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.

Sovtek

Manufactured in Saratov, Russia.

Electro-Harmonix

Electro-Harmonix is a New York based company known for pedals and rebranded vacuum tubes
T-6V6GT-EH Vacuum Tube - 6V6GT, Electro-Harmonix
Octal power tube (Max Plate Watts = 14W) Beam power tetrode with a specially developed cathode coating, careful alignment of the grid, tri-alloy plate material for flawless performance up to 475 volts. Perfect for high plate voltage amplifiers like the Fender Deluxe Reverb.
Starting at $18.95
T-12AX7EH Vacuum Tube - 12AX7 / ECC83, Electro-Harmonix
This Russian tube is full bodied and bright with a more straightforward presentation. It packs a lot of bite with its higher-than-normal gain. In overdrive, it offers a lot of crunchy fizz. High gain preamplifier tube with ultra low noise and detailed, musical tone. Unique spiral filament eliminates filament to cathode induced hum common on amplifiers that use AC on the filaments.
Starting at $13.75
T-EL34-EH Vacuum Tube - EL34, Electro-Harmonix
Superior "Black base" high-voltage power pentode. Most common power pentode found in British amplifiers such as Marshall, Hiwatt, Laney, and Sound City. The EL34EH defines the classic British rock sound of the 1960s and 1970s. Perfect EL34 for vintage equipment and for improved performance of modern amps. Extremely musical and predictable, with a sound that is rich, smooth, and detailed without being edgy.
Starting at $18.95
T-EL84-SOVT Vacuum Tube - EL84, Sovtek
The Sovtek EL84 series produce an unbeatable smooth, warm, distortion. Excellent replacements in vintage VOX AC-30s and the like. Tube measurements are as follows:
  • Height: 2.75” (without pins)*
  • Diameter: 0.87”*

*Note: Due to the method of production in regards to the glass, measurements may vary slightly.
Starting at $10.95
T-5881WXT-SV Vacuum Tube - 5881WXT, Sovtek
The Sovtek 5881WXT is the same as the 5881 but with a full size base for easy installation in vintage amp designs. The Sovtek 5881 delivers a warm, round tone that "sweetens" any vintage or modern guitar amp design. Built to rigid military standards, the 5881 will tolerate higher voltages than any other 6L6. In fact, they're frequently used as replacements for the old 7027 model in vintage Ampegs. Extremely consistent from piece to piece. The Sovtek 5881 has a heater voltage of 6.3 volts at 0.88 amperes.
Starting at $18.25
T-6550WE-SOVT Vacuum Tube - 6550WE, Sovtek
The Sovtek 6550WE was designed to be the finest 6550 ever produced. Thicker plates, improved heat dissipation, higher transconductance, and increased linearity are just some of the inherent aspects of the new Sovtek super 6550s. The resulting performance advantages include 5% higher output power, increased reliability, greater headroom, and superior tone. The 6550WE features a metal-ringed base for increased power-handling capabilities.
Starting at $32.95
T-EL84-EH Vacuum Tube - EL84, Electro-Harmonix
Tube measurements are as follows:
  • Height: 2.75” (without pins)*
  • Diameter: 0.87” *

*Note: Due to the method of production in regards to the glass, measurements may vary slightly.
Starting at $11.70
T-5881-SOVT Vacuum Tube - 5881 / 6L6WGC, Sovtek
The 5881 is a very reliable tube that is widely used in many current production tube amplifiers. It has a warm tone with good 'bite.' This modern version is able to tolerate higher voltages than its 5881 / 6L6 cousins. The Sovtek 5881 delivers a warm, round tone that "sweetens" any vintage or modern guitar amp design. Built to rigid military standards, the 5881 will tolerate higher voltages than any other 6L6. In fact, they're frequently used as replacements for the old 7027 model in vintage Ampegs. Extremely consistent from piece to piece.
Starting at $16.95
T-6L6-EH Vacuum Tube - 6L6, Electro-Harmonix
Superior power Beam tetrode with large plate dimensions and improved grid structure for increased power handling capabilities. Excellent tone and performance compared to most other 6L6 or KT66 types.
Starting at $21.75
T-12AX7LPS-SOVT Vacuum Tube - 12AX7LPS, Sovtek
9 pin miniature preamp tube (Amplification Factor = 100). This Russian tube is full bodied and well balanced. It has a high gain with a very smooth presentation. In overdrive, it is not quite as defined as the 12AX7-S-JJ, but it offers more crunchy fizz.
$14.50
T-12AT7-EH Vacuum Tube - 12AT7 / ECC81, Electro-Harmonix
Electro-Harmonix 12AT7 / ECC81 Vacuum Tube Large plate format, superior dissipation over the originals. Perfect for reverb and driver circuits.
$12.95
T-5AR4-SOVT Vacuum Tube - 5AR4, Sovtek
Octal rectifier tube (Max DC output current = 250 mA)
$21.75
T-6L6WXT+SOVT Vacuum Tube - 6L6WXT+, Sovtek
Higher in gain than the 5881WXT, with full base.
Sovtek is proud to announce the release of their new 6L6WXT+ vacuum tube. Modelled after the vintage RCA 6L6GC "blackplate," the Sovtek 6L6WXT+ features larger plate dimensions and improved grid structure for increased power handling capabilities. The 6L6WXT+ also features mica spacers with metal springs to eliminate tube rattle and microphonics. The Sovtek 6L6WXT+ yields a 20% higher output than the Sovtek 5881WXT and offers superior tone and overall performance to any 6L6 or KT66.
Starting at $22.50
T-5U4GB-EH Vacuum Tube - 5U4GB, Electro-Harmonix
Superior directly heated rectifier Diode. Replacement for all 5U4 types, including NOS-style "big bottle" tubes.
$15.40
T-12AY7-EH Vacuum Tube - 12AY7 / 6072A, Electro-Harmonix
Electro-Harmonix 12AY7/6072 Twin triode preamplifier tube used in Fender Tweed amplifiers.
$16.75
T-5Y3GT-SOVT Vacuum Tube - 5Y3GT, Sovtek
Octal rectifier tube (Max DC output current = 125 mA) An indirectly heated diode intended for rectification of commercial-frequency alternating current. It has a 140 mA maximum output and filament voltage of 5 V and a filament current of 2 A ± 0.2 mA.
$16.75
T-12BH7-EH Vacuum Tube - 12BH7, Electro-Harmonix
Superior medium-mu twin triode driver tube for hifi use. 3.5 watts dissipation per plate. New design of excellent quality
Starting at $17.95
T-12AX7WA-SOVT Vacuum Tube - 12AX7WA, Sovtek
9 pin miniature preamp tube (Amplification Factor = 100). This Russian tube has strong lows and bright highs. Its lows demand attention when playing full bar chords. In overdrive, it offers a lot of crunchy fizz.
$13.95
T-6CG7-EH Vacuum Tube - 6CG7, Electro-Harmonix
Electro-Harmonix 6CG7 dual triode preamp tube. Made in Russia.
$17.95
T-12AU7A-EH Vacuum Tube - 12AU7A / ECC82, Electro-Harmonix
Superior medium-Mu Twin Triode for use in preamplifier and driver circuits. Standard replacement for all circuits requiring 12AU7/ECC82 types.
Starting at $13.95
T-6973-EH-X Vacuum Tube - 6973, Electro-Harmonix
Electro-Harmonix 6973 Power Tube Beam power amplifier used in vintage Gretsch and Magnatone amplifiers. This is a real 6973, not a rebrand of a "close" tube.
Starting at $20.45
T-6922-EH Vacuum Tube - 6922 / E88CC, Electro-Harmonix
High frequency twin triode preamplifier tube used in studio and hi-fi equipment.
Starting at $15.85
T-6SC7-SOVT Vacuum Tube - 6SC7, Sovtek
Sovtek 6SC7 high-mu twin-triode preamp tube. Made in Russia.
$21.95
T-6550-EH Vacuum Tube - 6550, Electro-Harmonix
Superior high-power Octal Beam Tetrode, suitable for any amp using 6550 or KT88. Designed to hold up in even the most punishing environment of high powered bass amps, such as Ampeg SVT. With 42 watts of plate dissipation in tetrode operation and 44 watts in triode, power is improved even over desirable vintage types.
Starting at $35.25
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