Tubes & Parts by Era
Browse our selection of tubes by the era in which they were produced.
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On Sale
New Matched Quad (4) Electro-Harmonix KT90 Vacuum Tubes
Electro-Harmonix
Now: $299.11Was: $332.34New Plate Current Matched Quad of 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 worlds. These are drop-in substitutes for a...Now: $299.11Was: $332.34 -
On Sale
New Matched Pair (2) Electro-Harmonix KT90 Vacuum Tubes
Electro-Harmonix
Now: $149.81Was: $166.46New Plate Current Matched Pair of 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 worlds. These are drop-in substitutes for a...Now: $149.81Was: $166.46 -
On Sale
New Electro-Harmonix KT90 Vacuum Tube
Electro-Harmonix
Now: $70.79Was: $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 worlds. These are drop-in substitutes for a 6550 or KT88...Now: $70.79Was: $78.66 -
On Sale
New Matched Quad (4) Electro-Harmonix KT88 Vacuum Tubes
Electro-Harmonix
Now: $253.40Was: $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 modeled after the British original and has a different...Now: $253.40Was: $281.55 -
On Sale
New Matched Pair (2) Electro-Harmonix KT88 Vacuum Tubes
Electro-Harmonix
Now: $126.95Was: $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 modeled after the British original and has a different...Now: $126.95Was: $141.06 -
On Sale
New Electro-Harmonix KT88 Vacuum Tube
Electro-Harmonix
Now: $60.48Was: $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 the British original and has a different internal plate...Now: $60.48Was: $67.20 -
On Sale
New Matched Quad (4) Electro-Harmonix EL84 Vacuum Tubes
Electro-Harmonix
Now: $74.45Was: $82.72New Plate Current Matched Quad of Electro-Harmonix EL84 (6BQ5) Vacuum Tubes Finally, an Electro-Harmonix version of the EL84 power tube. Expect them to take the heat in AC30 amps. Electro-Harmonix says this about their tube; "The EL84EH tube faithfully...Now: $74.45Was: $82.72 -
On Sale
New Matched Pair (2) Electro-Harmonix EL84 Vacuum Tubes
Electro-Harmonix
Now: $38.45Was: $42.72New Plate Current Matched Pair of Electro-Harmonix EL84 (6BQ5) Vacuum Tubes Finally, an Electro-Harmonix version of the EL84 power tube. Expect them to take the heat in AC30 amps. Electro-Harmonix says this about their tube; "The EL84EH tube faithfully...Now: $38.45Was: $42.72 -
On Sale
New Electro-Harmonix EL84 Vacuum Tube
Electro-Harmonix
Now: $19.05Was: $21.17New Plate Current Tested Electro-Harmonix EL84 (6BQ5) Vacuum Tube Finally, an Electro-Harmonix version of the EL84 power tube. Expect them to take the heat in AC30 amps. Electro-Harmonix says this about their tube; "The EL84EH tube faithfully recreates...Now: $19.05Was: $21.17 -
On Sale
New Matched Octet (8) Electro-Harmonix EL34 Vacuum Tubes
Electro-Harmonix
Now: $251.87Was: $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 the perfect EL34 for vintage equipment and a sure way...Now: $251.87Was: $279.86 -
On Sale
New Matched Quad (4) Electro-Harmonix EL34 Vacuum Tubes
Electro-Harmonix
Now: $126.20Was: $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 edgy. It is the perfect EL34 for vintage equipment and a...Now: $126.20Was: $140.22 -
On Sale
New Matched Pair (2) Electro-Harmonix EL34 Vacuum Tubes
Electro-Harmonix
Now: $64.39Was: $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. It is the perfect EL34 for vintage equipment and a...Now: $64.39Was: $71.54