Medium & Large
Medium and Large power tubes, typically with Octal bases.
- KT88 - 6550 -KT90 - KT120 - KT150 - KT170
- 6L6 - 5881 -KT66 - 7027
- EL34 - 6CA7 - KT77
- 6V6 - 6F6 - 6K6 - 7408
- 6AS7 - 6080 - 421A - 5998
- 6JSC6C - 6JE6C - 6LQ6
- 807 -5933 - 6BG6 - 1625
- 7591 - 7868 - 6GM5
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New Electro-Harmonix KT90 Vacuum Tube
Electro-Harmonix
$78.66New Plate Current Tested Electro-Harmonix KT90 Vacuum Tubes This tube has a bit more power than a KT88 but with the classic warm, bass-drenched sound of an EL34. The tube really is the best of both...$78.66 -
New Matched Quad (4) Electro-Harmonix KT88 Vacuum Tubes
Electro-Harmonix
$281.55New Plate Current Matched Quad of Electro-Harmonix KT88 Vacuum Tubes The Electro-Harmonix KT88 is different than the Electro-Harmonix 6550. While they are both great tubes, the KT88 version is...$281.55 -
New Matched Pair (2) Electro-Harmonix KT88 Vacuum Tubes
Electro-Harmonix
$141.06New Plate Current Matched Pair of Electro-Harmonix KT88 Vacuum Tubes The Electro-Harmonix KT88 is different than the Electro-Harmonix 6550. While they are both great tubes, the KT88 version is...$141.06 -
New Electro-Harmonix KT88 Vacuum Tube
Electro-Harmonix
$67.20New Plate Current Tested Electro-Harmonix KT88 Vacuum Tube The Electro-Harmonix KT88 is different than the Electro-Harmonix 6550. While they are both great tubes, the KT88 version is modeled after...$67.20 -
New Matched Octet (8) Electro-Harmonix EL34 Vacuum Tubes
Electro-Harmonix
$279.86New Gain Matched Octet of Electro-Harmonix EL34 Vacuum Tubes The Electro-Harmonix EL34EH is extremely musical and predictable with a sound that is rich, smooth, and detailed without being edgy. It is...$279.86 -
New Matched Pair (2) Electro-Harmonix EL34 Vacuum Tubes
Electro-Harmonix
$71.54New Plate Current Matched Pair of Electro-Harmonix EL34 Vacuum Tube The Electro-Harmonix EL34EH is extremely musical and predictable with a sound that is rich, smooth, and detailed without being edgy...$71.54 -
New Matched Quad (4) Electro-Harmonix EL34 Vacuum Tubes
Electro-Harmonix
$140.22New Plate Current Matched Quad of Electro-Harmonix EL34 Vacuum Tubes The Electro-Harmonix EL34EH is extremely musical and predictable with a sound that is rich, smooth, and detailed without being...$140.22 -
New Electro-Harmonix EL34 Vacuum Tube
Electro-Harmonix
$34.54New Plate Current Tested Electro-Harmonix EL34 Vacuum Tube The Electro-Harmonix EL34EH is extremely musical and predictable with a sound that is rich, smooth, and detailed without being edgy. It is...$34.54 -
New Matched Quad (4) Electro-Harmonix 6V6 Vacuum Tubes
Electro-Harmonix
$115.87New Plate Current Matched Quad of Electro-Harmonix 6V6 (6V6GT) Vacuum Tubes The all new 6V6EH combines a specially developed cathode coating, careful alignment of the grid, and tri-alloy plate...$115.87 -
New Matched Pair (2) Electro-Harmonix 6V6 Vacuum Tubes
Electro-Harmonix
$59.14New Plate Current Matched Pair of Electro-Harmonix 6V6 (6V6GT) Vacuum Tubes The all new 6V6EH combines a specially developed cathode coating, careful alignment of the grid, and tri-alloy plate...$59.14 -
New Electro-Harmonix 6V6 Vacuum Tube
Electro-Harmonix
$28.54New Plate Current Tested Electro-Harmonix 6V6 (6V6GT) Vacuum Tube The all new 6V6EH combines a specially developed cathode coating, careful alignment of the grid, and tri-alloy plate material to...$28.54 -
New Matched Sextet (6) Electro-Harmonix 6550 Ceramic Vacuum Tubes
Electro-Harmonix
$412.82New Plate Current Matched Sextet of Electro-Harmonix 6550 Ceramic Vacuum Tubes The 6550EH is one of the finest new production tubes for any amp using 6550 or KT88. The 6550EH offers the maximum power...$412.82