Innovation in Electron Tubes since 1951

As trusted USA and global vacuum tube manufacturers, we connect businesses with top-quality electronic components. Our role as a leading distributor and one of the most reliable suppliers ensures you get the parts you need when you need them. With decades of experience manufacturing electron tubes, we understand the importance of quality and reliability in every component we produce.

Vacuum Tube Manufacturers & Distributors (USA & Global Suppliers)

PENTA LABORATORIES: Your Global Source for Microwave & Customized Power Grid Solutions for a Connected World.

Reliable High-Performance Electron Tubes, Triodes, RF Oscillators, Capacitors & Microwave Components for Mission-Critical Applications and consumer industries

MRI
MRI
RF Heat Sealing
RF Heat Sealing
Ham Radio
Ham Radio
Food Tempering
Food Tempering

High-quality Vacuum Tubes and Capacitors

Penta Laboratories

The #1 Vacuum Tube Manufacturers USA & Global

Penta Labs, a proud American manufacturer and global distributor, has been the trusted name in electron tube technology for over 70 years. Our extensive product line, covering RF Heat Sealing, Broadcast & Communication, Semiconductors, Industrial food tempering systems, Military, Medical & Research, and high-end audio applications, is a testament to our dedication to innovation and excellence.

Learn more
Popular Products
3CPX1500A7 1500 W HIGH MU POWER TRIODE
Amateur Radio / HAM
3CPX1500A7 1500 W HIGH MU POWER TRIODE
$1,679.00
In Stock — Just a few left
5557/FG17 Electron Tube
Dielectric Heating
5557/FG17 Electron Tube
$295.00
In Stock — Just a few left
5868/TB4/1250
Dielectric Heating
5868/TB4/1250
$575.00
In Stock — Just a few left
ITL 12-1 High-Power RF Triode
Dielectric Heating
ITL 12-1 High-Power RF Triode
In Stock — Just a few left
MG5193 Tunable S-band Magnetron
New
Western Electric 300B Matched Pair
Audio
Western Electric 300B Matched Pair
$775.00
In Stock — Just a few left

Why choose us over other Electron Tube Manufacturers?

Experience & Customization

With over 50 years of expertise in electron tube and capacitor technology, Penta Labs is the industry leader, dedicated to improving your systems and manufacturing processes.

Innovation & Reliability

Penta Labs leads the way in electron tube and capacitor technology, setting the standard for quality and reliability.

Partner with us

For unmatched expertise, superior quality OEM MRI replacement parts, competitive pricing and experience the quality you expect from US manufacturing, with the added benefit of a global reach.

Global Electron Tube Distributor

Your business is going places. We make sure your shipments do too – safely and securely.

Vacuum Tube Manufacturer Since 1951

Founded in 1951, Penta Laboratories pioneered the development of the beam-power Pentode vacuum tube, establishing our legacy of innovation. Our expertise in producing ceramic/metal vacuum tubes, triodes, and tetrodes, combined with high-volume production capabilities, allows us to offer competitive pricing without compromising quality.

Our comprehensive portfolio serves broadcast, industrial, research, military, medical, scientific, and high-end audio applications, reflecting our commitment to meeting a wide range of customer needs.

With over 8,000 stocking part numbers and a vast inventory exceeding a million vacuum tubes, we ensure swift and reliable delivery to customers worldwide.

Notable Mentions

Questions? Contact PentaLabs Vacuum Tube Suppliers Now!

Whether you need a single specialty tube or a bulk order of thousands, we're your trusted vacuum tube supplier. Our team is ready to assist with any order size and provide expert guidance on selecting the right components for your needs. Contact us now. whether you are looking for single or bulk vacuum tubes for sale.

Email: info@pentalabs.com

USA Corporate Headquarters  Phone: (818) 882-3872

Penta Laboratories Phone: (818) 882-3872 Ext. 118

China Headquarters Phone: 86-25-8452-5209

Get in Touch with us

Be the First to Know. Sign up to newsletter today.