{"title":"Fees products","description":null,"products":[{"product_id":"12at7-penta-shuguang-high-mu-twin-triode-single","title":"Penta Labs 12AT7 \/ ECC81 Premium Triode Tube - Legendary Mullard Design","description":"\u003ch2 data-sourcepos=\"3:1-3:75\"\u003e\u003cstrong\u003ePenta Labs 12AT7 \/ ECC81 Premium Triode Tube\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3 data-sourcepos=\"5:1-5:477\"\u003eRediscover the classic warmth and articulate tone of the legendary Mullard 12AT7 with the premium Penta Labs 12AT7 \/ ECC81 triode tube.\u003c\/h3\u003e\n\u003cp data-sourcepos=\"5:1-5:477\"\u003eRevered for its exceptional performance and musicality, the original Mullard 12AT7 is a highly sought-after tube by audiophiles and musicians alike. Penta Labs has meticulously designed this tube to echo the renowned characteristics of its vintage predecessor, offering a reliable and high-quality option for your amplifier or audio circuit.\u003c\/p\u003e\n\u003cp data-sourcepos=\"7:1-7:398\"\u003eExperience the rich harmonics and detailed sound reproduction that made the Mullard a favorite. \u003cspan class=\"citation-0 citation-end-0\"\u003eThe Penta Labs 12AT7 delivers low noise and microphonics, ensuring a clean and pristine audio signal.\u003csup class=\"superscript\" data-turn-source-index=\"1\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e Whether you're looking to upgrade your preamp, oscillator, or mixer, this tube provides a significant improvement in sonic quality, bringing a touch of classic British tone to your setup.\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-sourcepos=\"9:1-9:23\"\u003e\u003cstrong\u003eKey Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-sourcepos=\"11:1-20:0\"\u003e\n\u003cli data-sourcepos=\"11:1-11:43\"\u003e\n\u003cstrong\u003eTube Type:\u003c\/strong\u003e 12AT7 \/ ECC81 (Equivalent)\u003c\/li\u003e\n\u003cli data-sourcepos=\"12:1-12:23\"\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Penta Labs\u003c\/li\u003e\n\u003cli data-sourcepos=\"13:1-13:31\"\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Twin Triode\u003c\/li\u003e\n\u003cli data-sourcepos=\"14:1-14:35\"\u003e\n\u003cstrong\u003eHeater Voltage:\u003c\/strong\u003e 6.3V or 12.6V\u003c\/li\u003e\n\u003cli data-sourcepos=\"15:1-15:34\"\u003e\n\u003cstrong\u003eCathode:\u003c\/strong\u003e Coated Unipotential\u003c\/li\u003e\n\u003cli data-sourcepos=\"16:1-16:39\"\u003e\u003cstrong\u003eWarm and articulate sound profile\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-sourcepos=\"17:1-17:32\"\u003e\u003cstrong\u003eLow noise and microphonics\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-sourcepos=\"18:1-18:51\"\u003e\u003cstrong\u003eDesigned to emulate the classic Mullard sound\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-sourcepos=\"19:1-20:0\"\u003e\u003cstrong\u003eIdeal for preamps, oscillators, and mixers\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-sourcepos=\"21:1-21:16\"\u003e\u003cstrong\u003ePerfect for:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-sourcepos=\"23:1-28:0\"\u003e\n\u003cli data-sourcepos=\"23:1-23:24\"\u003eHi-fi audio amplifiers\u003c\/li\u003e\n\u003cli data-sourcepos=\"24:1-24:34\"\u003eGuitar and instrument amplifiers\u003c\/li\u003e\n\u003cli data-sourcepos=\"25:1-25:21\"\u003ePreamplifier stages\u003c\/li\u003e\n\u003cli data-sourcepos=\"26:1-26:31\"\u003eOscillator and mixer circuits\u003c\/li\u003e\n\u003cli data-sourcepos=\"27:1-28:0\"\u003eAnyone seeking the classic Mullard-inspired tone\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-sourcepos=\"29:1-29:123\"\u003e\u003cstrong\u003eUpgrade your sound with the Penta Labs 12AT7 \/ ECC81 – the perfect blend of vintage inspiration and modern reliability.\u003c\/strong\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638780059892,"sku":"","price":19.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_12AT7.png?v=1750811206"},{"product_id":"12ax7a","title":"12AX7A","description":"\u003ch3\u003e\u003cspan\u003e\u003cstrong\u003eElevate your sonic experience to unparalleled heights with the Penta Labs 12AX7A\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eT\u003cstrong\u003e\u003c\/strong\u003ehe pinnacle of vacuum tube design, meticulously crafted for discerning audiophiles. This premium tube boasts a high amplification factor of 100, ensuring exceptional signal strength and dynamic range, while its balanced triodes and low noise\/microphonics guarantee pristine audio reproduction, free from unwanted artifacts. Experience breathtaking clarity, rich harmonics, and a captivating soundstage that will transport you to the heart of your favorite music, all while enjoying the peace of mind that comes with a long lifespan designed for years of listening pleasure.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"page\" title=\"Page 1\"\u003e\n\u003cdiv class=\"section\"\u003e\n\u003cdiv class=\"layoutArea\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eCondition: New Current Production\u003c\/div\u003e\n\u003cdiv\u003eType: Single Tube\u003c\/div\u003e","brand":"My Store","offers":[{"title":"Single","offer_id":46138754203892,"sku":"12AX7A-1","price":24.99,"currency_code":"USD","in_stock":true},{"title":"Matched Pair","offer_id":46138754236660,"sku":"12AX7A-MP","price":34.99,"currency_code":"USD","in_stock":true},{"title":"Matched Trio","offer_id":46138754269428,"sku":"12AX7A-MT","price":57.99,"currency_code":"USD","in_stock":true},{"title":"Matched Quad","offer_id":46138754302196,"sku":"12AX7A-MQS","price":74.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_12AX7A.jpg?v=1725400831"},{"product_id":"2j55","title":"2J55 X-Band Pulsed Magnetron","description":"\u003ch2 data-sourcepos=\"3:1-3:383\"\u003eThe 2J55 is a robust and reliable X-band pulsed magnetron, renowned for its compact design, high stability, and exceptional adaptability across a wide range of radar applications.\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal for demanding environments, this electron tube delivers precise and powerful microwave pulses, making it a cornerstone for marine navigation, search radars, and other critical pulsed radar systems.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned for consistent performance, the 2J55 ensures optimal operation in challenging conditions, offering a critical component for systems requiring high peak power output and stable frequency.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eKey Features:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cul class=\"ul1\"\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eFixed Frequency Operation:\u003c\/b\u003e Optimized for a precise frequency range in the X-band (typically 9345 to 9405 MHz), ensuring reliable signal generation for dedicated radar applications.\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eHigh Peak Power Output:\u003c\/b\u003e Capable of delivering a substantial peak output power, commonly rated at 40 kW (peak), with some variants reaching up to 50 kW, providing strong signal returns for effective detection.\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003ePulsed Operation:\u003c\/b\u003e Engineered for pulsed applications, the 2J55 is designed for short, high-energy bursts, crucial for accurate range and bearing measurements in radar systems.\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eCompact Construction:\u003c\/b\u003e Its compact form factor facilitates integration into various radar system designs, offering flexibility in equipment layout.\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eIntegral Magnet:\u003c\/b\u003e Features an integral magnet for a self-contained unit, simplifying installation and ensuring stable magnetic fields for consistent performance.\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eWaveguide Output:\u003c\/b\u003e Equipped with a WR84 output connector\/waveguide, ensuring efficient and standard interfacing with radar system components.\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eForced Air Cooled:\u003c\/b\u003e Designed for forced air cooling, effectively managing heat dissipation to maintain optimal operating temperatures and extend tube life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eTypical Applications:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cul class=\"ul1\"\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003eMarine Navigation Radars\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003eSearch Radars\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003eWeather Radars\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003eCoastal Surveillance Systems\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003eIndustrial Microwave Applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cul class=\"ul1\"\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eType:\u003c\/b\u003e Fixed Frequency Pulsed Magnetron\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eFrequency Range:\u003c\/b\u003e 9345 to 9405 MHz (X-band)\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003ePeak Anode Voltage:\u003c\/b\u003e 11 to 13 kV (Peak)\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003ePeak Anode Current:\u003c\/b\u003e 3.5 to 16 A\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eHeater Voltage:\u003c\/b\u003e 5.7 to 6.9 V (typically 6.3V)\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eHeater Current:\u003c\/b\u003e 0.9 to 1.2 A\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003ePeak Output Power:\u003c\/b\u003e 40 kW (Peak) minimum (some variants up to 50 kW)\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eDuty Cycle:\u003c\/b\u003e 0.001 (maximum)\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003ePulse Width:\u003c\/b\u003e Up to 2.5 µs\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eVSWR at Output Coupler:\u003c\/b\u003e 1.5:1 (maximum)\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eAnode Temperature (Max):\u003c\/b\u003e 100 °C\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eOutput Connector\/Waveguide:\u003c\/b\u003e WR84\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eCooling:\u003c\/b\u003e Forced Air Cooled\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cb\u003eWeight:\u003c\/b\u003e Approximately 1.9 kg (4 lbs)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003eThe 2J55 X-Band Pulsed Magnetron represents a reliable and high-performance solution for professionals and industries demanding precise and powerful microwave generation in their radar systems.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eContact us for quotation.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638782648564,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_PRODUCT_HOLDER.png?v=1752876103"},{"product_id":"3-500zg","title":"3-500ZG Transmitting Tube","description":"\u003ch2 class=\"font-600 text-xl font-bold\"\u003e3-500Z tube specs\u003c\/h2\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThe 3-500Z tube stands as one of the most versatile and powerful transmitting tubes in the amateur radio and industrial sectors. This robust triode tube combines exceptional durability with high-power handling capabilities, making it a preferred choice for both HAM radio enthusiasts and professional applications.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eKnown for its reliable performance and consistent output, the 3-500Z has become a standard in high-power amplifier designs. Whether you're building a linear amplifier for your amateur radio station or need a dependable tube for industrial RF equipment, understanding these key specifications will help ensure optimal performance and longevity.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eHere's what you need to know about its key specifications:\u003c\/p\u003e\n\u003ctable style=\"width: 98.0222%; margin-bottom: 20px;\" class=\"bg-bg-100 min-w-full border-separate border-spacing-0 text-sm leading-[1.88888]\"\u003e\n\u003cthead class=\"border-b-border-100\/50 border-b-[0.5px] text-left\"\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003cth style=\"width: 69.186%;\" class=\"text-text-000 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] font-400 px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"width: 30.814%;\" class=\"text-text-000 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] font-400 px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd style=\"width: 69.186%;\" class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eFilament Voltage\u003c\/td\u003e\n\u003ctd style=\"width: 30.814%;\" class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e5.0V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd style=\"width: 69.186%;\" class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eFilament Current\u003c\/td\u003e\n\u003ctd style=\"width: 30.814%;\" class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e15A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd style=\"width: 69.186%;\" class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003ePlate Dissipation\u003c\/td\u003e\n\u003ctd style=\"width: 30.814%;\" class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e500W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd style=\"width: 69.186%;\" class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eMaximum Plate Voltage\u003c\/td\u003e\n\u003ctd style=\"width: 30.814%;\" class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e4000V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd style=\"width: 69.186%;\" class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eCooling Method\u003c\/td\u003e\n\u003ctd style=\"width: 30.814%;\" class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eRadiation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd style=\"width: 69.186%;\" class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eBase Type\u003c\/td\u003e\n\u003ctd style=\"width: 30.814%;\" class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e5-Pin Special\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd style=\"width: 69.186%;\" class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eMaximum Operating Frequency\u003c\/td\u003e\n\u003ctd style=\"width: 30.814%;\" class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e110 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd style=\"width: 69.186%;\" class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eAmplification Factor\u003c\/td\u003e\n\u003ctd style=\"width: 30.814%;\" class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e130\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThese specifications make the 3-500Z an excellent choice for high-power amateur radio amplifiers and industrial RF heating applications.\u003c\/p\u003e\n\u003ch3 class=\"font-600 text-lg font-bold\"\u003e3-500Z tube data sheet download\u003c\/h3\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eFor complete technical specifications and operating parameters, download our comprehensive 3-500Z tube data sheet. This detailed document includes essential information about:\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eMaximum ratings\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eTypical operating conditions\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003ePhysical dimensions\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eInstallation guidelines\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eSafety considerations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eAccess the complete \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/3-500ZG_3.pdf?v=1758821646\"\u003edata sheet here\u003c\/a\u003e\u003ca href=\"https:\/\/www.google.com\/url?q=https:\/\/drive.google.com\/file\/d\/1xe5qw8fH-9viOu3OGlb85tOoh3sF877v\/view?usp%3Dsharing\u0026amp;sa=D\u0026amp;source=docs\u0026amp;ust=1730895746036350\u0026amp;usg=AOvVaw1Q5nbzEypp2ebn4QvmvxRk\"\u003e\u003c\/a\u003e to ensure optimal performance and longevity of your 3-500Z tube.  Data sheet for \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/3-500Z.pdf?v=1764022700\"\u003eAmperex version here\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3 class=\"font-600 text-lg font-bold\"\u003eUpgrades for Amperex version\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eNinex glass\u003c\/li\u003e\n  \u003cli\u003eLarge anode post creating a robust structure that will not break during transportation.\u003c\/li\u003e\n  \u003cli\u003eSpecial design engineered foam for packing with the correct durometer for safe passage to their destination.\u003c\/li\u003e\n  \u003cli\u003e700-watt plate dissipation for those moments where extra power may be required for a short interval.\u003c\/li\u003e\n    \u003cli\u003eCeramic wafer capable of high temperature without having any degradation in leakage current.\u003c\/li\u003e\n  \u003cli\u003eHigh temperature solder used to attach the pins to the tube.\u003c\/li\u003e\n  \u003cli\u003eConsistent performance specifications during manufacturing that yield \u0026lt; 3 % test differential between tubes.\u003c\/li\u003e\n  \u003cli\u003eTest reports are supplied that guaranty each tube is supplied that meets all the design characteristics required for optimal performance.\u003c\/li\u003e\n  \u003cli\u003eA special sprayed application of Zirconium hydride (ZrH4) on the graphite anode that will absorb residual gas as the tube ages allowing for extended life expectancy.\u003c\/li\u003e\n  \u003cli\u003eAnode caps that are molded into the glass bulb. The competition uses a separate cap that has a set screw to attach it to the anode, which is prone to arcing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 class=\"font-600 text-lg font-bold\"\u003e3-500Z tube substitute \u0026amp; equivalent information\u003c\/h3\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eWhen considering replacements or alternatives for the 3-500Z tube, it's important to understand the key differences and compatibility options. The difference between 3-500Z and 3-500Zg lies mainly in their manufacturing specifications, though they are functionally identical in most applications.  \u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eFor amateur radio enthusiasts looking for alternatives, the 572B and 811A tubes operate in similar applications, though with different power ratings and operating characteristics. While these tubes serve similar purposes in HAM radio equipment, they are not direct 3-500Z tube equivalent options and may require circuit modifications for proper operation.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThe 3-500Z is particularly popular in:\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eAmateur radio linear amplifiers\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eIndustrial RF heating systems\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eBroadcasting equipment\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eScientific applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eWhen choosing between available options, consider factors such as:\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003ePower handling requirements\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eOperating frequency range\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eCooling capabilities\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eSocket compatibility\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eCost-effectiveness\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eWe recommend using genuine tubes specifically designed for your equipment for the best results. \u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e Our team of \u003ca href=\"https:\/\/pentalabs.com\/\"\u003evacuum tube manufacturers\u003c\/a\u003e can help you determine the most suitable option for your specific application, ensuring optimal performance and reliability.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eLooking for other specialized electronic components? Explore our complete selection of high-quality vacuum tubes and related products for all your technical needs.\u003c\/p\u003e\n\n  \u003cstyle\u003e\n  .product-details ul { list-style-type: disc; margin-left: 25px; }\n    .product-details ul li { line-height: 1.4rem;}\n  \u003c\/style\u003e","brand":"My Store","offers":[{"title":"Single","offer_id":45990160892148,"sku":"3-500ZG","price":329.0,"currency_code":"USD","in_stock":true},{"title":"Matched Pair","offer_id":45990160924916,"sku":"3-500ZG-MP","price":655.0,"currency_code":"USD","in_stock":true},{"title":"Matched Trio","offer_id":45990160957684,"sku":"3-500ZG-MT","price":985.0,"currency_code":"USD","in_stock":true},{"title":"Matched Quad","offer_id":45990160990452,"sku":"3-500ZG-MQ","price":1315.0,"currency_code":"USD","in_stock":true},{"title":"Thomson - Single","offer_id":46771609927924,"sku":"3-500ZGT","price":349.0,"currency_code":"USD","in_stock":true},{"title":"Thomson - Matched Pair","offer_id":46771609960692,"sku":"3-500ZGT-MP","price":695.0,"currency_code":"USD","in_stock":true},{"title":"Thomson - Matched Trio","offer_id":46771609993460,"sku":"3-500ZGT-MT","price":1045.0,"currency_code":"USD","in_stock":true},{"title":"Thomson - Matched Quad","offer_id":46771610026228,"sku":"3-500ZGT-MQ","price":1295.0,"currency_code":"USD","in_stock":true},{"title":"Amperex - Single","offer_id":47222634316020,"sku":"3-500ZGA","price":405.0,"currency_code":"USD","in_stock":true},{"title":"Amperex - Matched Pair","offer_id":47222635593972,"sku":"3-500ZGA-MP","price":810.0,"currency_code":"USD","in_stock":true},{"title":"Amperex - Matched Trio","offer_id":47222635921652,"sku":"3-500ZGA-MT","price":1215.0,"currency_code":"USD","in_stock":true},{"title":"Amperex - Matched Quad","offer_id":47222636773620,"sku":"3-500ZGA-MQ","price":1620.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_3-500ZG_02.jpg?v=1725387305"},{"product_id":"3cpx800a7","title":"3CPX800A7 HIGH POWER TRIODE","description":"\u003ch2\u003e3CPX800A7 tube specs\u003c\/h2\u003e\n\u003cp\u003eEngineered with a forced-air cooled, external anode structure, the 3CPX800A7 replacement offers improved performance under higher voltage stress compared to its sibling, the 3CX800A7. This makes it ideal for medical and broadcast use cases requiring high pulse power capabilities.\u003c\/p\u003e\n\u003cp\u003eThe table below outlines the general technical characteristics of the 3CPX800A7 tube. For full electrical, mechanical, and cooling parameters, please refer to the downloadable datasheet.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ccc;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 8px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 8px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eCathode\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eOxide-coated, unipotential\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eFilament Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e13.5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eFilament Current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e1.3 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eCooling\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eForced air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eMaximum Plate Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e4,500 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003ePeak Anode Power\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e2.5 kW (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eEnvelope\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eCeramic\/Metal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eSocket\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eEIMAC SK-410 or equivalent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eHeight: 4.38 in \/ Diameter: 2.38 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e3CPX800A7 tube datasheet download\u003c\/h3\u003e\n\u003cp\u003eDownload the official EIMAC datasheet for the 3CPX800A7 to view full technical specifications, installation notes, and recommended cooling configurations. This document provides detailed information for engineers, technicians, and system integrators working with vacuum tube assemblies.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/3CPX800A7.pdf?v=1749736046\"\u003eDownload 3CPX800A7 Datasheet PDF\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003e3CPX800A7 tube replacement \u0026amp; substitute information\u003c\/h3\u003e\n\u003cp\u003eThe 3CPX800A7 is often chosen as a more robust EIMAC 3CPX800A7 tube substitute for the 3CX800A7, thanks to its improved voltage handling and rugged build. It is compatible with systems that require high pulse performance, such as RF amplifiers and MRI equipment. If you're sourcing \u003ca href=\"https:\/\/pentalabs.com\/collections\/triodes\"\u003epower triode tubes\u003c\/a\u003e for demanding commercial or an \u003ca href=\"https:\/\/pentalabs.com\/collections\/mri-tubes\"\u003e\u003cspan data-sheets-root=\"1\"\u003eMRI replacement tube\u003c\/span\u003e\u003c\/a\u003e, the 3CPX800A7 offers a dependable, high-power solution.\u003c\/p\u003e\n\u003cp\u003eAs a widely adopted vacuum tube from trusted \u003ca href=\"https:\/\/pentalabs.com\/\"\u003evacuum tube manufacturers\u003c\/a\u003e, the 3CPX800A7 also serves as an ideal replacement in applications where extended durability and thermal stability are critical.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Single","offer_id":46512256155892,"sku":"","price":1025.0,"currency_code":"USD","in_stock":false},{"title":"Matched Pair","offer_id":46512256188660,"sku":"","price":1945.0,"currency_code":"USD","in_stock":false},{"title":"Matched Trio","offer_id":46512256221428,"sku":"","price":2895.0,"currency_code":"USD","in_stock":true},{"title":"Matched Quad","offer_id":46512256254196,"sku":"","price":3845.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_3CPX800A7.jpg?v=1725566241"},{"product_id":"3cx10000a7","title":"Penta Laboratories 3CX10,000A7\/8160 Power Triode","description":"\u003ch2\u003e3CX10000A7 tube specs\u003c\/h2\u003e\n\u003cp\u003eThe 3CX10000A7 replacement is a high-mu ceramic\/metal triode designed for use in RF amplifiers requiring continuous wave or pulse power. With a low-pressure forced air cooling requirement and robust build, it delivers high peak power and dependable thermal performance in sustained-use environments.\u003c\/p\u003e\n\u003cp\u003eBelow are general specifications. Please refer to the downloadable datasheet for complete details.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ccc;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 8px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 8px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eCathode\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eOxide-coated, unipotential\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eFilament Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e7.5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eFilament Current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e58 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eCooling\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eForced air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eMaximum Plate Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e8,000 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003ePlate Dissipation\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e10 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eEnvelope\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eCeramic\/Metal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eSocket\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eEIMAC SK-2200 or equivalent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eHeight: 13.9 in \/ Diameter: 5.7 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e3CX10000A7 tube datasheet download\u003c\/h3\u003e\n\u003cp\u003eDownload the 3CX10000A7 datasheet to view full electrical, mechanical, and thermal characteristics, as well as recommended cooling and socketing guidelines. Ideal for engineers and technicians working in high-voltage RF amplifier systems.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/3CX10_000A7.pdf?v=1749736482\"\u003eDownload 3CX10000A7 Datasheet PDF\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003e3CX10000A7 tube replacement \u0026amp; substitute information\u003c\/h3\u003e\n\u003cp\u003eThe 3CX10000A7 is frequently used as a direct \u003cstrong\u003eEIMAC 3CX10000A7 tube substitute\u003c\/strong\u003e in professional-grade RF setups and \u003ca rel=\"noopener\" href=\"https:\/\/pentalabs.com\/collections\/mri-tubes\"\u003eMRI RF amplifier\u003c\/a\u003e systems. Its high efficiency and thermal reliability make it suitable for pulse modulators, induction heating, and broadcast transmission environments.\u003c\/p\u003e\n\u003cp\u003eThis triode is part of our extensive \u003ca rel=\"noopener\" href=\"https:\/\/pentalabs.com\/collections\/triodes\"\u003etriode for sale\u003c\/a\u003e inventory, engineered to meet the needs of high-power RF professionals. Built by Pentalabs to match the original EIMAC specifications, it’s a top choice among \u003ca rel=\"noopener\" href=\"https:\/\/pentalabs.com\/\"\u003evacuum tube manufacturers USA\u003c\/a\u003e and industrial system designers worldwide.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638792118516,"sku":"","price":2795.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_3CX10_000A7_01.jpg?v=1725387305"},{"product_id":"3cx15000a7","title":"3CX15,000A7 15 KW HIGH MU POWER TRIODE","description":"\u003ch2\u003e3CX15000A7 tube specs\u003c\/h2\u003e\n\u003cp\u003eThe 3CX15000A7 replacement is a ceramic\/metal triode with an external anode and forced air cooling. Suitable for RF amplifier and industrial heating applications, it delivers a solid performance in systems demanding up to 15 kW of plate dissipation. This rugged design ensures high output and long operational life even under continuous service.\u003c\/p\u003e\n\u003cp\u003eGeneral specifications are listed below. For detailed operational parameters, refer to the downloadable datasheet.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ccc;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 8px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 8px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eCathode\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eOxide-coated, unipotential\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eFilament Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e7.5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eFilament Current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e51 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eCooling\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eForced air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eMaximum Plate Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e8,000 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003ePlate Dissipation\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e15 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eEnvelope\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eCeramic\/Metal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eSocket\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eEIMAC SK-2200 or equivalent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eHeight: 13.3 in \/ Diameter: 5.6 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e3CX15000A7 tube datasheet download\u003c\/h3\u003e\n\u003cp\u003eFor full specifications, cooling recommendations, socketing details, and electrical characteristics, download the official 3CX15000A7 datasheet. This PDF is essential for installation planning, repairs, or upgrade design work.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/3CX15_000A7.pdf?v=1749736612\"\u003eDownload 3CX15000A7 Datasheet PDF\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003e3CX15000A7 tube replacement \u0026amp; substitute information\u003c\/h3\u003e\n\u003cp\u003eThe 3CX15000A7 is often selected as an \u003cstrong\u003eEIMAC 3CX15000A7 tube substitute\u003c\/strong\u003e in high-power RF systems, induction heaters, and \u003ca href=\"https:\/\/pentalabs.com\/collections\/mri-tubes\" rel=\"noopener\"\u003eMRI RF amplifier\u003c\/a\u003e setups. With a high plate dissipation rating and excellent thermal performance, it is suitable for rugged applications where reliability is key.\u003c\/p\u003e\n\u003cp\u003ePart of our professional-grade \u003ca href=\"https:\/\/pentalabs.com\/collections\/triodes\" rel=\"noopener\" target=\"_blank\"\u003etriode for sale\u003c\/a\u003e selection, this Pentalabs-built tube meets or exceeds EIMAC original specifications. It is a reliable choice among system designers and \u003ca href=\"https:\/\/pentalabs.com\/\" rel=\"noopener\"\u003evacuum tube suppliers\u003c\/a\u003e globally.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638793887988,"sku":"","price":2995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/3CX15000A7.png?v=1733873843"},{"product_id":"3cx15000h3","title":"3CX15,000H3 - 15 KW MEDIUM MU POWER TRIODE","description":"\u003ch2 style=\"font-size: 34px;\" class=\"text-xl font-bold text-text-200 mt-1 -mb-0.5\"\u003e3CX15000H3 tube specs\u003c\/h2\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThe 3CX15000H3 is a high-power, air-cooled triode designed for industrial and broadcast applications where reliability and consistent performance are paramount.\u003c\/p\u003e\n\u003ctable class=\"bg-bg-100 min-w-full border-separate border-spacing-0 text-sm leading-[1.88888] whitespace-normal\"\u003e\n\u003cthead class=\"border-b-border-100\/50 border-b-[0.5px] text-left\"\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003cth class=\"text-text-000 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] font-400 px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"text-text-000 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] font-400 px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eTube Type\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eHigh-Mu Power Triode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eFilament Material\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eThoriated Tungsten\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eFilament Voltage\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e6.3V ± 0.3V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eFilament Current\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e156A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eAmplification Factor\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e20 (Average)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eCooling Method\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eForced Air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eMaximum Operating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e250°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eMaximum Frequency Rating (CW)\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e90 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eOverall Length\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e8.75 inches (222.25mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eDiameter\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e7.05 inches (179.07mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eDC Anode Voltage\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e12kV (Maximum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eDC Grid Voltage\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e-1000V (Maximum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eDC Anode Current\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e6.0A (Maximum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eDC Grid Current\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e1.0A (Maximum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eAnode Input Power\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e60kW (Maximum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eAnode Dissipation\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e15kW (Maximum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eAnode Output Power\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e30-41.2kW (Typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"font-size: 34px; padding-top: 25px;\" class=\"text-lg font-bold text-text-200 mt-1 -mb-1.5\"\u003e3CX15000H3 tube data sheet download\u003c\/h3\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eOur comprehensive data sheet provides detailed electrical characteristics, operating parameters, and installation guidelines for the 3CX15000H3 tube.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eDownload the complete technical specifications to ensure optimal performance in your specific application. The data sheet includes cooling requirements, characteristic curves, and recommended operating conditions.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/3CX15_000H3.pdf?v=1743096826\"\u003eDownload 3CX15000H3 Data Sheet PDF\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 style=\"font-size: 34px; padding-top: 25px;\" class=\"text-lg font-bold text-text-200 mt-1 -mb-1.5\"\u003e3CX15000H3 tube substitute \u0026amp; equivalent information\u003c\/h3\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eWhen seeking an 3CX15000H3 tube equivalent, several options may be suitable depending on your specific application requirements.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThe 3CX15000H3 can serve as a drop-in replacement for the EIMAC 3CX15000H3 \u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003etube.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eOur \u003ca href=\"https:\/\/pentalabs.com\/collections\/triodes\"\u003epower triode tubes\u003c\/a\u003e are compatible with numerous RF welding machines from manufacturers including Thermex-Thermatron, Cosmos-Kabar, Hall Dielectric, Miller Weldmaster, Zemat RF Welding, Forsstrom, and Fiab RF Welding Machines.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eNeed assistance selecting the right tube for your specific equipment? Contact our \u003ca href=\"https:\/\/pentalabs.com\/\"\u003evacuum tube manufacturers USA\u003c\/a\u003e support team for expert guidance on finding the perfect match for your operational requirements.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638794608884,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_3CX15000H3.jpg?v=1726537638"},{"product_id":"3cx1500a7","title":"3CX1500A7\/8877 1500 W HIGH MU POWER TRIODE","description":"\u003ch2 data-end=\"1730\" data-start=\"1702\"\u003e3CX1500A7 8877 Tube Specs\u003c\/h2\u003e\n\u003cp data-end=\"1865\" data-start=\"1732\"\u003eBelow is a quick overview of the key specifications. \u003c\/p\u003e\n\u003ctable data-end=\"2588\" data-start=\"1867\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-end=\"1939\" data-start=\"1867\"\u003e\n\u003ctr data-end=\"1939\" data-start=\"1867\"\u003e\n\u003cth data-col-size=\"sm\" data-end=\"1895\" data-start=\"1867\"\u003e\u003cstrong data-end=\"1886\" data-start=\"1869\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-col-size=\"sm\" data-end=\"1939\" data-start=\"1895\"\u003e\u003cstrong data-end=\"1908\" data-start=\"1897\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-end=\"2588\" data-start=\"2012\"\u003e\n\u003ctr data-end=\"2083\" data-start=\"2012\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2039\" data-start=\"2012\"\u003eAnode Dissipation\u003c\/td\u003e\n\u003ctd data-end=\"2083\" data-start=\"2039\" data-col-size=\"sm\"\u003e1500 watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2155\" data-start=\"2084\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2111\" data-start=\"2084\"\u003eFilament Voltage\u003c\/td\u003e\n\u003ctd data-end=\"2155\" data-start=\"2111\" data-col-size=\"sm\"\u003e5.0 volts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2227\" data-start=\"2156\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2183\" data-start=\"2156\"\u003eFilament Current\u003c\/td\u003e\n\u003ctd data-end=\"2227\" data-start=\"2183\" data-col-size=\"sm\"\u003e10.5 amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2300\" data-start=\"2228\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2255\" data-start=\"2228\"\u003eAmplification Factor\u003c\/td\u003e\n\u003ctd data-end=\"2300\" data-start=\"2255\" data-col-size=\"sm\"\u003e200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2372\" data-start=\"2301\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2328\" data-start=\"2301\"\u003eCooling Method\u003c\/td\u003e\n\u003ctd data-end=\"2372\" data-start=\"2328\" data-col-size=\"sm\"\u003eForced Air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2444\" data-start=\"2373\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2400\" data-start=\"2373\"\u003eTypical Use Cases\u003c\/td\u003e\n\u003ctd data-end=\"2444\" data-start=\"2400\" data-col-size=\"sm\"\u003eRF Linear Amplifiers, MRI, Ham Radio\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2516\" data-start=\"2445\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2472\" data-start=\"2445\"\u003eBase\u003c\/td\u003e\n\u003ctd data-end=\"2516\" data-start=\"2472\" data-col-size=\"sm\"\u003eSpecial Coaxial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2588\" data-start=\"2517\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2544\" data-start=\"2517\"\u003eEnvelope\u003c\/td\u003e\n\u003ctd data-end=\"2588\" data-start=\"2544\" data-col-size=\"sm\"\u003eCeramic\/Metal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp data-end=\"2798\" data-start=\"2590\"\u003eThese high-efficiency tubes are ideal for demanding RF and power amplifier applications. They are particularly popular in 3CX1500A7 amplifiers used across both broadcast and medical MRI equipment.\u003c\/p\u003e\n\u003ch3 data-end=\"2847\" data-start=\"2805\"\u003e3CX1500A7 8877 Tube Datasheet Download\u003c\/h3\u003e\n\u003cp data-end=\"2982\" data-start=\"2849\"\u003eDownload the full 3CX1500A7 8877 tube datasheet to review complete technical specs, pin configurations, and application guidance:\u003c\/p\u003e\n\u003cp data-end=\"3071\" data-start=\"2984\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/3CX1500A7_671c69b3-2d38-4976-a20f-e736b046e025.pdf?v=1766270921\"\u003eDownload 3CX1500A7 Datasheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"3305\" data-start=\"3250\"\u003e3CX1500A7 Tube Replacement \u0026amp; Substitute Information\u003c\/h3\u003e\n\u003cp data-end=\"620\" data-start=\"241\"\u003eThe 3CX1500A7 is a high-performance ceramic\/metal triode designed as a direct replacement for the EIMAC 8877. It is widely used in RF amplifiers, MRI systems, and high-power amateur radio equipment. As an EIMAC 8877 3CX1500A7 tube substitute, this model offers the same electrical characteristics and can be used interchangeably in most systems originally built for the 8877.\u003c\/p\u003e\n\u003cp data-end=\"892\" data-start=\"622\"\u003eIt is commonly installed in broadcast transmitters, high-end transmitting tubes setups, and RF power sections of medical devices. If you're sourcing replacements for aging or hard-to-find EIMAC components, the Penta Labs 3CX1500A7 is a reliable, high-quality option.\u003c\/p\u003e\n\u003cp data-end=\"1346\" data-start=\"894\"\u003eWe also carry other related components like \u003ca data-end=\"1005\" data-start=\"938\" class=\"\" rel=\"noopener\" href=\"https:\/\/pentalabs.com\/collections\/triodes\"\u003epower triode tubes\u003c\/a\u003e and specialty models for medical systems. For pricing on compatible tubes for MRI machines, visit our \u003ca data-end=\"1173\" data-start=\"1108\" class=\"\" rel=\"noopener\" href=\"https:\/\/pentalabs.com\/collections\/mri-tubes\"\u003eMRI tube price\u003c\/a\u003e section. If you're shopping for parts for amateur or commercial RF systems, explore our full range of \u003ca data-end=\"1345\" data-start=\"1276\" class=\"\" rel=\"noopener\" href=\"https:\/\/pentalabs.com\/collections\/ham-radio\"\u003etransmitting tubes\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp data-end=\"1552\" data-start=\"1348\"\u003ePlease note: This 3CX1500A7 is not to be confused with the \u003ca data-end=\"1468\" data-start=\"1407\" class=\"\" rel=\"noopener\" href=\"https:\/\/pentalabs.com\/products\/3cpx1500a7-1\"\u003e3CPX1500A7\u003c\/a\u003e, which is designed for pulse applications and uses different internal construction.\u003c\/p\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"1736\" data-start=\"1554\"\u003eAs one of the leading \u003ca data-end=\"1625\" data-start=\"1576\" class=\"\" rel=\"noopener\" href=\"https:\/\/pentalabs.com\/\"\u003evacuum tube dealers\u003c\/a\u003e in the industry, Penta Labs is your trusted source for matched sets, hard-to-find triodes, and expert support.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638795034868,"sku":"","price":1350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_3CX1500A7_01.jpg?v=1725387305"},{"product_id":"3cx20000h3","title":"3CX20,000H3 20kW High-Mu Power Triode","description":"\u003ch2 style=\"font-size: 34px\" class=\"text-xl font-bold text-text-200 mt-1 -mb-0.5\"\u003e3CX20000H3 tube specs\u003c\/h2\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThe 3CX20000H3 is a high-power ceramic-metal tube designed for applications requiring substantial power handling capabilities. With its medium-mu design and robust construction, this tube offers versatile performance across multiple applications.\u003c\/p\u003e\n\u003ctable class=\"bg-bg-100 min-w-full border-separate border-spacing-0 text-sm leading-[1.88888] whitespace-normal\"\u003e\n\u003cthead class=\"border-b-border-100\/50 border-b-[0.5px] text-left\"\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003cth class=\"text-text-000 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] font-400 px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"text-text-000 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] font-400 px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eFrequency for Max Rating (CW)\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e90 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eAmplification Factor\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eFilament\/Cathode\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eThoriated Tungsten (10.0 Volts, 160 Amps)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003ePlate Dissipation\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e20,000 Watts maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eGrid Dissipation\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e800 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eFilament Rating\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e1600 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eInput Capacitance\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e70.0 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eOutput Capacitance\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e2.3 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eFeedthrough Capacitance\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e43.0 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eCooling Method\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eForced Air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eLength\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e19.0 in (482.6 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eDiameter\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e8.0 in (203.2 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e20.0 lb (9.1 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"font-size: 34px; padding-top: 25px\" class=\"text-lg font-bold text-text-200 mt-1 -mb-1.5\"\u003e3CX20000H3 tube data sheet download\u003c\/h3\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eNeed comprehensive technical specifications for your engineering team or maintenance department? Download our complete 3CX20000H3 data sheet for detailed operational parameters, characteristic curves, and installation guidelines.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThis technical documentation provides all the information needed for proper implementation and maintenance of your 3CX20000H3 tube.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/3CX20_000H3.pdf?v=1743097125\"\u003eDownload 3CX20000H3 Data Sheet PDF\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 style=\"font-size: 34px; padding-top: 25px;\" class=\"text-lg font-bold text-text-200 mt-1 -mb-1.5\"\u003e3CX20000H3 tube substitute \u0026amp; equivalent information\u003c\/h3\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThe 3CX20000H3 serves as a direct replacement for several industry-standard tubes. When searching for a 3CX20000H3 tube equivalent, consider the following compatible options:\u003c\/p\u003e\n\u003cul class=\"[\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eIain to add product 1 \u003c\/li\u003e\n\u003cli\u003eIain to add product 2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eOur 3CX20000H3 triodes feature the ceramic-metal construction and thoriated tungsten cathode that ensure compatibility with existing systems while providing superior performance and longevity. The robust design makes this \u003ca href=\"https:\/\/pentalabs.com\/collections\/triodes\"\u003etriode tube\u003c\/a\u003e particularly well-suited for high-stress environments where reliability is critical.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eFor applications requiring similar but not identical specifications, our technical support team can help identify the most appropriate tube from our extensive inventory of power vacuum tubes.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eTrust Penta Laboratories, the leading \u003ca href=\"https:\/\/pentalabs.com\/\"\u003eelectron tube manufacturers\u003c\/a\u003e in the USA.\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638795755764,"sku":"","price":3595.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_3CX10_000A7_01.jpg?v=1725387305"},{"product_id":"3cx3000a7","title":"3CX3000A7 - 3000 W HIGH MU POWER TRIODE","description":"\u003ch2 class=\"text-xl font-bold text-text-200 mt-1 -mb-0.5\"\u003e3CX3000A7 tube for sale\u003c\/h2\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eLooking for a reliable 3CX3000A7 for sale or need a 3CX3000A7 replacement? Each tube undergoes extensive testing and burn-in procedures to ensure consistent performance and longevity. Our tubes are ideal for broadcast transmitters, industrial RF heating systems, and scientific applications.\u003c\/p\u003e\n\u003ch2 class=\"text-xl font-bold text-text-200 mt-1 -mb-0.5\"\u003e3CX3000A7 tube specs\u003c\/h2\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eHere are the key specifications for this versatile power triode:\u003c\/p\u003e\n\u003ctable style=\"margin-bottom: 20px;\" class=\"bg-bg-100 min-w-full border-separate border-spacing-0 text-sm leading-[1.88888]\"\u003e\n\u003cthead class=\"border-b-border-100\/50 border-b-[0.5px] text-left\"\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003cth class=\"text-text-000 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] font-400 px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"text-text-000 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] font-400 px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eType\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eCeramic\/metal power triode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eCooling\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eForced air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eMaximum Plate Dissipation\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e4000 watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eTypical Plate Voltage\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e4000 volts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eTypical Plate Current\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e0.74A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eAmplification Factor\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e160\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eFrequency Range\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eUp to 110 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eBase Type\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eSpecial coaxial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 class=\"text-lg font-bold text-text-200 mt-1 -mb-1.5\"\u003e3CX3000A7 tube datasheet download\u003c\/h3\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eOur comprehensive \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/3CX3000A7.pdf?v=1738265783\"\u003etechnical documentation\u003c\/a\u003e includes detailed specifications, characteristic curves, and application guidelines for both.\u003c\/p\u003e\n\u003ch3 class=\"text-lg font-bold text-text-200 mt-1 -mb-1.5\"\u003e3CX3000A7 tube replacement \u0026amp; substitute information\u003c\/h3\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThe 3CX3000A7 serves as an EIMAC 3CX3000A7 tube substitute and is compatible with various broadcast and industrial RF systems. As one of America's leading \u003ca href=\"https:\/\/pentalabs.com\/\"\u003evacuum tube manufacturers\u003c\/a\u003e, we ensure that all of our \u003ca rel=\"noopener\" href=\"https:\/\/pentalabs.com\/collections\/ham-radio\" target=\"_blank\"\u003eradio tubes for sale\u003c\/a\u003e meet original equipment specifications.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eCompatible systems include:\u003c\/p\u003e\n\u003cul class=\"[\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eContinental 816R series transmitters\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eHarris FM25K transmitters\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eVarious industrial RF heating applications\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eScientific research equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eOur technical team is available to help you select the right tube configuration for your specific application and answer any questions you may have regarding \u003ca href=\"https:\/\/pentalabs.com\/collections\/all\"\u003eelectronic tubes\u003c\/a\u003e and \u003ca href=\"https:\/\/pentalabs.com\/collections\/guitar-amp-tubes\"\u003eamplifier tubes\u003c\/a\u003e\u003cstrong\u003e.\u003c\/strong\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638799491316,"sku":"","price":1350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_3000A7.jpg?v=1725387305"},{"product_id":"3cx6000a7","title":"3CX6000A7\/YU-148\/YU148 6000 W HIGH MU POWER TRIODE","description":"\u003ch2\u003e3CX6000A7 tube specs\u003c\/h2\u003e\n\u003cp\u003eThis 3CX6000A7 replacement features a ceramic\/metal envelope and external anode, making it ideal for extended duty cycles and high plate voltage systems. It is commonly deployed in RF amplifiers and transmitter systems where continuous wave operation is essential.\u003c\/p\u003e\n\u003cp\u003eThe following table includes general specifications. For detailed mechanical, electrical, and thermal data, please see the downloadable datasheet below.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ccc;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 8px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 8px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eCathode\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eOxide-coated, unipotential\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eFilament Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e7.5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eFilament Current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e51 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eCooling\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eForced air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eMaximum Plate Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e7,500 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003ePeak Anode Power\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e15 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eEnvelope\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eCeramic\/Metal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eSocket\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eEIMAC SK-2200 or equivalent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eHeight: 11.6 in \/ Diameter: 5.3 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e3CX6000A7 tube datasheet download\u003c\/h3\u003e\n\u003cp\u003eDownload the detailed datasheet to access complete specifications, cooling requirements, and installation details for the 3CX6000A7. Ideal for technicians and engineers working with high-power transmission or industrial RF systems.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/3CX6000-YU148.pdf?v=1766270648\"\u003eDownload 3CX6000A7 Datasheet PDF\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003e3CX6000A7 tube replacement \u0026amp; substitute information\u003c\/h3\u003e\n\u003cp\u003eThe 3CX6000A7, also known as the YU148, is widely accepted as an \u003cstrong\u003eEIMAC 3CX6000A7 tube substitute\u003c\/strong\u003e in both commercial and government-grade RF systems. It can serve as a direct replacement in high-frequency, high-voltage environments where long operating life and stable output are essential. It is a dependable option in pulse modulator circuits and broadcast transmitters.\u003c\/p\u003e\n\u003cp\u003eAs part of our \u003ca rel=\"noopener\" href=\"https:\/\/pentalabs.com\/collections\/triodes\"\u003epower triode tubes\u003c\/a\u003e lineup, this model is part of a class of robust, externally cooled vacuum tubes engineered for demanding service. Like all tubes manufactured by Pentalabs, the 3CX6000A7\/YU148 is built to meet or exceed the original EIMAC specifications and is a trusted choice among \u003ca rel=\"noopener\" href=\"https:\/\/pentalabs.com\/\"\u003evacuum tube manufacturers\u003c\/a\u003e, \u003cspan data-sheets-root=\"1\"\u003e\u003ca href=\"https:\/\/pentalabs.com\/collections\/mri-tubes\"\u003eMRI replacement tube\u003c\/a\u003e \u003c\/span\u003eintegrators globally.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638801686772,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_YU148.png?v=1750700413"},{"product_id":"3cx800a7","title":"3CX800A7 For Sale: 3CX800A7 Tube Data Sheet \u0026 Replacement Info","description":"\u003ch2 style=\"font-size: 36px;\"\u003e3CX800A7 tube specs\u003c\/h2\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eHere are the key specifications for the 3CX800A7 ceramic\/metal power triode:\u003c\/p\u003e\n\u003ctable class=\"bg-bg-100 min-w-full border-separate border-spacing-0 text-sm leading-[1.88888]\"\u003e\n\u003cthead class=\"border-b-border-100\/50 border-b-[0.5px] text-left\"\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003cth class=\"text-text-000 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] font-400 px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"text-text-000 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] font-400 px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eType\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eCeramic\/metal power triode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eCooling\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eForced air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eMaximum Plate Dissipation\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e800 watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eTypical Plate Voltage\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e3000 volts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eTypical Plate Current\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e300 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eAmplification Factor (mu)\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eTransconductance\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e17,000 µmhos\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eFrequency Range\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eUp to 600 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eBase Type\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eLarge Wafer 11-pin with Ring (EIA No. E11-81)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"font-size: 28px; margin: 20px 0;\"\u003e3CX800A7 tube datasheet download\u003c\/h3\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eFor complete technical specifications, operating parameters, and detailed application information, download our comprehensive \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/3CX800A7_1.pdf?v=1749484504\"\u003e3CX800A7 datasheet\u003c\/a\u003e. Contact our technical support team to receive the latest version with full specifications and characteristic curves.\u003c\/p\u003e\n\u003ch3 style=\"font-size: 28px; margin: 20px 0;\"\u003e3CX800A7 tube replacement \u0026amp; substitute information\u003c\/h3\u003e\n\u003cul class=\"[\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThe 3CX800A7 serves as an EIMAC 3CX800A7 tube substitute specifically designed for use in RF power amplifier applications. It's proven compatible with:\u003c\/p\u003e\n\u003cul class=\"[\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eMKS S23 and S24 RF amplifier systems\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eApplicable OEM part numbers:\n\u003cul class=\"[\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc space-y-1.5 pl-7\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e4522-150-11442 - IPA Tube 3CX800A7\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e4522-150-11441\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e4522-131-45832 - RF Power Amplifier S24-42\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e4522-131-45822, 4522-131-45823, 4522-131-45826, 4522-131-45827\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e53-S23A-64\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eAXT-X140-SP\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e4522 132 03242\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eReady to upgrade your system with a premium tube from one of America's leading \u003ca href=\"https:\/\/pentalabs.com\/\"\u003eelectron tube manufacturers\u003c\/a\u003e? Whether you need a \u003ca href=\"https:\/\/pentalabs.com\/collections\/ham-radio\"\u003eham radio tube\u003c\/a\u003e or specialized \u003ca href=\"https:\/\/pentalabs.com\/collections\/guitar-amp-tubes\"\u003eamp tubes\u003c\/a\u003e, Penta Labs delivers unmatched quality and value. Contact our technical team today for expert guidance on selecting the right tube for your application.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"My Store","offers":[{"title":"Single","offer_id":46138774651124,"sku":"","price":950.0,"currency_code":"USD","in_stock":true},{"title":"Matched Pair","offer_id":46138774683892,"sku":"","price":1945.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_3CX800A7_01.jpg?v=1725387306"},{"product_id":"4-400c","title":"4-400C\/6775","description":"\u003ch3 class=\"MsoNormal\"\u003e\n\u003cb\u003e\u003cspan\u003ePenta Labs 4-400C\/6775 Powerhouse Tetrode\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003eUnwavering Performance for Demanding Broadcast Applications\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eWhen your broadcast operations require the utmost in reliability and power, the Penta Labs 4-400C\/6775 tetrode is your answer. This compact, rugged tube, with its impressive 400-watt maximum plate dissipation, effortlessly handles the challenges of amplification, oscillation, and modulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cstrong\u003eDesigned with seamless integration in mind \u003c\/strong\u003e- the 4-400C\/6775 boasts low grid-plate capacitance and minimal driving-power requirements, simplifying your circuitry and streamlining driver stages.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eEfficient cooling is crucial for sustained performance, and the 4-400C\/6775 delivers. It utilizes a combination of plate radiation and forced-air circulation to maintain optimal operating temperatures. Further enhance cooling efficiency with the optional SK-400 Series Air-System Socket and glass chimney, ensuring perfectly balanced airflow across all critical tube components.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eThe 4-400C\/6775 isn't just about power; it's built to last. When longevity and consistent performance are non-negotiable, this tetrode is the clear choice. Elevate your broadcast capabilities with the 4-400C\/6775 – the powerhouse tube that delivers unwavering performance, day in and day out.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eKey Features:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eHigh Power Handling:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 400-watt maximum plate dissipation for demanding applications\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eVersatile:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Ideal for amplification, oscillation, and modulation\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eSimplified Design:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Low grid-plate capacitance and low driving-power requirements for streamlined circuitry\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eEfficient Cooling:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Radiation and forced-air circulation for optimal performance\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eEnhanced Cooling Option:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Compatible with SK-400 Series Air-System Socket for balanced airflow\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eLong-Term Reliability:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Built for extended service life and consistent performance\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eProduct Specifications:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eMaximum Plate Dissipation:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 400 Watts\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eType:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Tetrode\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eCooling:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Radiation and forced-air\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eBase:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Ceramic Tetrode Base\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eFilament Voltage (Vf):\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 5.0 Volts\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eFilament Current (If):\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 14.5 Amperes\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eMaximum Plate Voltage:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 5000 Volts\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eMaximum Screen Grid Voltage:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 1250 Volts\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eAmplification Factor:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 70\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eExperience the pinnacle of broadcast-quality tube technology with the Penta Labs 4-400C\/6775. Order yours today!\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638806896884,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_4-500A_01.jpg?v=1725387305"},{"product_id":"4cx1000a","title":"4CX1000A\/8168 Tetrode","description":"\u003ch2 style=\"font-size: 32px; margin-top: 15px;\"\u003e4CX1000A tube specs\u003c\/h2\u003e\n\u003cp\u003eBelow is a general 4CX1000A tube specs reference table for quick comparison and pre-order checks. This model is part of the \u003ca href=\"https:\/\/pentalabs.com\/collections\/tetrodes\" rel=\"noopener\" target=\"_blank\"\u003etetrode vacuum tube\u003c\/a\u003e family, so the most important “fit” variables typically include socket\/base style, cooling\/airflow path, and how the tube is driven in your specific amplifier or generator.\u003c\/p\u003e\n\u003cp\u003e4CX1000A general specifications\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #222;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #222; padding: 10px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #222; padding: 10px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eTube type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eCeramic\/metal radial-beam power tetrode (4CX1000A \/ 8168)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003ePlate (anode) dissipation (max)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e1,000 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eScreen dissipation (max)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e12 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eControl grid dissipation (max)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e0 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eFrequency for max rated power (CW)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e110 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eAmplification factor (Mu)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eN\/A (see data sheet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eFilament\/cathode type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eOxide coated, unipotential\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eFilament voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e6.0 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eFilament current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e9.0 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eInterelectrode capacitance (grounded cathode): input\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e81.0 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eInterelectrode capacitance (grounded cathode): output\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e11.8 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eInterelectrode capacitance (grounded cathode): feedthrough\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e0.01 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eInterelectrode capacitance (grounded grid): input\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e35.5 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eInterelectrode capacitance (grounded grid): output\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e12.0 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eInterelectrode capacitance (grounded grid): feedthrough\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e0.00 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eCooling method\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eForced air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eBase type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eSpecial, breechblock terminal surfaces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eRecommended air socket\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eSK-800 series (commonly SK-800B)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eRecommended air chimney\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eSK-806 series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eOverall length\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e4.80 in (122 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eOverall diameter\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e3.37 in (85.5 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e27 oz (768 g)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eOperating position\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eAny\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"font-size: 32px; margin-top: 15px;\"\u003e4CX1000A tube data sheet download\u003c\/h3\u003e\n\u003cp\u003eUse the data sheet as your final reference for ratings, cooling expectations, and mechanical details before ordering. \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/4CX1000A.pdf?v=1773680716\"\u003eDownload 4cx1000A Data Sheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 style=\"font-size: 32px; margin-top: 15px;\"\u003e4CX1000A tube substitute \u0026amp; equivalent information\u003c\/h3\u003e\n\u003cp\u003eThis tube is commonly sourced for RF power amplification service where the surrounding hardware is designed around the same socket and cooling approach. When comparing interchange options, confirm the mechanical interface first (socket\/base, chimney\/ducting, clearances), then validate operating conditions (typical drive level, duty cycle, and how hard the tube is run in practice).\u003c\/p\u003e\n\u003cp\u003eIn many installations, this can serve as an Eimac 4CX1000A tube equivalent and may be used as a direct replacement for 4CX1000A \u003ca href=\"https:\/\/pentalabs.com\/collections\/eimac-replacement-parts\" rel=\"noopener\" target=\"_blank\"\u003eEimac tubes\u003c\/a\u003e when the system requirements match. If you are replacing a legacy brand-marked tube, always compare the full installation context rather than relying on the model number alone.\u003c\/p\u003e\n\u003cp\u003eAs a trusted \u003ca href=\"https:\/\/pentalabs.com\/\" rel=\"noopener\" target=\"_blank\"\u003evacuum tube manufacturer\u003c\/a\u003e, we can help with compatibility confirmation if you share your existing tube marking plus your amplifier\/generator model and cooling setup. If your project is more audio-focused, you may also want to browse related \u003ca href=\"https:\/\/pentalabs.com\/collections\/hi-fi-audio-amplification\" rel=\"noopener\" target=\"_blank\"\u003eaudio tubes for sale\u003c\/a\u003e for other amplification designs.\u003c\/p\u003e\n\u003cp\u003eFor RF transmit applications, 4CX1000A is a \u003ca href=\"https:\/\/pentalabs.com\/collections\/ham-radio\"\u003etube ham radio\u003c\/a\u003e enthusiasts might need for a high-power 4CX1000A amplifier build or an existing amplifier that is designed around this tube family.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638810304756,"sku":"","price":935.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_4CX1000B.jpg?v=1725740882"},{"product_id":"4cx1500b","title":"4CX1500B\/8660 - 1500 W RADIAL BEAM POWER TETRODE","description":"\u003ch3 data-sourcepos=\"3:1-3:313\"\u003e\n\u003cstrong\u003eThe 4CX1500B\/8660 is a low voltage, high current radial beam power tetrode engineered for exceptionally low intermodulation distortion and minimal grid interception.\u003c\/strong\u003e This makes it an ideal choice for demanding radio frequency and audio frequency linear amplifier applications where signal purity is paramount.\u003c\/h3\u003e\n\u003cp data-sourcepos=\"5:1-5:17\"\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-sourcepos=\"7:1-20:0\"\u003e\n\u003cli data-sourcepos=\"7:1-7:44\"\u003e\n\u003cstrong\u003eMaximum Plate Dissipation:\u003c\/strong\u003e 1,500 Watts\u003c\/li\u003e\n\u003cli data-sourcepos=\"8:1-8:44\"\u003e\n\u003cstrong\u003eFrequency for Max Rating (CW):\u003c\/strong\u003e 110 MHz\u003c\/li\u003e\n\u003cli data-sourcepos=\"9:1-9:58\"\u003e\n\u003cstrong\u003eFilament\/Cathode:\u003c\/strong\u003e Oxide Coated, 6.0 Volts, 10.0 Amps\u003c\/li\u003e\n\u003cli data-sourcepos=\"10:1-10:25\"\u003e\n\u003cstrong\u003eCooling:\u003c\/strong\u003e Forced Air\u003c\/li\u003e\n\u003cli data-sourcepos=\"11:1-11:40\"\u003e\n\u003cstrong\u003eBase:\u003c\/strong\u003e Special, Breechblock SK-800B\u003c\/li\u003e\n\u003cli data-sourcepos=\"12:1-15:25\"\u003e\n\u003cstrong\u003eCapacitance (Grounded Cathode):\u003c\/strong\u003e\n\u003cul data-sourcepos=\"13:5-15:25\"\u003e\n\u003cli data-sourcepos=\"13:5-13:20\"\u003eInput: 81.5 pF\u003c\/li\u003e\n\u003cli data-sourcepos=\"14:5-14:21\"\u003eOutput: 11.8 pF\u003c\/li\u003e\n\u003cli data-sourcepos=\"15:5-15:25\"\u003eFeedthrough: 0.2 pF\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"16:1-18:34\"\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"17:5-18:34\"\u003e\n\u003cli data-sourcepos=\"17:5-17:33\"\u003eLength: 4.80 in (121.90 mm)\u003c\/li\u003e\n\u003cli data-sourcepos=\"18:5-18:34\"\u003eDiameter: 3.37 in (85.60 mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"19:1-20:0\"\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 27 oz (0.77 kg)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-sourcepos=\"32:1-32:15\"\u003e\u003cstrong\u003eContact Us:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-sourcepos=\"34:1-34:114\"\u003eFor detailed specifications, technical support, or to discuss your application requirements, please \u003ca href=\"https:\/\/pentalabs.com\/pages\/request-a-quote\" title=\"4CX1500B\/8660 Questions\"\u003econtact us\u003c\/a\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638811517172,"sku":"","price":1097.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_4CX1000B.jpg?v=1725740882"},{"product_id":"4cx20000a","title":"4CX20000A \/ 8990","description":"\u003ch2 style=\"font-size: 32px; margin-top: 15px;\"\u003e4CX20000A tube specs\u003c\/h2\u003e\n\u003cp\u003eThe table below gives a general overview of the 4CX20000A so you can quickly confirm the main characteristics. For full operating limits, curves, cooling tables, and dimensional detail, use the data sheet download below.\u003c\/p\u003e\n\u003cp\u003e4CX20000A general specifications\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 2px solid #000;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #000; padding: 10px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #000; padding: 10px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eTube type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eCeramic\/metal power tetrode (4CX20,000A \/ 8990)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003ePlate dissipation (max)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e20,000 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eScreen dissipation (max)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e450 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eControl grid dissipation (max)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e200 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eMaximum frequency for full ratings (CW)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e110 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eAmplification factor (Mu)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e6.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFilament\/cathode type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eThoriated tungsten mesh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFilament voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e10.0 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFilament current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e140 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eInterelectrode capacitance (grounded cathode): input\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e190 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eInterelectrode capacitance (grounded cathode): output\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e23.5 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eInterelectrode capacitance (grounded cathode): feedthrough\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e1.5 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eInterelectrode capacitance (grounded grid): input\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e83 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eInterelectrode capacitance (grounded grid): output\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e24.5 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eInterelectrode capacitance (grounded grid): feedthrough\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e0.2 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eCooling method\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eForced air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eBase type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eCoaxial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eSocket\/chimney note\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eConfirm against the installed hardware and data sheet before ordering; published references for this tube family include HF\/coaxial socket use and SK-320 \/ SK-326 air-system hardware references\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eOverall length\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e9.84 in (250 mm max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eOverall diameter\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e8.80 in (22.4 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e14.0 lb (6.35 kg net)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eOperating position\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eAxis vertical, base up or down\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"font-size: 32px; margin-top: 15px;\"\u003e4CX20000A tube data sheet download\u003c\/h3\u003e\n\u003cp\u003eDownload the 4CX20000A data sheet to review detailed ratings, characteristic curves, airflow requirements, and dimensional information before purchase.\u003c\/p\u003e\n\u003ch3 style=\"font-size: 32px; margin-top: 15px;\"\u003e4CX20000A tube substitute \u0026amp; equivalent information\u003c\/h3\u003e\n\u003cp\u003eThe 4CX20000A is commonly identified with the 8990 designation, so that is the first cross-reference to check when replacing an installed tube. In practical buying terms, the most useful 4CX20000A tube equivalent is usually another 4CX20,000A \/ 8990 built to the same operating class and matched to the same mechanical and cooling setup. Published equivalent-product literature also describes this family as a direct replacement for U.S.-manufactured 4CX20,000A \/ 8990 tubes. :contentReference[oaicite:1]{index=1}\u003c\/p\u003e\n\u003cp\u003eFor replacement work, do not rely on the number alone. Confirm the marking on the tube being removed, then verify socket style, chimney or airflow path, mounting orientation, and the operating conditions in the transmitter or amplifier. That extra check matters because published references for this tube family do not all describe the accessory hardware the same way, even though they agree on the core electrical characteristics.\u003c\/p\u003e\n\u003cp\u003eThe Penta Laboratories 4CX20000A can be used as a direct replacement for a 4CX20000A \u003ca href=\"https:\/\/pentalabs.com\/collections\/eimac-replacement-parts\"\u003eEimac tube\u003c\/a\u003e where the installed tube designation and operating requirements align. Penta also offers related options for other applications, including \u003ca href=\"https:\/\/pentalabs.com\/collections\/hi-fi-audio-amplification\"\u003eHiFi tubes\u003c\/a\u003e, \u003ca href=\"https:\/\/pentalabs.com\/collections\/tetrodes\"\u003etetrode\u003c\/a\u003e products, and a broader \u003ca href=\"https:\/\/pentalabs.com\/collections\/ham-radio\"\u003eham radio tube\u003c\/a\u003e range.\u003c\/p\u003e\n\u003cp\u003eIf you want to validate fit before ordering, contact Penta Laboratories with the details from the tube being replaced and the equipment it is installed in. As an established \u003ca href=\"https:\/\/pentalabs.com\/\"\u003evacuum tubes producer\u003c\/a\u003e, Penta can help confirm whether the 4CX20000A replacement you are considering matches your application.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638812205300,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/4CX20000.png?v=1721368142"},{"product_id":"4cx350a","title":"4CX350AC\/8321A - 350 W Radial Beam Power Tetrode","description":"\u003cstyle class=\"WebKit-mso-list-quirks-style\"\u003e\n\u003c!--\n\/* Style Definitions *\/\n p.MsoNormal, li.MsoNormal, div.MsoNormal\n\t{mso-style-unhide:no;\n\tmso-style-qformat:yes;\n\tmso-style-parent:\"\";\n\tmargin-top:0in;\n\tmargin-right:0in;\n\tmargin-bottom:8.0pt;\n\tmargin-left:0in;\n\tline-height:107%;\n\tmso-pagination:widow-orphan;\n\tfont-size:11.0pt;\n\tfont-family:\"Aptos\",sans-serif;\n\tmso-ascii-font-family:Aptos;\n\tmso-ascii-theme-font:minor-latin;\n\tmso-fareast-font-family:Aptos;\n\tmso-fareast-theme-font:minor-latin;\n\tmso-hansi-font-family:Aptos;\n\tmso-hansi-theme-font:minor-latin;\n\tmso-bidi-font-family:\"Times New 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l1:level4\n\t{mso-level-number-format:bullet;\n\tmso-level-text:;\n\tmso-level-tab-stop:2.0in;\n\tmso-level-number-position:left;\n\ttext-indent:-.25in;\n\tmso-ansi-font-size:10.0pt;\n\tfont-family:Wingdings;}\n@list l1:level5\n\t{mso-level-number-format:bullet;\n\tmso-level-text:;\n\tmso-level-tab-stop:2.5in;\n\tmso-level-number-position:left;\n\ttext-indent:-.25in;\n\tmso-ansi-font-size:10.0pt;\n\tfont-family:Wingdings;}\n@list l1:level6\n\t{mso-level-number-format:bullet;\n\tmso-level-text:;\n\tmso-level-tab-stop:3.0in;\n\tmso-level-number-position:left;\n\ttext-indent:-.25in;\n\tmso-ansi-font-size:10.0pt;\n\tfont-family:Wingdings;}\n@list l1:level7\n\t{mso-level-number-format:bullet;\n\tmso-level-text:;\n\tmso-level-tab-stop:3.5in;\n\tmso-level-number-position:left;\n\ttext-indent:-.25in;\n\tmso-ansi-font-size:10.0pt;\n\tfont-family:Wingdings;}\n@list l1:level8\n\t{mso-level-number-format:bullet;\n\tmso-level-text:;\n\tmso-level-tab-stop:4.0in;\n\tmso-level-number-position:left;\n\ttext-indent:-.25in;\n\tmso-ansi-font-size:10.0pt;\n\tfont-family:Wingdings;}\n@list l1:level9\n\t{mso-level-number-format:bullet;\n\tmso-level-text:;\n\tmso-level-tab-stop:4.5in;\n\tmso-level-number-position:left;\n\ttext-indent:-.25in;\n\tmso-ansi-font-size:10.0pt;\n\tfont-family:Wingdings;}\n\n--\u003e\n\u003c\/style\u003e\n\u003ch3\u003e\n\u003cstrong style=\"font-family: Aptos, sans-serif; font-size: 11pt;\"\u003eThe 4CX350AC\/8321A\u003c\/strong\u003e\u003cspan style=\"font-family: Aptos, sans-serif; font-size: 11pt;\"\u003e is a high-performance, air-cooled tetrode vacuum tube designed for demanding audio and RF amplifier applications. This compact tube boasts a maximum plate dissipation of 350 watts, making it suitable for Class AB1 audio or RF amplifier service where robust performance and extended tube life are paramount.\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eThe \u003cstrong\u003e4CX350A\/8321A is a direct replacement for the 4CX350A\u003c\/strong\u003e, offering identical external dimensions and electrical characteristics, except for a marginally increased warm-up time. It features a ruggedized internal construction for superior reliability and longevity, while its increased amplification factor and cathode area compared to the 4CX250B translate to higher transconductance, contributing to peak performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cb\u003eProduct Specifications\u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eMaximum Plate Dissipation:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 350 Watts\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eMaximum Screen Dissipation:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 8 Watts\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eMaximum Grid Dissipation:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 0 Watts\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eFrequency for Max Rating (CW):\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 110 MHz\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eAmplification Factor:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 13\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eFilament\/Cathode:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Oxide Coated\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eVoltage:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 6.0 Volts\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eCurrent:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 2.9 Amps\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eCapacitance (Grounded Cathode):\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cul type=\"circle\"\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003eInput: 23.6 pF\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003eOutput: 5.6 pF\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003eFeedthrough: 0.3 pF\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eCapacitance (Grounded Grid):\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cul type=\"circle\"\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003eInput: - pF (Not specified)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003eOutput: - pF (Not specified)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003eFeedthrough: - pF (Not specified)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eCooling:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Forced Air\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eBase:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 9-Pin Special\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eSocket:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e SK-600A\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eChimney:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e SK-606\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eBenefits:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eHigh power output capability (350W) for demanding applications\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eCompact size for space-constrained designs\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eRuggedized construction for extended tube life\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eDirect replacement for 4CX350A\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eImproved transconductance and figure of merit over 4CX250B\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eIdeal for:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003eHigh-fidelity audio amplifiers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003eRF power amplifiers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003eIndustrial and scientific applications requiring reliable high-power tubes\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638821052660,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/4CX340AC.png?v=1733529521"},{"product_id":"572b","title":"572B\/T160L","description":"\u003ch2 class=\"font-600 text-xl font-bold\"\u003e572B tube specs\u003c\/h2\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThe 572B is designed for reliable operation in high-power applications, offering excellent performance characteristics that make it suitable for both audio and RF applications.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThese tubes are particularly valued in amateur radio amplifiers, broadcast transmitters, and high-end audio equipment where consistent performance and reliability are crucial. Their robust construction and efficient heat dissipation capabilities make them especially suitable for continuous duty operations in professional settings.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eHere are the essential specifications:\u003c\/p\u003e\n\u003ctable class=\"bg-bg-100 min-w-full border-separate border-spacing-0 text-sm leading-[1.88888]\"\u003e\n\u003cthead class=\"border-b-border-100\/50 border-b-[0.5px] text-left\"\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003cth class=\"text-text-000 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] font-400 px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"text-text-000 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] font-400 px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eFilament Voltage\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e6.3V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eFilament Current\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e4.0A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003ePlate Dissipation\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e160W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eMaximum Plate Voltage\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e2000V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eMaximum Plate Current\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e200mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eAmplification Factor\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eTransconductance\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e4200 µmhos\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eBase Type\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eSpecial 4-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eCooling\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eForced-air cooling recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 class=\"font-600 text-lg font-bold\"\u003e\u003c\/h3\u003e\n\u003ch3 class=\"font-600 text-lg font-bold\"\u003e572B tube data sheet download\u003c\/h3\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eFor comprehensive technical information and detailed operating parameters, our 572B tube data sheet provides complete specifications, characteristic curves, and recommended operating conditions. This essential resource helps ensure proper implementation and maximum performance in your specific application.  \u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThis detailed document includes essential information about:\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eMaximum absolute ratings and limitations\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eRecommended operating conditions\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eMechanical specifications and mounting requirements\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eThermal management guidelines\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003ePerformance curves and characteristics\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eSocket wiring and connection details\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eHandling and installation best practices\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eOperating safety precautions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eAccess the \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/572B.pdf?v=1732220589\"\u003ecomplete data sheet\u003c\/a\u003e here to ensure proper implementation and maximize the lifespan of your 572B tube. This technical resource is invaluable for both design engineers and maintenance technicians working with high-power RF and audio applications.\u003c\/p\u003e\n\u003ch3 class=\"font-600 text-lg font-bold\"\u003e572B tube substitute \u0026amp; equivalent information\u003c\/h3\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eUnderstanding compatible alternatives and equivalents is crucial for maintaining flexibility in your designs and applications. The 572B tube equivalent options include several alternatives that can be considered depending on your specific requirements. These vacuum tube manufacturers produce several compatible options worth considering.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eCommon substitutes include:\u003c\/p\u003e\n\u003col class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-decimal space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eT160L - Similar electrical characteristics with minor differences in heater specifications\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e572A - Earlier version with slightly different ratings\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e811A - When used in parallel configuration for lower power applications\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e575A - Higher voltage variant suitable for some applications\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eKey considerations to keep in mind when selecting substitutes:\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eSocket compatibility and pin configuration\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eCooling requirements\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eVoltage and current ratings\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003ePhysical dimensions and clearance requirements\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eBias circuit modifications that may be necessary\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eIt's important to note that while substitute tubes may work in your application, optimal performance is typically achieved using the specified 572B tube. Additionally, certain modifications to the circuit may be necessary when using substitute tubes to ensure proper operation and prevent damage to the equipment.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eWhether you're maintaining existing equipment or designing new applications, understanding these specifications, having access to detailed technical data, and knowing about compatible substitutes ensures you can make informed decisions about your tube requirements. Our comprehensive selection of tubes and technical support from \u003ca href=\"https:\/\/pentalabs.com\/\"\u003evacuum tube manufacturers\u003c\/a\u003e will help ensure you get the right solution for your specific needs.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Single","offer_id":45990209257716,"sku":"","price":95.0,"currency_code":"USD","in_stock":true},{"title":"Matched Pair","offer_id":45990209290484,"sku":"","price":195.0,"currency_code":"USD","in_stock":true},{"title":"Matched Trio","offer_id":45990209323252,"sku":"","price":290.0,"currency_code":"USD","in_stock":true},{"title":"Matched Quad","offer_id":45990209356020,"sku":"","price":385.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_572B_01.jpg?v=1725387305"},{"product_id":"5cx1500a-2","title":"5CX1500A","description":"More Information Coming Soon.\r\n\r\n\u003cstrong\u003eProduct Specifications\u003c\/strong\u003e\r\n\r\n\u003cstrong\u003eData Sheet\u003c\/strong\u003e\r\n\r\n \r\n\r\nPart Number: 5CX1500A\r\n\r\nCall for Availability\r\n\r\nPrice: \u003ca class=\"ApplyClass\" href=\"mailto:sales@pentalabs.com\"\u003eEMAIL\u003c\/a\u003e or CALL\r\n**Not available for online purchase.\r\n\u003cdiv\u003eCondition: New Current Production\u003c\/div\u003e\r\n\u003cdiv\u003eType: Single 5CX1500A Tube\u003c\/div\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638829408500,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/vacuum-tube_9ea462f1-df3a-457e-8507-d4e765c5677e.png?v=1721368254"},{"product_id":"5cx1500b","title":"5CX1500B","description":"More Information Coming Soon.\r\n\r\n\u003cstrong\u003eProduct Specifications\u003c\/strong\u003e\r\n\r\n\u003cstrong\u003eData Sheet\u003c\/strong\u003e\r\n\r\n \r\n\r\nPart Number: 5CX1500B\r\nCall for Availability\r\n\r\nPrice: \u003ca class=\"ApplyClass\" href=\"mailto:sales@pentalabs.com\"\u003eEMAIL\u003c\/a\u003e or CALL\r\n**Not available for online purchase.\r\n\u003cdiv\u003eCondition: New Current Production\u003c\/div\u003e\r\n\u003cdiv\u003eType: Single Tube\u003c\/div\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638829834484,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/vacuum-tube_05a7ead5-d0f4-428d-8fd4-a566005c4101.png?v=1721368259"},{"product_id":"811","title":"811A HI MU POWER TRIODE","description":"\u003ch2 class=\"font-600 text-xl font-bold\"\u003e811A tube specs\u003c\/h2\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThe 811A tube is a high-performance power triode designed for RF amplifier applications, featuring robust construction and reliable performance characteristics. Originally developed for demanding RF amplification needs, this versatile tube has become a standard in both commercial and amateur radio applications.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eIts zero-bias operation capability and high power handling make it particularly suitable for linear amplifier designs. Known for its exceptional durability and consistent performance across varying operational conditions, the 811A has earned a reputation for reliability in continuous-duty applications where stable RF output is crucial. Here's a comprehensive overview of its key specifications:\u003c\/p\u003e\n\u003ctable class=\"bg-bg-100 min-w-full border-separate border-spacing-0 text-sm leading-[1.88888]\"\u003e\n\u003cthead class=\"border-b-border-100\/50 border-b-[0.5px] text-left\"\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003cth class=\"text-text-000 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] font-400 px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"text-text-000 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] font-400 px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eFilament Voltage\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e6.3V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eFilament Current\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e4.0A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003ePlate Voltage (Max)\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e1500V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003ePlate Dissipation\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e65W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eGrid-to-Plate Capacitance\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e5.5 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eGrid-to-Filament Capacitance\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e5.5 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003ePlate-to-Filament Capacitance\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e0.8 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eMaximum Frequency\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e30 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eMaximum Plate Current\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e175 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eAmplification Factor\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003e160\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eBase Type\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eMedium 4-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"[tbody\u0026gt;\u0026amp;]:odd:bg-bg-500\/10\"\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eCooling Method\u003c\/td\u003e\n\u003ctd class=\"border-t-border-100\/50 [\u0026amp;:not(:first-child)]:-x-[hsla(var(--border-100) \/ 0.5)] border-t-[0.5px] px-2 [\u0026amp;:not(:first-child)]:border-l-[0.5px]\"\u003eForced-air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 class=\"font-600 text-lg font-bold\"\u003e811A tube data sheet download\u003c\/h3\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eDownload our detailed 811A tube data sheet below for comprehensive technical specifications and operational parameters. This document includes complete characteristic curves, typical operating conditions, and maximum ratings to help you optimize your application.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/811A.pdf?v=1732132535\"\u003eDownload 811A tube data sheet\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eNote: Technical specifications are provided for reference purposes only. For the most current information, always refer to the manufacturer's latest documentation.\u003c\/p\u003e\n\u003ch3 class=\"font-600 text-lg font-bold\"\u003e811A tube substitute \u0026amp; equivalent information\u003c\/h3\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eUnderstanding compatible substitutes and equivalents is crucial for maintaining equipment functionality. The 811A tube equivalent options provide flexibility in various applications while maintaining performance standards.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eDirect Substitutes:\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e811\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e811-A\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e572B (with slight modifications)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThe 811A tube can be used as a replacement in equipment originally designed for:\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e810 tubes (with appropriate modifications)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e812A tubes (in some applications)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eT-160L (in certain RF applications)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eWhen considering substitutions, it's important to note that while these tubes share similar characteristics, some modifications to operating parameters may be necessary. For optimal performance, consult with our experienced \u003ca href=\"https:\/\/pentalabs.com\/\"\u003evacuum tube manufacturers\u003c\/a\u003e to ensure compatibility with your specific application.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eCommon Applications:\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eRF power amplifiers\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eLinear amplifiers\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eIndustrial RF heating equipment\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eAmateur radio transmitters\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eBroadcasting equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eOperating Considerations:\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eForced air cooling is recommended for optimal performance\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eProper socket connections are crucial for safe operation\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eFilament voltage regulation helps extend tube life\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eAdequate warm-up time is necessary before applying plate voltage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThe versatility and reliability of the 811A tube make it a popular choice across various applications. Whether you're maintaining existing equipment or building new projects, understanding the available substitutes ensures you can make informed decisions about your tube requirements.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Single","offer_id":45986801385716,"sku":"","price":50.0,"currency_code":"USD","in_stock":true},{"title":"Matched Pair","offer_id":45986801418484,"sku":"","price":105.0,"currency_code":"USD","in_stock":true},{"title":"Matched Trio","offer_id":45986801451252,"sku":"","price":155.0,"currency_code":"USD","in_stock":true},{"title":"Matched Quad","offer_id":45986801484020,"sku":"","price":205.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_811A.jpg?v=1725400831"},{"product_id":"kt66","title":"KT66","description":"\u003ch2\u003eKT66 tube specs\u003c\/h2\u003e\n\u003cp\u003eThe KT66 is a classic \u003ca href=\"https:\/\/pentalabs.com\/collections\/tetrodes\" target=\"_blank\" rel=\"noopener\"\u003ebeam power tetrode\u003c\/a\u003e used in both vintage-inspired and modern audio equipment. It is commonly chosen where a KT66 amp is expected to deliver strong musical headroom, smooth response, and the broader bottle-style construction associated with this valve family. Below are general specifications for reference. Full operating values, curves, and recommended conditions should always be confirmed on the relevant data sheet for the exact tube version being used.\u003c\/p\u003e\n\u003cp\u003eBelow are general specifications. Please refer to the downloadable datasheet for complete details.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ccc;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 8px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 8px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eTube Type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eBeam power tetrode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eBase\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eOctal, 8-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eHeater Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e6.3 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eHeater Current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e1.27 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eMaximum Plate Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e500 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eMaximum Screen Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e400 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003ePlate Dissipation\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e25 W to 30 W, depending on data source and tube version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eScreen Dissipation\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e3.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eCooling\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eNatural air \/ convection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eKT66 data sheet download\u003c\/h3\u003e\n\u003cp\u003eDownload the KT66 data sheet to review electrical characteristics, pinout, limiting values, and typical operating conditions for KT66 amplifier servicing, replacement planning, and amplifier design work.\u003c\/p\u003e\n\u003ch3\u003eKT66 vacuum tube substitute \u0026amp; equivalent information\u003c\/h3\u003e\n\u003cp\u003eThe KT66 is widely used in audio applications and is commonly compared against both vintage-style and current-production replacements from major tube brands. Common search intent includes Genalex, Mullard, JJ Electronic, PSVANE, TAD, and Shuguang KT66 replacement options, especially where buyers are trying to match tone, fit, and operating behavior across modern production runs.\u003c\/p\u003e\n\u003cp\u003eKT66 tubes are also regularly associated with amplifiers from brands such as Marshall, Tone King, Dr Z, and Victory. In some amplifiers, 6L6GC, 5881, and sometimes KT77 are considered possible substitutes, but that is never a universal rule and should always be confirmed against the amplifier’s circuit design, bias requirements, socket compatibility, and manufacturer guidance before installation.\u003c\/p\u003e\n\u003cp\u003eIf you need help choosing the right replacement set, contact Pentalabs. As experienced \u003ca href=\"https:\/\/pentalabs.com\/\" target=\"_blank\" rel=\"noopener\"\u003evacuum tube dealers\u003c\/a\u003e, we can help you compare options for \u003ca href=\"https:\/\/pentalabs.com\/collections\/hi-fi-audio-amplification\" target=\"_blank\" rel=\"noopener\"\u003eHiFi tubes\u003c\/a\u003e and \u003ca href=\"https:\/\/pentalabs.com\/collections\/guitar-amp-tubes\" target=\"_blank\" rel=\"noopener\"\u003eguitar amp tube replacement\u003c\/a\u003e.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638860833012,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/front-1000x1000-1.jpg?v=1721368456"},{"product_id":"kt88","title":"KT88","description":"\u003ch2\u003eKT88 tube specs\u003c\/h2\u003e\n\u003cp\u003eThe KT88 is a classic \u003ca href=\"https:\/\/pentalabs.com\/collections\/tetrodes\" target=\"_blank\" rel=\"noopener\"\u003etetrode vacuum tube\u003c\/a\u003e used in many HiFi and guitar applications. It is commonly found in output stages where a KT88 amp is designed for strong headroom, solid bass response, and reliable power handling. Below are general specifications for reference. Full operating data, curves, and additional details should be confirmed on the data sheet for the specific tube version being used.\u003c\/p\u003e\n\u003cp\u003eBelow are general specifications. Please refer to the downloadable datasheet for complete details.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ccc;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 8px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ccc; padding: 8px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eTube Type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eBeam power tetrode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eBase\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eOctal, 8-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eHeater Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e6.3 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eHeater Current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e1.6 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eMaximum Plate Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e800 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eMaximum Screen Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e600 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003ePlate Dissipation\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003e42 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eScreen Dissipation\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eUp to 8 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eCooling\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 8px;\"\u003eNatural air \/ convection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eKT88 data sheet download\u003c\/h3\u003e\n\u003cp\u003eDownload the KT88 data sheet to review electrical characteristics, pinout, limiting values, and typical operating conditions for KT88 amplifier design, servicing, and replacement planning.\u003c\/p\u003e\n\u003ch3\u003eKT88 vacuum tube substitute \u0026amp; equivalent information\u003c\/h3\u003e\n\u003cp\u003eThe KT88 is widely used in hi-fi and instrument amplification, and in many cases it can serve as a replacement for current-production and reissue versions from major audio tube brands. Common brand-reference searches include Linlai, PSVANE, Mullard, Shuguang, TAD, KR Audio, and Marshall KT88 replacement requests. It may also be used in amplifiers from brands such as Blackstar, Cayin, and Music Angel where the amp is designed around KT88 operation. In some amplifiers, KT90, KT120, and KT150 tubes are also considered acceptable substitutes, but this is never universal and should always be confirmed against the amplifier’s bias range, current draw, physical clearance, and manufacturer guidance before installation.\u003c\/p\u003e\n\u003cp\u003eIf you need help choosing between replacement options, contact Pentalabs. As experienced \u003ca href=\"https:\/\/pentalabs.com\/\" target=\"_blank\" rel=\"noopener\"\u003evacuum tube manufacturers\u003c\/a\u003e, we can help you compare KT88 options from our range of \u003ca href=\"https:\/\/pentalabs.com\/collections\/hi-fi-audio-amplification\" target=\"_blank\" rel=\"noopener\"\u003eHiFi tubes\u003c\/a\u003e and \u003ca href=\"https:\/\/pentalabs.com\/collections\/guitar-amp-tubes\" target=\"_blank\" rel=\"noopener\"\u003eguitar amp tubes for sale\u003c\/a\u003e.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638861521140,"sku":"","price":64.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/front-1000x1000-2.jpg?v=1721368461"},{"product_id":"th6-3a","title":"TH6-3A","description":"\u003ch3 data-sourcepos=\"3:1-3:322\"\u003e\n\u003cstrong\u003eThe TH6-3A is a high-performance ceramic\/metal power triode designed for demanding industrial applications.\u003c\/strong\u003e This rugged tube excels as a Class C high-power oscillator, particularly in dielectric heating equipment. It features a star flange welded to the grid ring for easy mounting and enhanced reliability.\u003c\/h3\u003e\n\u003cp data-sourcepos=\"5:1-5:17\"\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-sourcepos=\"7:1-21:0\"\u003e\n\u003cli data-sourcepos=\"7:1-7:38\"\u003e\n\u003cstrong\u003eMaximum Plate Dissipation:\u003c\/strong\u003e 10 kW\u003c\/li\u003e\n\u003cli data-sourcepos=\"8:1-8:30\"\u003e\n\u003cstrong\u003eAmplification Factor:\u003c\/strong\u003e 20\u003c\/li\u003e\n\u003cli data-sourcepos=\"9:1-9:60\"\u003e\n\u003cstrong\u003eFilament:\u003c\/strong\u003e Thoriated-tungsten mesh, 7.5 ± 0.37 V, 100 A\u003c\/li\u003e\n\u003cli data-sourcepos=\"10:1-10:25\"\u003e\n\u003cstrong\u003eCooling:\u003c\/strong\u003e Forced air\u003c\/li\u003e\n\u003cli data-sourcepos=\"11:1-11:19\"\u003e\n\u003cstrong\u003eBase:\u003c\/strong\u003e Coaxial\u003c\/li\u003e\n\u003cli data-sourcepos=\"12:1-12:51\"\u003e\n\u003cstrong\u003eOperating Position:\u003c\/strong\u003e Vertical, base up or down\u003c\/li\u003e\n\u003cli data-sourcepos=\"13:1-16:21\"\u003e\n\u003cstrong\u003eCapacitance (with filament grounded):\u003c\/strong\u003e\n\u003cul data-sourcepos=\"14:5-16:21\"\u003e\n\u003cli data-sourcepos=\"14:5-14:18\"\u003eInput: 53 pF\u003c\/li\u003e\n\u003cli data-sourcepos=\"15:5-15:20\"\u003eOutput: 1.5 pF\u003c\/li\u003e\n\u003cli data-sourcepos=\"16:5-16:21\"\u003eFeedback: 34 pF\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"17:1-19:36\"\u003e\n\u003cstrong\u003eMaximum Dimensions:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"18:5-19:36\"\u003e\n\u003cli data-sourcepos=\"18:5-18:35\"\u003eLength: 261.88 mm (10.310 in)\u003c\/li\u003e\n\u003cli data-sourcepos=\"19:5-19:36\"\u003eDiameter: 179.07 mm (7.050 in)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"20:1-21:0\"\u003e\n\u003cstrong\u003eMaximum Operating Temperature:\u003c\/strong\u003e 250 °C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-sourcepos=\"22:1-22:13\"\u003e\u003cstrong\u003eBenefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-sourcepos=\"24:1-29:0\"\u003e\n\u003cli data-sourcepos=\"24:1-24:86\"\u003e\n\u003cstrong\u003eHigh Power:\u003c\/strong\u003e Delivers up to 10 kW of power for demanding industrial applications.\u003c\/li\u003e\n\u003cli data-sourcepos=\"25:1-25:112\"\u003e\n\u003cstrong\u003eRugged Construction:\u003c\/strong\u003e Ceramic\/metal construction and welded star flange ensure durability and reliability.\u003c\/li\u003e\n\u003cli data-sourcepos=\"26:1-26:116\"\u003e\n\u003cstrong\u003eEfficient Cooling:\u003c\/strong\u003e Improved thermal conductivity due to the welded copper grid flange optimizes grid cooling.\u003c\/li\u003e\n\u003cli data-sourcepos=\"27:1-29:0\"\u003e\n\u003cstrong\u003eDirect Replacement:\u003c\/strong\u003e Serves as a direct replacement for other manufactured triodes of the same type.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45638876004596,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_TH6-3A.jpg?v=1725387305"},{"product_id":"5557-fg17","title":"5557\/FG17 Electron Tube","description":"\u003ch2 data-end=\"1001\" data-start=\"975\"\u003eNL-5557\/FG17 Tube Specs\u003c\/h2\u003e\n\u003cp data-end=\"1222\" data-start=\"1003\"\u003eThe NL-5557\/FG17 is a high-quality gas-filled hydrogen thyratron electron tube designed for high-voltage, high-speed pulsed RF applications. Below are the general technical specifications. For full details, see the datasheet in the section below.\u003c\/p\u003e\n\u003ctable data-end=\"1960\" data-start=\"1224\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-end=\"1296\" data-start=\"1224\"\u003e\n\u003ctr data-end=\"1296\" data-start=\"1224\"\u003e\n\u003cth data-col-size=\"sm\" data-end=\"1252\" data-start=\"1224\"\u003e\u003cstrong data-end=\"1243\" data-start=\"1226\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-col-size=\"md\" data-end=\"1296\" data-start=\"1252\"\u003e\u003cstrong data-end=\"1265\" data-start=\"1254\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-end=\"1960\" data-start=\"1369\"\u003e\n\u003ctr data-end=\"1441\" data-start=\"1369\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1397\" data-start=\"1369\"\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd data-end=\"1441\" data-start=\"1397\" data-col-size=\"md\"\u003eUp to 36,000 volts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1514\" data-start=\"1442\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1470\" data-start=\"1442\"\u003ePeak Current\u003c\/td\u003e\n\u003ctd data-end=\"1514\" data-start=\"1470\" data-col-size=\"md\"\u003eUp to 600 amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1587\" data-start=\"1515\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1543\" data-start=\"1515\"\u003eDelay Time\u003c\/td\u003e\n\u003ctd data-end=\"1587\" data-start=\"1543\" data-col-size=\"md\"\u003e\u0026lt; 0.5 microseconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1660\" data-start=\"1588\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1616\" data-start=\"1588\"\u003eTube Type\u003c\/td\u003e\n\u003ctd data-end=\"1660\" data-start=\"1616\" data-col-size=\"md\"\u003eHydrogen thyratron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1733\" data-start=\"1661\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1689\" data-start=\"1661\"\u003eCooling Method\u003c\/td\u003e\n\u003ctd data-end=\"1733\" data-start=\"1689\" data-col-size=\"md\"\u003eAir or water (based on system design)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1806\" data-start=\"1734\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1762\" data-start=\"1734\"\u003eEnvelope Type\u003c\/td\u003e\n\u003ctd data-end=\"1806\" data-start=\"1762\" data-col-size=\"md\"\u003eCeramic\/Glass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1879\" data-start=\"1807\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1835\" data-start=\"1807\"\u003eFrequency Compatibility\u003c\/td\u003e\n\u003ctd data-end=\"1879\" data-start=\"1835\" data-col-size=\"md\"\u003eUp to 110 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1960\" data-start=\"1880\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1908\" data-start=\"1880\"\u003eCommon Applications\u003c\/td\u003e\n\u003ctd data-end=\"1960\" data-start=\"1908\" data-col-size=\"md\"\u003eRF sealing, dielectric welding, pulse modulators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 data-end=\"2008\" data-start=\"1967\"\u003eNL-5557\/FG17 Tube Data Sheet Download\u003c\/h3\u003e\n\u003cp data-end=\"2233\" data-start=\"2010\"\u003eFor full performance and power specs, frequency response, and mounting details, download the complete NL-5557\/FG17 tube data sheet below. Ideal for technicians, engineers, and maintenance teams working on high-voltage RF systems.\u003c\/p\u003e\n\u003cp data-end=\"2327\" data-start=\"2235\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/5557-1.pdf?v=1766270457\" data-end=\"2327\" data-start=\"2238\" class=\"cursor-pointer\" rel=\"noopener\"\u003eDownload NL-5557\/FG17 Datasheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"2522\" data-start=\"2465\"\u003eNL-5557\/FG17 Tube Substitute \u0026amp; Equivalent Information\u003c\/h3\u003e\n\u003cp data-end=\"2847\" data-start=\"2524\"\u003eThe NL-5557\/FG17 is a widely used hydrogen thyratron designed for fast-pulse switching in RF generators, RF sealing equipment, and \u003ca href=\"https:\/\/pentalabs.com\/blogs\/tube-talk\/what-is-rf-welding\"\u003edielectric welding\u003c\/a\u003e systems. If you’re looking for a Richardson NL-5557\/FG17 tube equivalent, Penta Labs offers fully compatible replacements that meet or exceed OEM specifications.\u003c\/p\u003e\n\u003cp data-end=\"3050\" data-start=\"2849\"\u003eThis tube is ideal for systems where fast recovery time, high peak current, and precision pulsing are critical. It's frequently used in plastic welding, food packaging, and medical RF pulse modulators.\u003c\/p\u003e\n\u003cp data-end=\"3562\" data-start=\"3052\"\u003eAs trusted \u003ca data-end=\"3112\" data-start=\"3063\" class=\"\" rel=\"noopener\" href=\"https:\/\/pentalabs.com\/\"\u003evacuum tube dealers\u003c\/a\u003e, we carry a large inventory of hard-to-find and specialty tubes. Browse our full range of \u003ca data-end=\"3269\" data-start=\"3203\" class=\"\" rel=\"noopener\" href=\"https:\/\/pentalabs.com\/collections\/all\"\u003evacuum tubes for sale\u003c\/a\u003e, or explore related product categories like \u003ca data-end=\"3395\" data-start=\"3314\" class=\"\" rel=\"noopener\" href=\"https:\/\/pentalabs.com\/collections\/gas-filled-thyratrons\"\u003ehydrogen thyratron\u003c\/a\u003e, \u003ca data-end=\"3469\" data-start=\"3397\" class=\"\" rel=\"noopener\" href=\"https:\/\/pentalabs.com\/collections\/rf-heating\"\u003eRF sealing equipment\u003c\/a\u003e, and \u003ca href=\"https:\/\/pentalabs.com\/blogs\/tube-talk\/what-is-high-frequency-welding\"\u003ehigh frequency welding\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp data-end=\"3653\" data-start=\"3564\"\u003eLet our team help you source the exact NL-5557\/FG17 tube equivalent for your application, contact us today.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45767884964084,"sku":"","price":300.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_5557_02.jpg?v=1725387305"},{"product_id":"75-kw-l-band-cw-magnetron-tube-cwm-75","title":"CWM-75kW L-Band CW Magnetron Tube","description":"\u003ch3 data-sourcepos=\"7:1-7:272\"\u003e\n\u003cspan class=\"citation-1 recitation citation-end-1\"\u003eThis powerful L-band magnetron provides a continuous 75 kW of output power at 915 MHz, enabling rapid and efficient processing.\u003csup class=\"superscript\" data-turn-source-index=\"2\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-2 recitation citation-end-2\"\u003eAchieve remarkable energy savings with up to 90% efficiency, minimizing operational costs while maximizing throughput.\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"container ng-tns-c3928559184-92 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c3928559184-92\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c3928559184-92\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c3928559184-92 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003e\u003cspan\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-sourcepos=\"9:1-9:43\"\u003e\u003cstrong\u003eKey Features for Industrial Excellence:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-sourcepos=\"11:1-18:0\"\u003e\n\u003cli data-sourcepos=\"11:1-11:106\"\u003e\n\u003cstrong\u003e\u003cspan class=\"citation-3 recitation\"\u003eHigh Power Output:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"citation-3 recitation citation-end-3\"\u003e 75 kW continuous wave (CW) power for demanding industrial processes.\u003csup class=\"superscript\" data-turn-source-index=\"4\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c3928559184-93 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c3928559184-93\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c3928559184-93\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c3928559184-93 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"12:1-12:97\"\u003e\n\u003cstrong\u003e\u003cspan class=\"citation-4 recitation\"\u003eL-Band Frequency:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"citation-4 recitation citation-end-4\"\u003e Operates at 915 MHz, 922, 929, and 896MHz ideal for a wide range of applications.\u003csup class=\"superscript\" data-turn-source-index=\"5\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c3928559184-94 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c3928559184-94\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c3928559184-94\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c3928559184-94 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"13:1-13:95\"\u003e\n\u003cstrong\u003eExceptional Efficiency:\u003c\/strong\u003e \u003cspan class=\"citation-5 recitation citation-end-5\"\u003eUp to 90% efficiency for reduced energy consumption.\u003csup class=\"superscript\" data-turn-source-index=\"6\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c3928559184-95 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c3928559184-95\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c3928559184-95\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c3928559184-95 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"14:1-14:76\"\u003e\n\u003cstrong\u003e\u003cspan class=\"citation-6 recitation\"\u003eFixed-Tuned Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"citation-6 recitation citation-end-6\"\u003e Stable and reliable frequency output.\u003csup class=\"superscript\" data-turn-source-index=\"7\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c3928559184-96 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c3928559184-96\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c3928559184-96\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c3928559184-96 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"15:1-15:95\"\u003e\n\u003cstrong\u003eMagnetically Focused:\u003c\/strong\u003e \u003cspan class=\"citation-7 recitation citation-end-7\"\u003ePrecise electron beam control for optimal performance.\u003csup class=\"superscript\" data-turn-source-index=\"8\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c3928559184-97 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c3928559184-97\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c3928559184-97\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c3928559184-97 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"16:1-16:115\"\u003e\n\u003cstrong\u003eAir \u0026amp; Liquid Cooled:\u003c\/strong\u003e \u003cspan class=\"citation-8 recitation citation-end-8\"\u003eRobust cooling system for extended operation in demanding environments.\u003csup class=\"superscript\" data-turn-source-index=\"9\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c3928559184-98 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c3928559184-98\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c3928559184-98\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c3928559184-98 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"17:1-18:0\"\u003e\n\u003cstrong\u003eCeramic-Metal Construction:\u003c\/strong\u003e Durable and reliable for long service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-sourcepos=\"19:1-19:45\"\u003e\u003cstrong\u003eVersatile Applications Across Industries:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-sourcepos=\"21:1-25:0\"\u003e\n\u003cli data-sourcepos=\"21:1-21:165\"\u003e\n\u003cstrong\u003eFood Processing:\u003c\/strong\u003e \u003cspan class=\"citation-9 recitation citation-end-9\"\u003eThawing, cooking, preservation (sterilization, pasteurization, drying) for meats, poultry, pre-cooked meals, and bakery products.\u003csup class=\"superscript\" data-turn-source-index=\"10\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c3928559184-99 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c3928559184-99\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c3928559184-99\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c3928559184-99 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"22:1-22:256\"\u003e\n\u003cstrong\u003eIndustrial Materials:\u003c\/strong\u003e \u003cspan class=\"citation-10 recitation citation-end-10\"\u003eDrying and curing of carbon black, clay, ceramics, wood, composites, filter materials, and casting molds.\u003csup class=\"superscript\" data-turn-source-index=\"11\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-11 recitation citation-end-11\"\u003eChemical and thermal processes like polymer curing, metal sintering, and rubber vulcanization.\u003csup class=\"superscript\" data-turn-source-index=\"12\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c3928559184-100 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c3928559184-100\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c3928559184-100\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c3928559184-100 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c3928559184-100 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"23:1-23:162\"\u003e\n\u003cstrong\u003eAdvanced Materials:\u003c\/strong\u003e \u003cspan class=\"citation-12 recitation citation-end-12\"\u003eSynthesis and conversion, CVD diamond production, gas reforming, waste pyrolysis, and semiconductor annealing and doping.\u003csup class=\"superscript\" data-turn-source-index=\"13\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c3928559184-101 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c3928559184-101\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c3928559184-101\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c3928559184-101 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"24:1-25:0\"\u003e\n\u003cstrong\u003e\u003cspan class=\"citation-13 recitation\"\u003eMining \u0026amp; Minerals:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"citation-13 recitation citation-end-13\"\u003e Ore benefaction through selective fracturing.\u003csup class=\"superscript\" data-turn-source-index=\"14\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c3928559184-102 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c3928559184-102\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c3928559184-102\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c3928559184-102 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-sourcepos=\"26:1-26:69\"\u003e\u003cstrong\u003eExtend the Life of Your Magnetron with Our Core Exchange Program:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-sourcepos=\"28:1-28:273\"\u003e\u003cspan class=\"citation-14 recitation citation-end-14\"\u003ePenta Labs offers a comprehensive RF Core Exchange Refurbishment Program, designed to extend the service life of your Continuous Wave Magnetron.\u003csup class=\"superscript\" data-turn-source-index=\"15\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e Contact us today for information on our refurbished Machlett Microwave CWM-75kW and CWM-100kW Magnetron Tube options.\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cdiv class=\"container ng-tns-c3928559184-103 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c3928559184-103\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c3928559184-103\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c3928559184-103 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003e\u003cspan\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-sourcepos=\"30:1-30:158\"\u003e\u003cstrong\u003eInvest in the Machlett Microwave CWM-75kW Magnetron and elevate your industrial processing capabilities with unmatched power, efficiency, and reliability.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45767913308404,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_MCM75915_01_f9c7ecfd-3ec0-4099-9337-799c1d9c0ce7.jpg?v=1726171507"},{"product_id":"itl-12-1-high-power-rf-triode","title":"ITL12-1 High-Power RF Triode","description":"\u003ch2 data-start=\"149\" data-end=\"170\"\u003eITL12-1 Tube Specs\u003c\/h2\u003e\n\u003cp data-start=\"172\" data-end=\"483\"\u003eThe ITL12-1 is a high-power RF triode used in industrial RF sealing equipment and microwave tempering systems. Engineered with a ceramic\/metal envelope and optimized for thermal stability, it delivers long-lasting performance in continuous-duty operations such as packaging, drying, and food processing.\u003c\/p\u003e\n\u003cp data-start=\"485\" data-end=\"594\"\u003eThe ITL12-1 is an RF power triode designed for demanding industrial radio frequency applications, delivering reliable performance as a high-efficiency power triode in sealing, tempering, and heating systems.\u003c\/p\u003e\n\n\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"596\" data-end=\"1324\"\u003e\n\u003cthead data-start=\"596\" data-end=\"668\"\u003e\n\u003ctr data-start=\"596\" data-end=\"668\"\u003e\n\u003cth data-start=\"596\" data-end=\"624\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"598\" data-end=\"615\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-start=\"624\" data-end=\"668\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"626\" data-end=\"637\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"741\" data-end=\"1324\"\u003e\n\u003ctr data-start=\"741\" data-end=\"813\"\u003e\n\u003ctd data-start=\"741\" data-end=\"769\" data-col-size=\"sm\"\u003eAnode Voltage\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"769\" data-end=\"813\"\u003eUp to 12,000 volts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"814\" data-end=\"886\"\u003e\n\u003ctd data-start=\"814\" data-end=\"842\" data-col-size=\"sm\"\u003eOutput Power\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"842\" data-end=\"886\"\u003e12–20 kW (application dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"887\" data-end=\"959\"\u003e\n\u003ctd data-start=\"887\" data-end=\"915\" data-col-size=\"sm\"\u003eCooling Method\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"915\" data-end=\"959\"\u003eForced air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"960\" data-end=\"1032\"\u003e\n\u003ctd data-start=\"960\" data-end=\"988\" data-col-size=\"sm\"\u003eTube Type\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"988\" data-end=\"1032\"\u003eCeramic\/metal triode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1033\" data-end=\"1105\"\u003e\n\u003ctd data-start=\"1033\" data-end=\"1061\" data-col-size=\"sm\"\u003eFrequency Range\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1061\" data-end=\"1105\"\u003eUp to 110 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1106\" data-end=\"1178\"\u003e\n\u003ctd data-start=\"1106\" data-end=\"1134\" data-col-size=\"sm\"\u003eApplication\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1134\" data-end=\"1178\"\u003eRF sealing, food tempering, packaging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1179\" data-end=\"1251\"\u003e\n\u003ctd data-start=\"1179\" data-end=\"1207\" data-col-size=\"sm\"\u003eEnvelope Material\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1207\" data-end=\"1251\"\u003eMetal-ceramic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1252\" data-end=\"1324\"\u003e\n\u003ctd data-start=\"1252\" data-end=\"1280\" data-col-size=\"sm\"\u003eMounting\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1280\" data-end=\"1324\"\u003eCoaxial base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n \n\n\n\n\u003ch3 data-start=\"1331\" data-end=\"1367\"\u003eITL12-1 Tube Data Sheet Download\u003c\/h3\u003e\n\u003cp data-start=\"1369\" data-end=\"1540\"\u003eNeed technical drawings or electrical specs? Download the official data sheet for detailed ratings, cooling requirements, and system integration guidance.\u003c\/p\u003e\n\u003cp data-start=\"1542\" data-end=\"1625\"\u003e📥 \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/ITL12-1.pdf?v=1766270517\" target=\"_new\" rel=\"noopener\" class=\"cursor-pointer\" data-start=\"1545\" data-end=\"1625\"\u003eDownload Datasheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"1781\" data-end=\"1833\"\u003eITL12-1 Tube Substitute \u0026amp; Equivalent Information\u003c\/h3\u003e\n\u003cp data-start=\"1835\" data-end=\"2085\"\u003eThe ITL12-1 is designed to perform reliably in demanding industrial environments and can serve as a cross-compatible option for similar triode tubes.\u003c\/p\u003e\n\u003cp data-start=\"2087\" data-end=\"2263\"\u003eLooking for Forsstrom or Thales ITL12-1 replacements? Penta Labs provides a trusted triode ITL12-1 tube equivalent, engineered to meet OEM specs for performance and longevity.\u003c\/p\u003e\n\u003cp data-start=\"2265\" data-end=\"2716\"\u003eAs one of the leading \u003ca href=\"https:\/\/pentalabs.com\/\" target=\"_new\" rel=\"noopener\" class=\"\" data-start=\"2287\" data-end=\"2336\"\u003evacuum tube dealers\u003c\/a\u003e, Penta Labs also stocks a wide range of \u003ca href=\"https:\/\/pentalabs.com\/collections\/triodes\" target=\"_new\" rel=\"noopener\" class=\"\" data-start=\"2377\" data-end=\"2433\"\u003etriodes\u003c\/a\u003e and specialized \u003ca href=\"https:\/\/pentalabs.com\/collections\/rf-heating\" target=\"_new\" rel=\"noopener\" class=\"\" data-start=\"2450\" data-end=\"2522\"\u003eRF sealing equipment\u003c\/a\u003e components to support system maintenance and upgrades. For food and packaging lines, view our full lineup of \u003ca href=\"https:\/\/pentalabs.com\/collections\/food-tempering\" target=\"_new\" rel=\"noopener\" class=\"\" data-start=\"2632\" data-end=\"2715\"\u003emicrowave tempering systems\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2718\" data-end=\"2787\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eContact us if you need compatibility guidance or bulk order pricing.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45767924580596,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_ITL12-1.jpg?v=1725387305"},{"product_id":"cx1159-deuterium-thyratron-tube","title":"CX1140LGC Deuterium Thyratron","description":"\u003ch3\u003e\u003cspan\u003e\u003cstrong\u003eThe Thomson-CSF CX1140LGC for sale\u003c\/strong\u003e is a reliable, high-performance deuterium-filled tetrode thyratron designed for applications demanding rapid switching or extended pulse durations. Its integrated deuterium reservoir, coupled with a ceramic and metal construction, ensures consistent performance and longevity. This is a cost efficient best-in-class replacement for E2V Teledyne Thyratron tubes. \u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-sourcepos=\"11:1-11:18\"\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-sourcepos=\"13:1-15:0\"\u003e\n\u003cli data-sourcepos=\"13:1-13:19\"\u003eVarian LE systems\u003c\/li\u003e\n\u003cli data-sourcepos=\"14:1-15:0\"\u003eAccuray M6 CyberKnife\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-sourcepos=\"16:1-16:35\"\u003e\u003cstrong\u003eVarian Part Number:\u003c\/strong\u003e 6190900570\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eKey Features \u0026amp; Applications:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eHigh Repetition Rates:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Ideal for radar, lasers, and medical LINAC equipment where fast, accurate switching is critical.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eLong Pulse Duration:\u003c\/b\u003e Suited for industrial power supplies, particle accelerators, and research applications requiring sustained energy delivery.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eConsistent Performance:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e The built-in deuterium reservoir maintains stable operation over extended periods.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eRugged Construction:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Ceramic and metal body withstands demanding environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eOxide-Coated Cathode:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Promotes efficient electron emission for reliable triggering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cu\u003e\u003cspan\u003eTechnical Specifications (Summary):\u003c\/span\u003e\u003c\/u\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eType:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Deuterium-filled Tetrode Thyratron\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003ePeak Anode Voltage:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 33 kV\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003ePeak Anode Current:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 1000 A (2000 A for 60 pps max)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eHeater Voltage:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e 6.3 V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eReservoir Voltage:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Internally connected to cathode heater\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe CX1140LGC Deuterium Thyratron Tube is primarily used in industries requiring high-power switching with rapid repetition or long pulse durations. These include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eRadar Systems:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"apple-converted-space\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eFor generating high-power pulses in radar transmitters.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePulsed Lasers:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"apple-converted-space\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eTo control the discharge of high-voltage power supplies in laser systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eParticle Accelerators:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"apple-converted-space\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eIn pulsed power modulators for controlling the acceleration of particles.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eMedical Imaging Devices:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"apple-converted-space\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eIn some X-ray and other imaging equipment for generating high-voltage pulses.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eIndustrial Power Supplies:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"apple-converted-space\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eFor switching high currents and voltages in various industrial processes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eScientific Research:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"apple-converted-space\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eIn various research applications requiring precise control of high-power switching.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe CX1140LGC's unique capabilities make it particularly well-suited for applications that demand both speed and sustained energy delivery. Its reliability and long pulse duration make it a valuable component in many cutting-edge technologies.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eWhy Choose Penta Laboratories' CX1140LGC?\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eProven Reliability:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Established performance in demanding applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eExpert Support:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Our team offers comprehensive technical assistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eIndustry Leader:\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e Penta Laboratories is a trusted name in electron tube technology.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45767933919476,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/CX1159_1140LGC.png?v=1732315088"},{"product_id":"3cpx5000a7-high-mu-triode-for-mri-rf-amplifiers","title":"3CPX5000A7 High-Mu Triode for MRI RF Amplifiers","description":"\u003ch2 data-start=\"107\" data-end=\"131\"\u003e3CPX5000A7 Tube Specs\u003c\/h2\u003e\n\u003cp data-start=\"133\" data-end=\"476\"\u003eThe 3CPX5000A7 (not to be confused with the 3CX5000A7) is a rugged high-MU triode built for demanding RF environments. Designed for both continuous and pulsed power service, this ceramic\/metal tube delivers consistent power output, excellent thermal performance, and long operational life. Below are the general specifications. For full technical details, see the datasheet in the section below.\u003c\/p\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"478\" data-end=\"1273\"\u003e\n\u003cthead data-start=\"478\" data-end=\"549\"\u003e\n\u003ctr data-start=\"478\" data-end=\"549\"\u003e\n\u003cth data-start=\"478\" data-end=\"506\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"480\" data-end=\"497\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-start=\"506\" data-end=\"549\" data-col-size=\"md\"\u003e\u003cstrong data-start=\"508\" data-end=\"519\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"621\" data-end=\"1273\"\u003e\n\u003ctr data-start=\"621\" data-end=\"691\"\u003e\n\u003ctd data-start=\"621\" data-end=\"648\" data-col-size=\"sm\"\u003eAnode Dissipation\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"648\" data-end=\"691\"\u003e5000 watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"692\" data-end=\"762\"\u003e\n\u003ctd data-start=\"692\" data-end=\"719\" data-col-size=\"sm\"\u003eFilament Voltage\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"719\" data-end=\"762\"\u003e5.5 volts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"763\" data-end=\"833\"\u003e\n\u003ctd data-start=\"763\" data-end=\"790\" data-col-size=\"sm\"\u003eFilament Current\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"790\" data-end=\"833\"\u003e10.5 amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"834\" data-end=\"904\"\u003e\n\u003ctd data-start=\"834\" data-end=\"861\" data-col-size=\"sm\"\u003eMaximum Plate Voltage\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"861\" data-end=\"904\"\u003e10,000 volts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"905\" data-end=\"975\"\u003e\n\u003ctd data-start=\"905\" data-end=\"932\" data-col-size=\"sm\"\u003eCooling Method\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"932\" data-end=\"975\"\u003eForced Air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"976\" data-end=\"1046\"\u003e\n\u003ctd data-start=\"976\" data-end=\"1003\" data-col-size=\"sm\"\u003eAmplification Factor\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1003\" data-end=\"1046\"\u003e200 (High MU)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1047\" data-end=\"1117\"\u003e\n\u003ctd data-start=\"1047\" data-end=\"1074\" data-col-size=\"sm\"\u003eEnvelope Material\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1074\" data-end=\"1117\"\u003eCeramic\/Metal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1118\" data-end=\"1188\"\u003e\n\u003ctd data-start=\"1118\" data-end=\"1145\" data-col-size=\"sm\"\u003eBase\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1145\" data-end=\"1188\"\u003eCoaxial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1189\" data-end=\"1273\"\u003e\n\u003ctd data-start=\"1189\" data-end=\"1216\" data-col-size=\"sm\"\u003eCommon Applications\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1216\" data-end=\"1273\"\u003eMRI Amplifiers, RF Generators, Broadcast Transmitters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 data-start=\"1275\" data-end=\"1313\"\u003e3CPX5000A7 Tube Datasheet Download\u003c\/h3\u003e\n\u003cp data-start=\"1315\" data-end=\"1533\"\u003eDownload the full 3CPX5000A7 tube datasheet for comprehensive electrical specs, mechanical drawings, cooling guidelines, and usage recommendations—ideal for integration into new systems or as a precise replacement.\u003c\/p\u003e\n\u003cp data-start=\"1315\" data-end=\"1533\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/3CPX5000A7.pdf?v=1754414043\" target=\"_blank\" rel=\"noopener\"\u003eDownload Data Sheet\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"151\" data-end=\"207\"\u003e3CPX5000A7 Tube Replacement \u0026amp; Substitute Information\u003c\/h3\u003e\n\u003cp data-start=\"209\" data-end=\"520\"\u003eThe 3CPX5000A7 is commonly used as an EIMAC 3CPX5000A7 tube substitute in high-power RF systems, including broadcast, industrial, and \u003ca href=\"https:\/\/pentalabs.com\/collections\/mri-tubes\"\u003eMRI RF amplifier\u003c\/a\u003e platforms. Its high MU rating, forced-air cooling, and ceramic\/metal construction make it a durable solution for demanding continuous-duty applications.\u003c\/p\u003e\n\u003cp data-start=\"522\" data-end=\"984\"\u003eThis tube is also referred to interchangeably with models like \u003ca href=\"https:\/\/pentalabs.com\/products\/yc156a-power-triode\" rel=\"noopener\" class=\"\" data-start=\"585\" data-end=\"648\"\u003eYC156\u003c\/a\u003e and \u003ca href=\"https:\/\/pentalabs.com\/products\/yc-179a\" rel=\"noopener\" class=\"\" data-start=\"653\" data-end=\"704\"\u003eYC179\u003c\/a\u003e. While all three tubes are similar in performance and form factor, there may be minor differences in thermal capacity, connector style, or OEM system compatibility. In many cases, the 3CPX5000A7 can be used as a direct replacement for the YC156 or YC179 with no performance loss.\u003c\/p\u003e\n\u003cp data-start=\"986\" data-end=\"1372\"\u003ePenta Labs is a trusted name among \u003ca href=\"https:\/\/pentalabs.com\/\" rel=\"noopener\" class=\"\" data-start=\"1021\" data-end=\"1076\"\u003evacuum tube manufacturers\u003c\/a\u003e and suppliers, with a strong inventory of compatible \u003ca href=\"https:\/\/pentalabs.com\/collections\/triodes\" rel=\"noopener\" class=\"\" data-start=\"1130\" data-end=\"1190\"\u003etriode tube\u003c\/a\u003e models and OEM replacements. Whether you’re servicing a legacy unit or outfitting a new MRI RF amplifier system, we can help you source the right part and avoid costly downtime.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45767944241396,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_3CPX5000A7_01.jpg?v=1725387305"},{"product_id":"4cx350ac-1","title":"4CX350A\/8321 - 350 W RADIAL BEAM POWER TETRODE TUBE","description":"\u003ch3 data-sourcepos=\"3:1-3:429\"\u003e\u003cstrong\u003eThe 4CX350A\/8321 Tube for sale is a robust radial beam power tetrode with a maximum plate dissipation of 350 watts, making it well-suited for Class AB audio or RF amplifier applications.\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-sourcepos=\"3:1-3:429\"\u003eWhile externally identical to the 4CX250B, this tube boasts enhanced internal construction and improved characteristics for superior performance. Increased amplification factor and cathode area contribute to higher transconductance and figure of merit.\u003c\/p\u003e\n\u003cp data-sourcepos=\"5:1-5:17\"\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-sourcepos=\"7:1-21:0\"\u003e\n\u003cli data-sourcepos=\"7:1-7:42\"\u003e\n\u003cstrong\u003eMaximum Plate Dissipation:\u003c\/strong\u003e 350 Watts\u003c\/li\u003e\n\u003cli data-sourcepos=\"8:1-8:44\"\u003e\n\u003cstrong\u003eFrequency for Max Rating (CW):\u003c\/strong\u003e 110 MHz\u003c\/li\u003e\n\u003cli data-sourcepos=\"9:1-9:30\"\u003e\n\u003cstrong\u003eAmplification Factor:\u003c\/strong\u003e 13\u003c\/li\u003e\n\u003cli data-sourcepos=\"10:1-10:57\"\u003e\n\u003cstrong\u003eFilament\/Cathode:\u003c\/strong\u003e Oxide Coated, 6.0 Volts, 2.9 Amps\u003c\/li\u003e\n\u003cli data-sourcepos=\"11:1-11:25\"\u003e\n\u003cstrong\u003eCooling:\u003c\/strong\u003e Forced Air\u003c\/li\u003e\n\u003cli data-sourcepos=\"12:1-12:34\"\u003e\n\u003cstrong\u003eBase:\u003c\/strong\u003e 9-Pin Special, SK-600A\u003c\/li\u003e\n\u003cli data-sourcepos=\"13:1-16:25\"\u003e\n\u003cstrong\u003eCapacitance (Grounded Cathode):\u003c\/strong\u003e\n\u003cul data-sourcepos=\"14:5-16:25\"\u003e\n\u003cli data-sourcepos=\"14:5-14:20\"\u003eInput: 23.6 pF\u003c\/li\u003e\n\u003cli data-sourcepos=\"15:5-15:20\"\u003eOutput: 5.6 pF\u003c\/li\u003e\n\u003cli data-sourcepos=\"16:5-16:25\"\u003eFeedthrough: 0.3 pF\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"17:1-19:34\"\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"18:5-19:34\"\u003e\n\u003cli data-sourcepos=\"18:5-18:32\"\u003eLength: 2.47 in (62.60 mm)\u003c\/li\u003e\n\u003cli data-sourcepos=\"19:5-19:34\"\u003eDiameter: 1.64 in (41.60 mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"20:1-21:0\"\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4 oz (113 g)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45772447645940,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/4CX350A.png?v=1733529553"},{"product_id":"4cx800a","title":"GU74B\/4CX800A Ceramic Power Tetrode","description":"\u003ch2 style=\"font-size: 32px; margin-top: 15px;\"\u003eGU74B\/4CX800A tube specs\u003c\/h2\u003e\n\u003cp\u003eThe table below is a quick-reference snapshot for the GU74B\/4CX800A tube specs that buyers commonly check before ordering. Because this is a \u003ca href=\"https:\/\/pentalabs.com\/collections\/tetrodes\" target=\"_blank\" rel=\"noopener\"\u003etetrode vacuum tube\u003c\/a\u003e, most real-world compatibility questions come down to socket\/base fit, airflow\/ducting, and whether your operating conditions line up with the datasheet ratings.\u003c\/p\u003e\n\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #222;\"\u003e4CX800A \/ GU-74B general specifications\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #222; padding: 10px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #222; padding: 10px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eTube type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eCeramic\/metal power tetrode (4CX800A \/ GU-74B family)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003ePlate (anode) dissipation (max)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e800 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eScreen dissipation (max)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e15 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eControl grid dissipation (max)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e2 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eAmplification factor (grid-to-screen)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e6.5 (nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eFrequency for maximum ratings\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e150 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eCathode\/filament\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eOxide-coated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eFilament voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e12.6 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eFilament current (at 12.6 V)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e3.6 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eInterelectrode capacitance (grounded cathode): input\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e51 ± 5 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eInterelectrode capacitance (grounded cathode): output\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e11 ± 2 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eInterelectrode capacitance (grounded cathode): feedback\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e0.09 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eCooling method\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eForced air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eBase type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e7-pin special\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eRecommended socket (datasheet reference)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eSK-1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eMaximum DC plate voltage (rating reference)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e2,500 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f6f6f6;\"\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eMaximum DC plate current (rating reference)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003e0.8 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eMounting \/ operating position\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #222; padding: 10px;\"\u003eAny orientation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3 style=\"font-size: 32px; margin-top: 15px;\"\u003e4CX800A\/GU74B tube datasheet download\u003c\/h3\u003e\n\u003cp\u003eBefore you finalize an order, use the 4CX800A datasheet to confirm ratings, airflow requirements, and mechanical details for your installation. This reference is the best place to validate operating limits, socket guidance, and cooling expectations against the tube marking you are replacing.\u003c\/p\u003e\n\u003ch3 style=\"font-size: 32px; margin-top: 15px;\"\u003eGU74B\/4CX800A tube substitute \u0026amp; equivalent information\u003c\/h3\u003e\n\u003cp\u003eGU-74B \/ 4CX800A is typically selected when the surrounding hardware is already designed around the same base format and forced-air cooling approach. Treat “equivalent” as a two-step check: confirm the mechanical interface first (socket\/base, contact surfaces, clearances, airflow path), then confirm the electrical operating envelope (drive method, duty cycle, and how conservatively the tube is run in practice).\u003c\/p\u003e\n\u003cp\u003eIn the right hardware, this can be used as a direct replacement for 4CX800A \u003ca href=\"https:\/\/pentalabs.com\/collections\/eimac-replacement-parts\" target=\"_blank\" rel=\"noopener\"\u003eEimac tubes\u003c\/a\u003e where fit and operating conditions match, and it is also commonly referenced as a Svetlana 4CX800A\/GU74B tube equivalent in RF amplification service. If you are replacing a legacy, brand-marked tube, verify the whole installation context rather than relying on the model number alone.\u003c\/p\u003e\n\u003cp\u003eFor buyers working on an RF deck or GU74B amplifier, the practical “do I have the right tube?” checks are still the same: confirm socket\/base compatibility and clearances, confirm the forced-air path and airflow expectations, then validate your typical operating approach (drive and duty cycle) against the datasheet ratings.\u003c\/p\u003e\n\u003cp\u003eAs established \u003ca href=\"https:\/\/pentalabs.com\/\" target=\"_blank\" rel=\"noopener\"\u003evacuum tube manufacturers\u003c\/a\u003e, we can help you confirm compatibility if you share your current tube marking plus the amplifier\/generator model and your cooling setup. If your project is more audio-focused than transmit\/RF service, you may also want to browse \u003ca href=\"https:\/\/pentalabs.com\/collections\/hi-fi-audio-amplification\" target=\"_blank\" rel=\"noopener\"\u003eaudio tubes for sale\u003c\/a\u003e for other amplification designs and tube families.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45772448825588,"sku":"","price":1195.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_4CX800A_01.jpg?v=1725387305"},{"product_id":"bw1184","title":"High Energy BW1184J2 Water-Cooled Triode","description":"\u003ch2 style=\"font-size: 32px;\"\u003eBW1184J2 \/ YD1202 tube specs\u003c\/h2\u003e\n\u003cp\u003eBelow is a quick-reference table of general specifications to help you validate whether this \u003ca href=\"https:\/\/pentalabs.com\/collections\/triodes\"\u003epower triode\u003c\/a\u003e aligns with your system’s electrical and mechanical requirements.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 2px solid #000;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #000; padding: 10px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #000; padding: 10px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eTube type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eWater-cooled triode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eOutput power\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e163 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eAnode voltage (max)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e15 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eGrid voltage (reference)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e-2000 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eGrid dissipation (max)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e2500 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eAnode dissipation\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e100 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFilament voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e12.2 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFilament current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e250 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eAmplification factor (µ)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFrequency range\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eUp to 100 MHz (application-dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eOverall weight\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e11.5 kg approx\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eOverall diameter\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e190.5 mm max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eOverall length\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e446.0 mm max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eBW1184J2 \/ YD1202 tube data sheet download\u003c\/h3\u003e\n\u003cp\u003eDownload the BW1184J2 \/ YD1202 datasheet using the link below. If you need help interpreting operating limits (especially duty cycle, cooling loop, or frequency), contact our team, and we’ll help you validate fit before you purchase.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/BW1184J2.pdf?v=1770066845\"\u003eDownload BW1184Js datasheet\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eBW1184J2 \/ YD1202 tube substitute \u0026amp; equivalent information\u003c\/h3\u003e\n\u003cp\u003eBW1184J2 is used as a YD1202 tube equivalent in high-power, water-cooled triode applications for industrial RF heating and oscillator service. It is often selected as a substitute for tubes marked YD1202 and related BW1184 variants when the mechanical envelope, cooling connections, and operating conditions match the generator’s requirements.\u003c\/p\u003e\n\u003cp\u003eFor Thales-marked units, BW1184J2 can serve as a direct replacement for a YD1202 \u003ca href=\"https:\/\/pentalabs.com\/collections\/thales-replacement-tubes\"\u003eThales tube\u003c\/a\u003e. It is also used in RF oscillator systems for applications like \u003ca href=\"https:\/\/pentalabs.com\/collections\/rf-heating\"\u003eRF heat sealing\u003c\/a\u003e and other dielectric heating workflows.\u003c\/p\u003e\n\u003cp\u003eIf you want a second set of eyes on selection, share the tube marking plus your generator model, operating frequency, and cooling loop details. As a trusted \u003ca href=\"https:\/\/pentalabs.com\/\"\u003evacuum tube manufacturer\u003c\/a\u003e, we can help you confirm the right substitute and reduce commissioning risk.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45772449186036,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_BW1185_NO_JACKET.png?v=1752876145"},{"product_id":"bw1185","title":"BW1185 \/ BW1185J2 Triode Tube","description":"\u003ch2 style=\"font-size: 32px;\"\u003eBW1185J2 \/ YD1212 tube specs\u003c\/h2\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe table below summarizes the key specifications for this water cooled \u003ca href=\"https:\/\/pentalabs.com\/collections\/triodes\"\u003epower triode\u003c\/a\u003e so you can quickly compare against your generator’s electrical limits and mechanical envelope.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 2px solid #000;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #000; padding: 10px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #000; padding: 10px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eTube type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eWater-cooled triode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eOutput power\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e163 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFrequency range\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eUp to 100 MHz (application-dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eAnode voltage (max)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e15 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eGrid voltage (reference)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e-2000 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eGrid dissipation (max)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e2.5 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eAnode dissipation\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e100 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003ePeak cathode current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e100 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFilament voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e12.2 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFilament current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e250 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eAmplification factor (µ)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eCooling\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eWater-cooled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eBW1185J2 \/ YD1212 tube data sheet download\u003c\/h3\u003e\n\u003cp\u003eUse the link below to download the BW1185J2 \/ YD1212 datasheet. If you’d like help reviewing limits like duty cycle, cooling requirements, or frequency range, send your system details, and we’ll help you confirm suitability.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/BW11852J2.pdf?v=1770066845\"\u003eDownload BW1185Js datasheet\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eBW1185J2 \/ YD1212 tube substitute \u0026amp; equivalent information\u003c\/h3\u003e\n\u003cp\u003eBW1185J2 is commonly used as a YD1212 tube equivalent in high-power, water-cooled triode applications for industrial RF oscillator service. It is often selected as a substitute for tubes marked YD1212 and ITK90-1 when the mechanical envelope, cooling connections, and operating conditions match the generator’s requirements.\u003c\/p\u003e\n\u003cp\u003eFor Thales-marked units, BW1185J2 can serve as a direct replacement for a YD1212 \u003ca href=\"https:\/\/pentalabs.com\/collections\/thales-replacement-tubes\"\u003eThales tube\u003c\/a\u003e. It is also used in RF oscillator systems for applications involving \u003ca href=\"https:\/\/pentalabs.com\/collections\/rf-heating\"\u003eRF heat sealing equipment\u003c\/a\u003e and other dielectric heating workflows where stable emission and consistent output matter.\u003c\/p\u003e\n\u003cp\u003eNot sure which equivalent is right for your system? Send the tube marking, generator model, operating frequency, and cooling-loop details. You can also browse the full range of \u003ca href=\"https:\/\/pentalabs.com\/collections\/all\"\u003evacuum tubes for sale\u003c\/a\u003e, on our site, and we’ll help you narrow down the best match before you commit.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45772449775860,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_BW1185_NO_JACKET.png?v=1752876145"},{"product_id":"ctk12-1","title":"CTK12-1 Transmitter Triode","description":"\u003cp\u003eContact for pricing and data sheet \u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45772450234612,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_PRODUCT_HOLDER.png?v=1752876103"},{"product_id":"itk12-1","title":"ITK12-1 Triode Tube","description":"\u003cdiv\u003e\n\u003ch2\u003eThe Penta Laboratories ITK 12-1 tube for sale is a medium-mu power triode designed specifically for industrial heating applications. Its robust metal and ceramic construction, combined with water cooling, results in a compact and durable tube capable of delivering up to 40 kW output power with high efficiency and reliable performance.\u003c\/h2\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cstrong\u003eGeneral Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eElectrical:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003eFilament Type: Thoriated Tungsten\u003c\/div\u003e\n\u003cdiv\u003eFilament Voltage: 5.8 Volts\u003c\/div\u003e\n\u003cdiv\u003eFilament Current: 145 Amperes\u003c\/div\u003e\n\u003cdiv\u003eMaximum In-rush Current: 600 Amperes\u003c\/div\u003e\n\u003cdiv\u003eAmplification Factor: 22\u003c\/div\u003e\n\u003cdiv\u003eTransconductance (Ia = 4 amps): 50,000 micromhos\u003c\/div\u003e\n\u003cdiv\u003eInterelectrode Capacitances:\u003c\/div\u003e\n\u003cdiv\u003eGrid to Anode: 21 pF\u003c\/div\u003e\n\u003cdiv\u003eGrid to Cathode: 55 pF\u003c\/div\u003e\n\u003cdiv\u003eCathode to Anode: 1 pF\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eMechanical:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003eOperating Position: Vertical, anode up or down\u003c\/div\u003e\n\u003cdiv\u003eMass: 3.1 kg\u003c\/div\u003e\n\u003cdiv\u003eDimensions: See outline drawing\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eCooling:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003eAnode: Water\u003c\/div\u003e\n\u003cdiv\u003eFilament: Forced-air\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eMaximum Ratings\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003eOperating Frequency: 120 MHz\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e Distilled, deionized, or industrial water may be used for cooling. Refer to the provided charts for water flow rate and pressure drop requirements based on the type of cooling water and anode dissipation.\u003c\/div\u003e\n\u003cdiv\u003eAdditional Information\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eRequest a data sheet and outline drawing for complete technical specifications and dimensional details.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"Apple-tab-span\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eContact Penta Laboratories for expert assistance\u003c\/strong\u003e in selecting the ideal RF power triode for your specific application.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45772450791668,"sku":"","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/ITK12-1_OUTLINE.jpg?v=1725564383"},{"product_id":"pt9740-134","title":"PT9740-134","description":"","brand":"My Store","offers":[{"title":"Default Title","offer_id":45772463046900,"sku":"","price":0.0,"currency_code":"USD","in_stock":false}]},{"product_id":"pt9740-139-142","title":"PT9740-139-142","description":"","brand":"My Store","offers":[{"title":"Default Title","offer_id":45772463309044,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_PRODUCT_HOLDER.png?v=1752876103"},{"product_id":"x-band-2000kw-mag-tube","title":"X BAND 2000KW Magnetron Tube","description":"\u003cp\u003ePenta Laboratories X BAND 2000KW Magnetron Tube\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e100% USA Made\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContact us for pricing\u003c\/strong\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45772463571188,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_PRODUCT_HOLDER.png?v=1752876103"},{"product_id":"xd13c-1-x-ray-tube","title":"XD13C-1 X RAY TUBE","description":"","brand":"My Store","offers":[{"title":"Default Title","offer_id":45772464292084,"sku":"","price":0.0,"currency_code":"USD","in_stock":false}]},{"product_id":"3cpx1500a7","title":"3CPX1500A7 1500 W HIGH MU POWER TRIODE","description":"\u003ch2 data-start=\"165\" data-end=\"189\"\u003e3CPX1500A7 Tube Specs\u003c\/h2\u003e\n\u003cp data-start=\"191\" data-end=\"473\"\u003eThe 3CPX1500A7 is a rugged\u003cstrong\u003e \u003c\/strong\u003ehigh MU triode designed for intermediate power amplifier stages in high-power RF systems. Its ceramic\/metal construction, high voltage tolerance, and thermal stability make it ideal for continuous use in demanding environments like MRI RF platforms.\u003c\/p\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-start=\"475\" data-end=\"1257\"\u003e\n\u003cthead data-start=\"475\" data-end=\"546\"\u003e\n\u003ctr data-start=\"475\" data-end=\"546\"\u003e\n\u003cth data-start=\"475\" data-end=\"503\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"477\" data-end=\"494\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-start=\"503\" data-end=\"546\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"505\" data-end=\"516\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"618\" data-end=\"1257\"\u003e\n\u003ctr data-start=\"618\" data-end=\"688\"\u003e\n\u003ctd data-start=\"618\" data-end=\"645\" data-col-size=\"sm\"\u003eAnode Dissipation\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"645\" data-end=\"688\"\u003e1500 watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"689\" data-end=\"759\"\u003e\n\u003ctd data-start=\"689\" data-end=\"716\" data-col-size=\"sm\"\u003eFilament Voltage\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"716\" data-end=\"759\"\u003e5.5 volts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"760\" data-end=\"830\"\u003e\n\u003ctd data-start=\"760\" data-end=\"787\" data-col-size=\"sm\"\u003eFilament Current\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"787\" data-end=\"830\"\u003e10.5 amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"831\" data-end=\"901\"\u003e\n\u003ctd data-start=\"831\" data-end=\"858\" data-col-size=\"sm\"\u003eMaximum Operating Voltage\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"858\" data-end=\"901\"\u003e8500 volts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"902\" data-end=\"972\"\u003e\n\u003ctd data-start=\"902\" data-end=\"929\" data-col-size=\"sm\"\u003eCooling Method\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"929\" data-end=\"972\"\u003eForced Air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"973\" data-end=\"1043\"\u003e\n\u003ctd data-start=\"973\" data-end=\"1000\" data-col-size=\"sm\"\u003eAmplification Factor (Mu)\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1000\" data-end=\"1043\"\u003eHigh Mu (Mu = 200)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1044\" data-end=\"1114\"\u003e\n\u003ctd data-start=\"1044\" data-end=\"1071\" data-col-size=\"sm\"\u003eTypical Use\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1071\" data-end=\"1114\"\u003eIPA stage in MRI and RF systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1115\" data-end=\"1185\"\u003e\n\u003ctd data-start=\"1115\" data-end=\"1142\" data-col-size=\"sm\"\u003eEnvelope Material\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1142\" data-end=\"1185\"\u003eCeramic\/Metal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1186\" data-end=\"1257\"\u003e\n\u003ctd data-start=\"1186\" data-end=\"1213\" data-col-size=\"sm\"\u003eBase Type\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1213\" data-end=\"1257\"\u003eCoaxial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 data-start=\"115\" data-end=\"153\"\u003e3CPX1500A7 Tube Datasheet Download\u003c\/h3\u003e\n\u003cp data-start=\"155\" data-end=\"483\"\u003eNeed detailed technical specifications? Download the full \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/3CPX1500A7.pdf?v=1766270725\"\u003e3CPX1500A7 tube datasheet\u003c\/a\u003e for comprehensive information on electrical characteristics, pin configurations, cooling requirements, and safe operating conditions. \u003cbr\u003e\u003cbr\u003eIdeal for engineers, technicians, and RF professionals working with intermediate power amplifier stages.\u003c\/p\u003e\n\u003ch3 data-start=\"204\" data-end=\"255\"\u003e3CPX1500A7 Replacement \u0026amp; Substitute Information\u003c\/h3\u003e\n\u003cp data-start=\"257\" data-end=\"599\"\u003eThe \u003cstrong data-start=\"261\" data-end=\"277\"\u003e3CPX1500A7\u003c\/strong\u003e is commonly used as an EIMAC 3CPX1500A7 tube substitute in intermediate power amplifier (IPA) stages for high-voltage RF systems, including MRI and industrial equipment.\u003c\/p\u003e\n\u003cp data-start=\"257\" data-end=\"599\"\u003eIt can replace similar high-mu triodes in systems requiring durable, forced-air cooled, ceramic\/metal envelope tubes with high peak power capacity, ensuring consistent and reliable performance.\u003c\/p\u003e\n\u003cp data-start=\"601\" data-end=\"762\"\u003eThis tube is frequently cross-referenced in systems that originally used older IPA triodes and is ideal for RF system maintenance, restoration, or custom builds.\u003cbr\u003e\u003cbr\u003eFor power amplification (PA stage) applications, be sure to view the \u003ca href=\"https:\/\/pentalabs.com\/products\/3cx1500a7\" rel=\"noopener\" class=\"\" data-start=\"976\" data-end=\"1043\"\u003e3CX1500A7 8877 tube\u003c\/a\u003e — not to be confused with this IPA-stage model.\u003c\/p\u003e\n\u003cp data-start=\"1093\" data-end=\"1349\"\u003eWe also stock a full range of \u003ca href=\"https:\/\/pentalabs.com\/collections\/mri-tubes\" rel=\"noopener\" class=\"\" data-start=\"1123\" data-end=\"1188\"\u003eMRI tube price\u003c\/a\u003e options, including replacement components for RF chain systems, and other high-performance \u003ca href=\"https:\/\/pentalabs.com\/collections\/triodes\" rel=\"noopener\" class=\"\" data-start=\"1280\" data-end=\"1348\"\u003etriode vacuum tube\u003c\/a\u003e options.\u003c\/p\u003e\n\u003cp data-start=\"1351\" data-end=\"1541\"\u003ePenta Labs is one of the leading \u003ca href=\"https:\/\/pentalabs.com\/\" rel=\"noopener\" class=\"\" data-start=\"1384\" data-end=\"1433\"\u003evacuum tube dealers\u003c\/a\u003e globally, known for supplying tested, dependable tubes and expert support for professional RF applications.\u003c\/p\u003e\n\u003cp data-start=\"1259\" data-end=\"1333\"\u003e \u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45772872614132,"sku":"","price":1450.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_3CPX1500A7_01.jpg?v=1725387305"},{"product_id":"3cw45000h3","title":"3CW45,000H3 - 45 KW MEDIUM MU POWER TRIODE","description":"\u003ch3\u003e\u003cstrong\u003e3CW45,000H3 High-Power Triode - Unmatched Power and Efficiency\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eThe Penta Labs 3CW45,000H3\u003c\/strong\u003e is a robust, water-cooled, ceramic\/metal power triode meticulously engineered in California to deliver exceptional performance and longevity in demanding industrial RF heating applications.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eWith a remarkable 45 kW plate dissipation capacity, even under low water flow and pressure drop conditions, the 3CW45,000H3 ensures efficient and reliable operation. Its medium-mu design makes it well-suited for Class B RF amplifiers and Class C power amplifiers or oscillators. The removable water jacket simplifies maintenance and reduces replacement costs, while the glazed ceramic insulator facilitates easy cleaning.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eHigh Plate Dissipation:\u003c\/strong\u003e Handles a maximum plate dissipation of 45,000 watts, making it ideal for high-power industrial RF heating applications.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eWater-Cooled Design:\u003c\/strong\u003e Ensures efficient heat dissipation for reliable performance under demanding conditions.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eMedium-Mu:\u003c\/strong\u003e Offers versatility for use in Class B RF amplifiers and Class C power amplifiers or oscillators.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eGlazed Ceramic Insulator: \u003c\/strong\u003eFacilitates easy cleaning for improved performance and longevity.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eHigh Input Power: \u003c\/strong\u003ePermits up to 150 kW input power at frequencies up to 75 MHz.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eRobust Grid Structure: \u003c\/strong\u003eRated at 750 watts grid dissipation for exceptional durability in industrial service.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eMaximum Ratings:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003ePlate Dissipation: 45,000 Watts\u003c\/div\u003e\n\u003cdiv\u003eScreen Dissipation: ---\u003c\/div\u003e\n\u003cdiv\u003eGrid Dissipation: 750 Watts\u003c\/div\u003e\n\u003cdiv\u003eFrequency for Max. Rating (CW): 75 MHz\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eCharacteristics:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003eAmplification Factor: 30\u003c\/div\u003e\n\u003cdiv\u003eFilament\/Cathode: Thoriated Tungsten\u003c\/div\u003e\n\u003cdiv\u003eFilament Voltage: 10.0 Volts\u003c\/div\u003e\n\u003cdiv\u003eFilament Current: 160 Amps\u003c\/div\u003e\n\u003cdiv\u003eCapacitance (Grounded Cathode):\u003c\/div\u003e\n\u003cdiv\u003eInput: 77.0 pF\u003c\/div\u003e\n\u003cdiv\u003eOutput: 2.3 pF\u003c\/div\u003e\n\u003cdiv\u003eFeedthrough: 43.0 pF\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eMechanical:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003eCooling: Water and Forced Air\u003c\/div\u003e\n\u003cdiv\u003eBase: Flexible Filament Leads\u003c\/div\u003e\n\u003cdiv\u003eLength: 19.2 in (487.7 mm)\u003c\/div\u003e\n\u003cdiv\u003eDiameter: 5.3 in (134.6 mm)\u003c\/div\u003e\n\u003cdiv\u003eWeight: 14.0 lb (6.4 kg)\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eBenefits:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCalifornia-Designed Excellence: \u003c\/strong\u003ePenta Labs' commitment to quality and innovation ensures superior performance and reliability.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eUnmatched Value:\u003c\/strong\u003e Our tubes offer exceptional value, providing cost-effective solutions without compromising on performance.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eWorldwide Brand Recognition: \u003c\/strong\u003ePenta Labs is a trusted name in the industry, known for its expertise and dedication to customer satisfaction.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOver 85 Years of Technical Expertise: \u003c\/strong\u003eBacked by decades of experience, Penta Labs delivers tubes that meet the demanding requirements of modern industrial applications.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eIndustrial RF Heating: A perfect choice for high-power industrial heating processes requiring robust and reliable performance.\u003c\/div\u003e\n\u003cdiv\u003ePenta Labs: Empowering Industrial Innovation\u003c\/div\u003e\n\u003cdiv\u003eExperience the difference with Penta Labs. Our 3CW45,000H3 power triode embodies our commitment to delivering cutting-edge technology and exceptional value, empowering industrial innovation worldwide.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45775918465268,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_PRODUCT_HOLDER.png?v=1752876103"},{"product_id":"5868-tb4-1250","title":"5868\/TB4\/1250","description":"\u003ch2 style=\"font-size: 32px; margin-top: 15px;\"\u003ePenta Laboratories 5868 tube specs\u003c\/h2\u003e\n\u003cp\u003eNote: These are general specifications for quick matching. Use the data sheet to confirm the full set of electrical and mechanical requirements for your specific system.\u003c\/p\u003e\n\u003cp\u003ePenta Laboratories 5868 general specifications\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #000;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #000; padding: 10px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #000; padding: 10px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003ePower Triode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eMaximum Plate Dissipation\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e1250 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eMaximum Output Power\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e1.7 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFilament Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e10 Volts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFilament Current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e9.9 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eAmplification Factor\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eCooling\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eForced Air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size: 32px; margin-top: 15px;\"\u003eAmperex TB4\/1250 tube specs\u003c\/h2\u003e\n\u003cp\u003eThe Amperex TB4\/1250 and 5868 tubes are commonly treated as the same tube type for electrical matching, but they may appear in legacy inventories, instrument documentation, and cross-reference lists under different labels. If your system documentation calls out Amperex specifically, the instrument and part-number mapping below can help confirm you’re matching the correct tube.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCompatible instruments (as listed in legacy references):\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eELTRA:\u003c\/b\u003e CS2000, CS800, Elementrac CS-i, SurfaceC-800\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLECO:\u003c\/b\u003e CS125\/225, CS200\/C200\/S200\/WC200, CS230, CS244\/344\/IR212\/232, CS300, CS400\/C400\/S400, CS444\/IR412\/432, CS600\/CSL600, CS744\/844, WR112\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eOEM equivalent parts:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eELTRA:\u003c\/b\u003e 77210\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLECO:\u003c\/b\u003e 771-354\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eManufacturer cross-reference part numbers:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e771-354 (LECO)\u003c\/li\u003e\n\u003cli\u003e77210 (ELTRA)\u003c\/li\u003e\n\u003cli\u003eSC1866\u003c\/li\u003e\n\u003cli\u003eAR354\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNote: General specifications below mirror the core electrical expectations of the 5868 tube above. Use the data sheet and your equipment documentation to confirm integration requirements.\u003c\/p\u003e\n\u003cp\u003eAmperex TB4\/1250 general specifications\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #000;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #000; padding: 10px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #000; padding: 10px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003ePower Triode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eMaximum Plate Dissipation\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e1250 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eMaximum Output Power\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e1.7 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFilament Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e10 Volts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFilament Current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e9.9 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eAmplification Factor\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eCooling\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eForced Air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"font-size: 32px; margin-top: 15px;\"\u003e5868 \u0026amp; TB4\/1250 tube data sheet download\u003c\/h3\u003e\n\u003cp\u003eFor full electrical limits, mechanical dimensions, socket\/pinout requirements, and cooling guidance, use the data sheet below. If you need help verifying your operating conditions against the data sheet, \u003ca href=\"https:\/\/pentalabs.com\/pages\/contact\"\u003econtact us\u003c\/a\u003e and share your equipment model and any tube markings.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/5868.pdf?v=1768853505\"\u003eDownload 5868 Data Sheet\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 style=\"font-size: 32px; margin-top: 15px;\"\u003e5868 \u0026amp; TB4\/1250 tube substitute \u0026amp; equivalent information\u003c\/h3\u003e\n\u003cp\u003eThe Penta Laboratories 5868 \u0026amp; Amperex TB4\/1250 are commonly sourced for maintenance and replacement where an existing 5868 or TB4\/1250 is already in use. The Penta 5868 can be used as a direct replacement for an existing 5868 or TB4\/1250 in all applications.\u003c\/p\u003e\n\u003cp\u003eCommon cross-reference naming may include alternate labels such as RS1016 and AX-9902 in some catalogs. If your documentation lists an alternate designation, we can help you validate whether it maps to a true 5868 or TB4\/1250 tube equivalent for your application.\u003c\/p\u003e\n\u003cp\u003eIf you need another 5868 or TB4\/1250 tubes set for a multi-tube deck or want guidance on confirming interchangeability for specific equipment, share your system details, and we’ll help you verify the best match.\u003c\/p\u003e","brand":"Penta Laboratories","offers":[{"title":"Default Title","offer_id":45800814018804,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_5868_01_6c74d4d2-dcb4-4167-bd1b-2b1d60d05abd.jpg?v=1725673335"},{"product_id":"4cx15000a-8281","title":"4CX15000A\/8281 15 kW Radial Beam Power Tetrode","description":"\u003ch2 style=\"font-size: 32px; margin-top: 15px;\"\u003e4CX15000A tube specs\u003c\/h2\u003e\n\u003cp\u003eThe table below lists general specifications to help you confirm you’re in the right class of tube. For full ratings, curves, and detailed operating conditions, use the data sheet section below.\u003c\/p\u003e\n\u003cp\u003e4CX15000A general specifications\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 2px solid #000;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #000; padding: 10px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #000; padding: 10px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eTube type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eCeramic\/metal power tetrode (4CX15,000A \/ 8281)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003ePlate (anode) dissipation (max)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e15,000 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eScreen dissipation (max)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e450 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eControl grid dissipation (max)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e200 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFrequency for max rated power (CW)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e110 MHz (full ratings); reduced ratings to 225 MHz (see data sheet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eAmplification factor (Mu)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e4.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFilament\/cathode type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eThoriated tungsten\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFilament voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e6.3 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eFilament current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e160 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eInterelectrode capacitance (grounded cathode): input\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e160.5 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eInterelectrode capacitance (grounded cathode): output\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e24.5 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eInterelectrode capacitance (grounded cathode): feedthrough\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e1.5 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eInterelectrode capacitance (grounded grid): input\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e67 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eInterelectrode capacitance (grounded grid): output\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e25.5 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eInterelectrode capacitance (grounded grid): feedthrough\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e0.2 pF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eCooling method\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eForced air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eBase type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eSpecial, coaxial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eRecommended air socket\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eSK-300A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eRecommended air chimney\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eSK-316\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eOverall length\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e9.38 in (238 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eOverall diameter\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e7.58 in (193 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003e12.8 lb (5.8 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eOperating position\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 10px;\"\u003eVertical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"font-size: 32px; margin-top: 15px;\"\u003e4CX15000A tube data sheet download\u003c\/h3\u003e\n\u003cp\u003eDownload the \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/4CX15_000A.pdf?v=1768853505\"\u003e4CX15000A tube data sheet\u003c\/a\u003e to confirm complete electrical ratings, characteristic curves, cooling requirements, and mechanical details before purchase.\u003c\/p\u003e\n\u003ch3 style=\"font-size: 32px; margin-top: 15px;\"\u003e4CX15000A tube substitute \u0026amp; equivalent information\u003c\/h3\u003e\n\u003cp\u003eThe Penta Laboratories 4CX15000A is commonly sourced for maintenance and replacement where an existing 4CX15000A is already in use. The Penta 4CX15000A can be used as a direct replacement for 4CX15000A \u003ca href=\"https:\/\/pentalabs.com\/collections\/eimac-replacement-parts\"\u003eEimac tubes\u003c\/a\u003e in all applications.\u003c\/p\u003e\n\u003cp\u003eWhen evaluating any 4CX15000A tube, confirm the tube markings on the part being replaced, and use the data sheet or the product specifications provided on this page to confirm the Penta Laboratories 4CX15000A is ideal for your application.\u003c\/p\u003e\n\u003cp\u003ePenta Laboratories also offers a wide range of tubes for other applications, such as our \u003ca href=\"https:\/\/pentalabs.com\/collections\/hi-fi-audio-amplification\"\u003eHiFi vacuum tubes\u003c\/a\u003e, \u003ca href=\"https:\/\/pentalabs.com\/collections\/tetrodes\"\u003ebeam power tetrode\u003c\/a\u003e collection, or explore our range of \u003ca href=\"https:\/\/pentalabs.com\/collections\/ham-radio\"\u003eradio tubes for sale\u003c\/a\u003e for common transmitter and amplifier tube applications.\u003c\/p\u003e\n\u003cp\u003eIf you need help validating fit and operating constraints before ordering, contact Penta Laboratories with the details of your amplifier for us to review. As a trusted \u003ca href=\"https:\/\/pentalabs.com\/\"\u003evacuum tubes producer\u003c\/a\u003e, we can help ensure you are ordering a direct replacement for your equipment.\u003c\/p\u003e","brand":"Penta Laboratories","offers":[{"title":"Default Title","offer_id":45801813704948,"sku":"","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_PRODUCT_HOLDER.png?v=1752876103"},{"product_id":"4cx1500a-1500-w-radial-beam-power-tetr0de","title":"4CX1500A - 1500 W RADIAL BEAM POWER TETR0DE","description":"\u003ch3 data-sourcepos=\"3:1-3:224\"\u003e\n\u003cstrong\u003e\u003cspan class=\"citation-0 recitation\"\u003eThe 4CX1500A is a powerful and versatile radial beam power tetrode perfect for a wide range of applications up to VHF.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"citation-0 recitation citation-end-0\"\u003e\u003csup class=\"superscript\" data-turn-source-index=\"1\" _ngcontent-ng-c2722860977=\"\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-sourcepos=\"3:1-3:224\"\u003eBuilt with rugged construction and exceptional isolation, this tube is ideal for use in:\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\" _ngcontent-ng-c4261317695=\"\" hide-from-message-actions=\"\"\u003e  \u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"container ng-tns-c1256350767-140 hide\" _ngcontent-ng-c1256350767=\"\" jslog=\"220997;BardVeMetadataKey:[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,[1,null,1]]\"\u003e\n\u003cdiv class=\"carousel-container ng-tns-c1256350767-140\" _ngcontent-ng-c1256350767=\"\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c1256350767-140\" _ngcontent-ng-c1256350767=\"\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cul data-sourcepos=\"5:1-8:0\"\u003e\n\u003cli data-sourcepos=\"5:1-5:26\"\u003eClass C power amplifiers\u003c\/li\u003e\n\u003cli data-sourcepos=\"6:1-6:40\"\u003eClass B or Class AB1 linear amplifiers\u003c\/li\u003e\n\u003cli data-sourcepos=\"7:1-8:0\"\u003eRegulator and pulse modulator service\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-sourcepos=\"9:1-9:17\"\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-sourcepos=\"11:1-25:0\"\u003e\n\u003cli data-sourcepos=\"11:1-11:44\"\u003e\n\u003cstrong\u003eMaximum Plate Dissipation:\u003c\/strong\u003e 1,500 Watts\u003c\/li\u003e\n\u003cli data-sourcepos=\"12:1-12:44\"\u003e\n\u003cstrong\u003eFrequency for Max Rating (CW):\u003c\/strong\u003e 150 MHz\u003c\/li\u003e\n\u003cli data-sourcepos=\"13:1-13:31\"\u003e\n\u003cstrong\u003eAmplification Factor:\u003c\/strong\u003e 5.5\u003c\/li\u003e\n\u003cli data-sourcepos=\"14:1-14:77\"\u003e\n\u003cstrong\u003eFilament\/Cathode:\u003c\/strong\u003e \u003cspan class=\"citation-1 recitation citation-end-1\"\u003eThoriated Tungsten, 5.0 Volts, 38.5 Amps\u003csup class=\"superscript\" data-turn-source-index=\"2\" _ngcontent-ng-c2722860977=\"\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\" _ngcontent-ng-c4261317695=\"\" hide-from-message-actions=\"\"\u003e \u003c\/span\u003e\n\u003cdiv class=\"container ng-tns-c1256350767-141 hide\" _ngcontent-ng-c1256350767=\"\" jslog=\"220997;BardVeMetadataKey:[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,[1,null,1]]\"\u003e\n\u003cdiv class=\"carousel-container ng-tns-c1256350767-141\" _ngcontent-ng-c1256350767=\"\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"15:1-15:25\"\u003e\n\u003cstrong\u003eCooling:\u003c\/strong\u003e Forced Air\u003c\/li\u003e\n\u003cli data-sourcepos=\"16:1-16:39\"\u003e\n\u003cstrong\u003eBase:\u003c\/strong\u003e Special, Breechblock SK-831\u003c\/li\u003e\n\u003cli data-sourcepos=\"17:1-20:25\"\u003e\n\u003cstrong\u003eCapacitance (Grounded Cathode):\u003c\/strong\u003e\n\u003cul data-sourcepos=\"18:5-20:25\"\u003e\n\u003cli data-sourcepos=\"18:5-18:20\"\u003eInput: 78.0 pF\u003c\/li\u003e\n\u003cli data-sourcepos=\"19:5-19:21\"\u003eOutput: 10.5 pF\u003c\/li\u003e\n\u003cli data-sourcepos=\"20:5-20:25\"\u003eFeedthrough: 0.5 pF\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"21:1-23:34\"\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"22:5-23:34\"\u003e\n\u003cli data-sourcepos=\"22:5-22:32\"\u003eLength: 4.90 in (124.5 mm)\u003c\/li\u003e\n\u003cli data-sourcepos=\"23:5-23:34\"\u003eDiameter: 3.37 in (85.60 mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"24:1-25:0\"\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 36 oz (850 g)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-sourcepos=\"26:1-26:13\"\u003e\u003cstrong\u003eBenefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-sourcepos=\"28:1-33:0\"\u003e\n\u003cli data-sourcepos=\"28:1-28:80\"\u003e\n\u003cstrong\u003eHigh Power:\u003c\/strong\u003e Delivers up to 1500 watts of power for demanding applications.\u003c\/li\u003e\n\u003cli data-sourcepos=\"29:1-29:89\"\u003e\n\u003cstrong\u003eVersatile Operation:\u003c\/strong\u003e Suitable for various amplifier classes and modulator service.\u003c\/li\u003e\n\u003cli data-sourcepos=\"30:1-30:113\"\u003e\n\u003cstrong\u003e\u003cspan class=\"citation-2 recitation\"\u003eRugged Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"citation-2 recitation citation-end-2\"\u003e Ceramic insulation and a robust mesh filament ensure long-lasting performance.\u003csup class=\"superscript\" data-turn-source-index=\"3\" _ngcontent-ng-c2722860977=\"\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\" _ngcontent-ng-c4261317695=\"\" hide-from-message-actions=\"\"\u003e   \u003c\/span\u003e\n\u003cdiv class=\"container ng-tns-c1256350767-142 hide\" _ngcontent-ng-c1256350767=\"\" jslog=\"220997;BardVeMetadataKey:[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,[1,null,1]]\"\u003e\n\u003cdiv class=\"carousel-container ng-tns-c1256350767-142\" _ngcontent-ng-c1256350767=\"\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"31:1-33:0\"\u003e\n\u003cstrong\u003e\u003cspan class=\"citation-3 recitation\"\u003eExcellent Isolation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"citation-3 recitation citation-end-3\"\u003e Continuous screen terminal ring minimizes interference between plate and control grid circuits.\u003csup class=\"superscript\" data-turn-source-index=\"4\" _ngcontent-ng-c2722860977=\"\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\" _ngcontent-ng-c4261317695=\"\" hide-from-message-actions=\"\"\u003e   \u003c\/span\u003e\n\u003cdiv class=\"container ng-tns-c1256350767-143 hide\" _ngcontent-ng-c1256350767=\"\" jslog=\"220997;BardVeMetadataKey:[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,[1,null,1]]\"\u003e\n\u003cdiv class=\"carousel-container ng-tns-c1256350767-143\" _ngcontent-ng-c1256350767=\"\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c1256350767-143\" _ngcontent-ng-c1256350767=\"\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-sourcepos=\"34:1-34:21\"\u003e\u003cstrong\u003eAbout Penta Labs:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-sourcepos=\"36:1-36:242\"\u003eWith a rich history of providing high-quality tetrodes, Penta Labs is the trusted name in the industry. Backed by decades of technical expertise, we are committed to delivering reliable and high-performance products to meet your specific needs.\u003c\/p\u003e\n\u003cp data-sourcepos=\"38:1-38:15\"\u003e\u003cstrong\u003eContact Us:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-sourcepos=\"40:1-40:114\"\u003eFor detailed specifications, pricing, technical support, or to discuss your application requirements, please \u003ca href=\"https:\/\/pentalabs.com\/pages\/request-a-quote\" title=\"Contact Penta Laboratories \"\u003econtact us\u003c\/a\u003e\u003c\/p\u003e\n\u003cp data-sourcepos=\"42:1-42:14\"\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Penta Laboratories","offers":[{"title":"Default Title","offer_id":45801825272052,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_4CX1500A_01.jpg?v=1725387305"},{"product_id":"machlett-microwave-waveguide-circulator-975-915-mhz-75-kw-uhf-band","title":"Waveguide Circulator - 915 MHz, 75 kW, UHF Band","description":"\u003ch3\u003e\u003cstrong\u003eMachlett Microwave Waveguide Circulator - 915 MHz, 75 kW, UHF Band, Made in the USA\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch4\u003e\u003cstrong\u003eHigh-Performance Circulator for Industrial Microwave Applications\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis Machlett Microwave Waveguide UHF Band Circulator, \u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eproudly manufactured in the USA\u003c\/span\u003e\u003c\/strong\u003e, operates at 915 MHz with 75 kW CW input power. It is designed to deliver superior performance and reliability in demanding industrial microwave environments. Our Circulators can be customized for installation and replacement in many RF Microwave Systems such as: \u003cspan\u003eMachlett Microwave,\u003c\/span\u003e\u003cspan\u003e Ferrite,\u003c\/span\u003e\u003cspan\u003e Amana,\u003c\/span\u003e\u003cspan\u003e Raytheon,\u003c\/span\u003e\u003cspan\u003e Tempersol,\u003c\/span\u003e\u003cspan\u003e Selo-Bollans,\u003c\/span\u003e\u003cspan\u003e Pacific Wood Tech,\u003c\/span\u003e\u003cspan\u003e Forsstrom,\u003c\/span\u003e\u003cspan\u003e Thermex-Thermatron,\u003c\/span\u003e\u003cspan\u003e Thermo Wave,\u003c\/span\u003e\u003cspan\u003e Mega RF,\u003c\/span\u003e\u003cspan\u003e or AMTeK\u003c\/span\u003e RF Microwave System Manufacturers. \u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eKey Features \u0026amp; Benefits:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eSuperior Thermal Management: Copper domes ensure efficient heat dissipation, leading to lower insertion loss and improved overall performance.\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eVersatile Connectivity: Integrated ports for couplers and\/or arc detectors offer flexibility for system integration.\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eIndustry Standard: Machlett circulators are widely recognized and trusted in the industrial microwave generator industry.\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eWide Range of Applications: Suitable for various industrial processing applications, including food processing, microwave pyrolysis, CVD diamond growth, energy, waste treatment, and materials handling.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eProduct Specifications:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eFrequency Band: UHF Band\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eOperating Frequency: 915 +\/- 5 MHz | +\/- 10 MHz\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eInput Power: 75 kW CW\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eVSWR: 1.04 | 1.10\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eIsolation: 28 dB | 20 dB (with matched Water Load Assembly)\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eInsertion Loss: 0.3 dB (max), 0.15 dB (typical)\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eCoolant: City Water, Distilled Water, Glycol\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eTemperature: 70 – 80°F (21 – 26°C), no waveguide condensation\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003ePressure: 150 PSIG Max\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eFlow Rate: 2 – 3 Gallons per minute\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eFlanges: CPR-975F (WR-975 Standard EIA 18-Hole Pattern)\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eCoolant Fittings: 37° Flare for 3\/8 O.D. Tubing\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eArc Detector Port: 3\/8 – 24 UNF\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eLight Test Port: 3\/8 – 24 UNF\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eWeight: 150 lbs. (68 kg)\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eStorage Temperature: 14 to 158°F (-10 to +70°C)\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eExtend the life of your equipment with our \u003cspan style=\"text-decoration: underline;\"\u003eCirculator Core \u0026amp; Refurbishment Program!\u003c\/span\u003e Contact us today for pricing and requirements.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003ePenta Labs is committed to providing high-quality microwave components and exceptional customer service.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eLearn more about this Machlett Microwave Waveguide Circulator and how it can benefit your industrial microwave application.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eChoose Penta Labs for Quality and Reliability\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"Penta Laboratories","offers":[{"title":"Default Title","offer_id":45814226059508,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/MACHLETT_CIRCULATOR.jpg?v=1726171579"},{"product_id":"100-kw-l-band-cw-magnetron-tube-cwm-100-machlett-microwave","title":"CWM-100 100 kW L-Band CW Magnetron Tube","description":"\u003ch3\u003e\u003cstrong\u003eMachlett Microwave CWM-100kW Magnetron – Unmatched Power \u0026amp; Efficiency for Industrial Processing\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eThe Machlett Microwave CWM-100kW\u003c\/strong\u003e is a state-of-the-art, fixed-tuned magnetron tube designed to meet the demanding requirements of industrial processing applications.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eThis powerful L-band magnetron delivers a continuous 100 kW of output power at 915 MHz, with exceptional efficiency.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eHigh Power Output: 100 kW continuous wave (CW) power for demanding industrial processes\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eL-Band Frequency: Operates at 915 MHz, ideal for a wide range of applications\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eExceptional Efficiency: Up to 90% efficiency for reduced energy consumption\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eFixed-Tuned Design: Stable and reliable frequency output\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eMagnetically Focused: Precise electron beam control for optimal performance\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eAir \u0026amp; Liquid Cooled: Robust cooling system for extended operation in demanding environments\u003c\/div\u003e\n\u003cdiv\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eCeramic-Metal Construction: Durable and reliable for long service life\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eApplications by Industry:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eFood Processing\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003eThawing: Frozen meats, poultry, etc.\u003c\/div\u003e\n\u003cdiv\u003eCooking: Bacon, pre-cooked meals, etc.\u003c\/div\u003e\n\u003cdiv\u003ePreservation: Sterilization, pasteurization, drying (bakery, foodstuffs)\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eIndustrial Materials\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003eDrying \u0026amp; Curing: Carbon black, clay, ceramics, wood, composites, filter materials, casting molds, etc.\u003c\/div\u003e\n\u003cdiv\u003eChemical \u0026amp; Thermal Processes: Polymer curing, metal sintering, rubber vulcanization\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eAdvanced Materials\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003eSynthesis \u0026amp; Conversion: CVD diamond, gas reforming, waste pyrolysis\u003c\/div\u003e\n\u003cdiv\u003eSemiconductor: Annealing, doping\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eMining \u0026amp; Minerals\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003eOre Beneficiation: Selective fracturing\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eMagnetron Core Exchange Refurbishment Program\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003ePenta Labs provides RF Core Exchange Refurbishment Capability to extend the service life of your Machlett Microwave Continuous Wave Magnetron. Please contact us for information about refurbished Machlett Microwave CWM-75kW \u0026amp; 100kW Magnetron Tube options.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Penta Laboratories","offers":[{"title":"Default Title","offer_id":45814259712244,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/MACHLETT_MCM75915_01.jpg?v=1726171579"},{"product_id":"ckt1-100-0033","title":"CKT1-100-0033 Fixed Vacuum Capacitor","description":"\u003cp\u003eContact for pricing \u003c\/p\u003e","brand":"Penta Laboratories","offers":[{"title":"Default Title","offer_id":45818254786804,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_CKT1_CAPACITOR.jpg?v=1726522115"},{"product_id":"ckt1-50-0033","title":"CKT1-50-0033 Fixed Vacuum Capacitor","description":"\u003cp\u003eRequest Quote\u003c\/p\u003e","brand":"Penta Laboratories","offers":[{"title":"Default Title","offer_id":45818271400180,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_CKT1_CAPACITOR.jpg?v=1726522115"},{"product_id":"ckt1-25-0033","title":"CKT1-25-0033 Fixed Vacuum Capacitor","description":"\u003cp\u003eRequest Quote\u003c\/p\u003e","brand":"Penta Laboratories","offers":[{"title":"Default Title","offer_id":45818281099508,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6996\/7348\/files\/PENTA_CKT1_CAPACITOR.jpg?v=1726522115"}],"url":"https:\/\/pentalabs.com\/collections\/fees-products.oembed?page=9","provider":"Penta Laboratories","version":"1.0","type":"link"}