4CX15000A Tubes For Sale: 4CX15000A Tube Specs, Data Sheet & Substitute Info
4CX15000A tubes for sale
Single or multiple 4CX15000A tubes for sale.
If you’re looking for a 4CX15000A tube for sale, you’re usually trying to match an existing system designation and reduce downtime with a straightforward 4CX15000A replacement. If you’re searching for a 4CX15000A amplifier, this page focuses on the tube itself, allowing you to confirm markings and installation requirements before ordering.
4CX15000A tube specs
The 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.
4CX15000A general specifications
| Specification | Details |
|---|---|
| Tube type | Ceramic/metal power tetrode (4CX15,000A / 8281) |
| Plate (anode) dissipation (max) | 15,000 W |
| Screen dissipation (max) | 450 W |
| Control grid dissipation (max) | 200 W |
| Frequency for max rated power (CW) | 110 MHz (full ratings); reduced ratings to 225 MHz (see data sheet) |
| Amplification factor (Mu) | 4.5 |
| Filament/cathode type | Thoriated tungsten |
| Filament voltage | 6.3 V |
| Filament current | 160 A |
| Interelectrode capacitance (grounded cathode): input | 160.5 pF |
| Interelectrode capacitance (grounded cathode): output | 24.5 pF |
| Interelectrode capacitance (grounded cathode): feedthrough | 1.5 pF |
| Interelectrode capacitance (grounded grid): input | 67 pF |
| Interelectrode capacitance (grounded grid): output | 25.5 pF |
| Interelectrode capacitance (grounded grid): feedthrough | 0.2 pF |
| Cooling method | Forced air |
| Base type | Special, coaxial |
| Recommended air socket | SK-300A |
| Recommended air chimney | SK-316 |
| Overall length | 9.38 in (238 mm) |
| Overall diameter | 7.58 in (193 mm) |
| Weight | 12.8 lb (5.8 kg) |
| Operating position | Vertical |
4CX15000A tube data sheet download
Download the 4CX15000A tube data sheet to confirm complete electrical ratings, characteristic curves, cooling requirements, and mechanical details before purchase.
4CX15000A tube substitute & equivalent information
The 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 Eimac tubes in all applications.
When 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.
Penta Laboratories also offers a wide range of tubes for other applications, such as our HiFi vacuum tubes, beam power tetrode collection, or explore our range of radio tubes for sale for common transmitter and amplifier tube applications.
If 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 vacuum tubes producer, we can help ensure you are ordering a direct replacement for your equipment.
Be the First to Know. Sign up to newsletter today.