12AX7 - ECC83 - 5751 - 7025
Possibly the most popular preamp tube on the planet, the 12AX7 series offers almost unlimited options.
Compatible Equivalents & Substitutes: 12AX7, 12AX7A, 12AX7EA, 7025, ECC83, ECC803S, 5751 (low gain), CV492, 7058, 12DF7, CV4004, B339, E83CC, M8137.
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On Sale
New Matched Octet (8) Genalex Gold Lion CV4004 / 12AX7 Vacuum Tubes
Genalex
Now: $423.61Was: $498.37New Gain Matched Octet of Genalex Gold Lion CV4004 Short Plate Vacuum Tubes Genalex Gold Lion is the flagship brand among Electro-Harmonix products and it’s no wonder. They started by offering the standard long plate 12AX7/B759 which, while an...Now: $423.61Was: $498.37 -
On Sale
New Matched Sextet (6) Genalex Gold Lion CV4004 / 12AX7 Vacuum Tubes
Genalex
Now: $318.05Was: $374.18New Gain Matched Sextet of Genalex Gold Lion CV4004 Short Plate Vacuum Tubes Genalex Gold Lion is the flagship brand among Electro-Harmonix products and it’s no wonder. They started by offering the standard long plate 12AX7/B759 which, while an...Now: $318.05Was: $374.18 -
On Sale
New Matched Quad (4) Genalex Gold Lion CV4004 / 12AX7 Vacuum Tubes
Genalex
Now: $212.96Was: $250.54New Gain Matched Quad of Genalex Gold Lion CV4004 Short Plate Vacuum Tubes Genalex Gold Lion is the flagship brand among Electro-Harmonix products and it’s no wonder. They started by offering the standard long plate 12AX7/B759 which, while an...Now: $212.96Was: $250.54 -
On Sale
New Matched Trio (3) Genalex Gold Lion CV4004 / 12AX7 Vacuum Tubes
Genalex
Now: $160.41Was: $188.72New Gain Matched Trio of Genalex Gold Lion CV4004 Short Plate Vacuum Tubes Genalex Gold Lion is the flagship brand among Electro-Harmonix products and it’s no wonder. They started by offering the standard long plate 12AX7/B759 which, while an...Now: $160.41Was: $188.72 -
On Sale
New Matched Pair (2) Genalex Gold Lion CV4004 / 12AX7 Vacuum Tubes
Genalex
Now: $107.87Was: $126.90New Gain Matched Pair of Genalex Gold Lion CV4004 Short Plate Vacuum Tubes Genalex Gold Lion is the flagship brand among Electro-Harmonix products and it’s no wonder. They started by offering the standard long plate 12AX7/B759 which, while an...Now: $107.87Was: $126.90 -
On Sale
New Genalex Gold Lion CV4004 / 12AX7 Vacuum Tube
Genalex
Now: $51.66Was: $60.78New Genalex Gold Lion CV4004 Short Plate Vacuum Tube Genalex Gold Lion is the flagship brand among Electro-Harmonix products and it’s no wonder. They started by offering the standard long plate 12AX7/B759 which, while an excellent tube, tends to be...Now: $51.66Was: $60.78 -
On Sale
New Matched Quad (4) Electro-Harmonix 7025 (12AX7) Vacuum Tubes
Electro-Harmonix
Now: $88.78Was: $98.64New Gain Matched Quad of Electro-Harmonix 7025 (12AX7) Vacuum Tubes Electro-Harmonix has released a low noise, low microphonic version of the 12AX7 that meets all specifications required for the tube to be designated 7025. The original 7025 tube was a...Now: $88.78Was: $98.64 -
On Sale
New Matched Trio (3) Electro-Harmonix 7025 (12AX7) Vacuum Tubes
Electro-Harmonix
Now: $67.20Was: $74.67New Gain Matched Trio of Electro-Harmonix 7025 (12AX7) Vacuum Tubes Electro-Harmonix has released a low noise, low microphonic version of the 12AX7 that meets all specifications required for the tube to be designated 7025. The original 7025 tube was a...Now: $67.20Was: $74.67 -
On Sale
New Matched Pair (2) Electro-Harmonix 7025 (12AX7) Vacuum Tubes
Electro-Harmonix
Now: $45.61Was: $50.68New Gain Matched Pair of Electro-Harmonix 7025 (12AX7) Vacuum Tubes Electro-Harmonix has released a low noise, low microphonic version of the 12AX7 that meets all specifications required for the tube to be designated 7025. The original 7025 tube was a...Now: $45.61Was: $50.68 -
On Sale
New Electro-Harmonix 7025 (12AX7) Vacuum Tube
Electro-Harmonix
Now: $22.36Was: $24.84New Electro-Harmonix 7025 (12AX7) Vacuum Tube Electro-Harmonix has released a low noise, low microphonic version of the 12AX7 that meets all specifications required for the tube to be designated 7025. The original 7025 tube was a 12AX7 that was tested...Now: $22.36Was: $24.84 -
New Matched Octet (8) Psvane 12AX7-S Art Series Gold Pins / ECC83 Vacuum Tubes
Psvane
$350.21New Gain Matched Octet of Psvane 12AX7-S Art Series Gold Pins Vacuum Tubes The Psvane 12AX7-S is part of their new Art Series from Psvane. The much loved 12AX7-T MKII has been upgraded with better materials to improve the sound. You can expect a very...$350.21 -
New Matched Septet (7) Psvane 12AX7-S Art Series Gold Pins / ECC83 Vacuum Tubes
Psvane
$306.36New Gain Matched Septet of Psvane 12AX7-S Art Series Gold Pins Vacuum Tubes The Psvane 12AX7-S is part of their new Art Series from Psvane. The much loved 12AX7-T MKII has been upgraded with better materials to improve the sound. You can expect a very...$306.36