Vacuum Tubes

The first electronic amplification of sound was done with Vacuum Tubes. We have pre-amp, power and rectifier vacuum tubes among other types in New Old Stock from the golden era of American & European manufacturing as well as current production tubes from today.
Vacuum Tube - 6202 / 6X4WA, Rectifier, Full Wave
Miniature full-wave high-vacuum rectifier intended for use in power supplies which have low d-c output-current requirements.
$11.90
Vacuum Tube - 5R4WGA-B-Y, Rectifier, Full Wave
Long life, ruggedized, reliable full wave rectifier tube.
$11.95
Vacuum Tube - 6X5GT / EZ35, Rectifier, Full Wave
Cathode type rectifier designed particularly for use in automobile receivers.
$12.90
Vacuum Tube - 5X4G, Rectifier, Full Wave
The 5X4 is designed for service as a power rectifier in AC operated receivers which require high currents
$12.90
Vacuum Tube - 6X4 / EZ90, Rectifier, Full Wave
Miniature heater-cathode type twin diode designed for full-wave rectifier operation in compact power supplies. The tube is intended for service in automobile and a-c radio receivers.
$12.95
Vacuum Tube - 6X5G, Rectifier, Full Wave
The 6X5G is an indirectly heated full-wave rectifiers for use in equipment where the current drain does not exceed 70 mA.
$14.80
Out of Stock
Vacuum Tube - 5AU4 / 5V3A, Rectifier, Full Wave
Filamentary full-wave high-vacuum rectifier designed for use in the power supply of television receivers and other equipments which have high output current requirements.
$14.95
Vacuum Tube - 5Y4GT, Rectifier, Full Wave
Full-wave vacuum rectifier. The 5Y4GT is the same as the 5Y4GA except for mechanical design.
$16.90
Vacuum Tube - 80, Rectifier, Full Wave, ST Glass
Filamentary full-wave high-vacuum rectifier designed for use in the power supply of a-c operated equipment
Starting at $17.60
Vacuum Tube - 5R4GA, Rectifier, Full Wave
New-Old-Stock (NOS) tube 5R4GA - Rectifier, Full Wave
$17.90
Out of Stock
Vacuum Tube - 6CA4 / EZ81, JJ Electronics
The JJ Electronic EZ81 is a noval based rectifier with a rugged construction. These tubes are an excellent choice for guitar amps such as 18W Marshalls and Hi-Fi amplifiers as well. This tube will work in any EZ81 or 6CA4 application.
$17.95
Vacuum Tube - 5R4GB, Rectifier, Full Wave
Glass octal type for industrial and military applications.
$19.90
Out of Stock
Vacuum Tube - 6W5-G, Rectifier, Full Wave
New Old Stock 6W5-G. Full-wave high-vacuum rectifier.
$19.95
Vacuum Tube - 5T4, Rectifier, Full Wave
The 5T4 is designed for service as a power rectifier in AC operated receivers.
$19.95
Vacuum Tube - 5U4GB, JJ Electronics
The JJ Electronic 5U4GB is an excellent choice for an economically priced tube rectifier. Used in many Hi-Fi and guitar amplifiers, JJ delivers a robust and solidly built tube. This full wave rectifier will work in any 5U4 application.
$20.59
Vacuum Tube - 5AR4 / GZ34, JJ Electronics
The JJ Electronic GZ34 / 5AR4 is rugged rectifier at a reasonable price. JJ has a reputation for building sturdy tubes and this one is no exception. Users report that the JJ GZ34 / 5AR4 is a reliable rectifier in their Vox, Fender, and hifi amplifiers.
$21.95
Vacuum Tube - 5Y3 S, JJ Electronics, Rectifier
The JJ Electronic 5Y3S is a ruggedly built octal rectifier tube with a directly heated cathode. This tube’s solid construction and thick glass envelope offer high reliability. The JJ 5Y3S will work in any 5Y3 position.
$22.65
Vacuum Tube - 35Z5GT, Rectifier, Half Wave
Heater-cathode type diode designed for use as a half-wave rectifier in ac/dc receivers. A heater tap is provided to permit operation with a panel lamp.
$23.90
Vacuum Tube - 5R4GY-A-B, Rectifier, Full Wave
The 5R4GY is designed for rectifier use in equipment requiring a high peak inverse voltage rating. Satisfactory operation of this tube type under conditions falling within area 1 on curve no 1 may be obtained without filament preheating.
$24.90
Vacuum Tube - 5Z3, Rectifier, Full Wave
The 5Z3 is designed for service as a power rectifier in AC operated receivers which require high currents
$24.90
Vacuum Tube - 6CA4 / EZ81, Rectifier, Full Wave
Miniature, heater-cathode, twin diode for full-wave rectifier operation. High output current and small size make it especially suitable for compact amplifier designs.
$24.90
Vacuum Tube - 5Y4G, Rectifier, Full Wave
The 5Y4G is designed for use as a power rectifier in AC operated receivers.
$24.90
Vacuum Tube - 5AR4 / GZ34, Classic Series, Psvane
The Psvane 5AR4 is a high quality heater-cathode twin diode designed for full-wave rectifier operation. Its high output current and small size make this octal-base tube a great choice for compact amplifiers. The Psvane 5AR4 is a great choice for a reliable 5AR4 / GZ34 replacement. The Psvane Classic Series is focused on the reproduction of popular vacuum tubes found in classic audio equipment. When designing the Classic Series, Psvane collected the most sought-after NOS tubes and analyzed each element of their construction, incorporating the most effective manufacturing techniques to produce stable tubes with excellent sound. Whether used in guitar amplifiers or hifi stereo systems, the Psvane Classic Series vacuum tubes excel in all applications. Psvane has been producing high quality vacuum tubes since 2011. The Psvane team originally formed in Shuguang’s high-end tube division but eventually split off to form their own brand.
$25.35
Vacuum Tube - 5U4GB, Electro-Harmonix
Superior directly heated rectifier Diode. Replacement for all 5U4 types, including NOS-style "big bottle" tubes.
$25.60