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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New Matched Septet (7) Tung-Sol 12AX7 / ECC83 Reissue Vacuum Tubes
Tung-Sol
$161.81New Gain Matched Septet of Tung-Sol 12AX7 / ECC83 Reissue Vacuum Tubes The Tung-Sol 12AX7 is one of the very best new production 12AX7 models offered. These tubes are high gain, low microphonics and are VERY warm and detailed. You'll get true 3D sound...NP045-7$161.81 -
New Matched Sextet (6) Tung-Sol 12AX7 / ECC83 Reissue Vacuum Tubes
Tung-Sol
$139.04New Gain Matched Sextet of Tung-Sol 12AX7 / ECC83 Reissue Vacuum Tubes The Tung-Sol 12AX7 is one of the very best new production 12AX7 models offered. These tubes are high gain, low microphonics and are VERY warm and detailed. You'll get true 3D sound...NP045-6$139.04 -
New Matched Quintet (5) Tung-Sol 12AX7 / ECC83 Reissue Vacuum Tubes
Tung-Sol
$116.27New Gain Matched Quintet of Tung-Sol 12AX7 / ECC83 Reissue Vacuum Tubes The Tung-Sol 12AX7 is one of the very best new production 12AX7 models offered. These tubes are high gain, low microphonics and are VERY warm and detailed. You'll get true 3D sound...NP045-5$116.27 -
New Matched Quad (4) Tung-Sol 12AX7 / ECC83 Reissue Vacuum Tubes
Tung-Sol
$93.51New Gain Matched Quad of Tung-Sol 12AX7 / ECC83 Reissue Vacuum Tubes The Tung-Sol 12AX7 is one of the very best new production 12AX7 models offered. These tubes are high gain, low microphonics and are VERY warm and detailed. You'll get true 3D sound with...NP045-4$93.51 -
New Matched Trio (3) Tung-Sol 12AX7 / ECC83 Reissue Vacuum Tubes
Tung-Sol
$70.74New Gain Matched Trio of Tung-Sol 12AX7 / ECC83 Reissue Vacuum Tubes The Tung-Sol 12AX7 is one of the very best new production 12AX7 models offered. These tubes are high gain, low microphonics and are VERY warm and detailed. You'll get true 3D sound with...NP045-3$70.74 -
New Matched Pair (2) Tung-Sol 12AX7 / ECC83 Reissue Vacuum Tubes
Tung-Sol
$47.98New Gain Matched Pair of Tung-Sol 12AX7 / ECC83 Reissue Vacuum Tubes The Tung-Sol 12AX7 is one of the very best new production 12AX7 models offered. These tubes are high gain, low microphonics and are VERY warm and detailed. You'll get true 3D sound with...NP045-2$47.98 -
New Tung-Sol 12AX7 / ECC83 Reissue Vacuum Tube
Tung-Sol
$27.11New Gain Tested Tung-Sol 12AX7 / ECC83 Vacuum Tube The Tung-Sol 12AX7 is one of the very best new production 12AX7 models offered. These tubes are high gain, low microphonics and are VERY warm and detailed. You'll get true 3D sound with these. The...NP045-1$27.11 -
New Matched Septet (7) Electro-Harmonix 12AX7 Vacuum Tubes
Electro-Harmonix
$150.58New Gain Matched Septet of Elector-Harmonix 12AX7 Vacuum Tubes The EHX 12AX7 has become a standard, known for it's high gain and excellent mids and bass. It has a spiral wound filament to help cut down on noise and hum just like the vintage 7025 or...NP027-7$150.58 -
New Matched Octet (8) Mullard CV4004 / 12AX7 Reissue Vacuum Tubes
Mullard
$211.82New Gain Matched Octet of Mullard CV4004 / 12AX7 Out of the two variations of Mullard's 12AX7 model, this tube (CV4004) is particularly great for guitar amplifiers. The CV4004 is the military designation for the 12AX7 and is its...NP035-8$211.82 -
New Matched Septet (7) Mullard CV4004 / 12AX7 Reissue Vacuum Tubes
Mullard
$185.58New Gain Matched Septet of Mullard CV4004 / 12AX7 Vacuum Tubes Out of the two variations of Mullard's 12AX7 model, this tube (CV4004) is particularly great for guitar amplifiers. The CV4004 is the military designation for the 12AX7 and is its...NP035-7$185.58 -
New Matched Sextet (6) Mullard CV4004 / 12AX7 Reissue Vacuum Tubes
Mullard
$159.49New Gain Matched Sextet of Mullard CV4004 / 12AX7 Vacuum Tubes Out of the two variations of Mullard's 12AX7 model, this tube (CV4004) is particularly great for guitar amplifiers. The CV4004 is the military designation for the 12AX7 and is its...NP035-6$159.49 -
New Matched Quintet (5) Mullard CV4004 / 12AX7 Reissue Vacuum Tubes
Mullard
$133.39New Gain Matched Quintet of Mullard CV4004 / 12AX7 Vacuum Tubes Out of the two variations of Mullard's 12AX7 model, this tube (CV4004) is particularly great for guitar amplifiers. The CV4004 is the military designation for the 12AX7 and is its...NP035-5$133.39 -
New Matched Quad (4) Mullard CV4004 / 12AX7 Reissue Vacuum Tubes
Mullard
$107.30New Gain Matched Quad of Mullard CV4004 / 12AX7 Vacuum Tubes Out of the two variations of Mullard's 12AX7 model, this tube (CV4004) is particularly great for guitar amplifiers. The CV4004 is the military designation for the 12AX7 and is its...NP035-4$107.30 -
New Matched Trio (3) Mullard CV4004 / 12AX7 Reissue Vacuum Tubes
Mullard
$81.20New Gain Matched Trio of Mullard CV4004 / 12AX7 Vacuum Tubes Out of the two variations of Mullard's 12AX7 model, this tube (CV4004) is particularly great for guitar amplifiers. The CV4004 is the military designation for the 12AX7 and is its...NP035-3$81.20 -
New Matched Pair (2) Mullard CV4004 / 12AX7 Reissue Vacuum Tubes
Mullard
$55.11New Gain Matched Pair of Mullard CV4004 / 12AX7 Vacuum Tubes Out of the two variations of Mullard's 12AX7 model, this tube (CV4004) is particularly great for guitar amplifiers. The CV4004 is the military designation for the 12AX7 and is its...NP035-2$55.11 -
New Mullard CV4004 / 12AX7 Reissue Vacuum Tube
Mullard
$27.00New Gain Tested Mullard CV4004 / 12AX7 Vacuum Tube Out of the two variations of Mullard's 12AX7 model, this tube (CV4004) is particularly great for guitar amplifiers. The CV4004 is the military designation for the 12AX7 and is its...NP035-1$27.00 -
New Matched Quintet (5) Genalex Gold Lion 12AX7 / ECC83 / B759 Gold Pin Reissue Vacuum Tubes
Genalex
$299.95New Gain Matched Quintet of Genalex Gold Lion 12AX7 / ECC83 / B759 Gold Pin Vacuum Tubes These are so close to the originals we could hardly tell the difference in both appearance and sound. Of course, these are made in Russia and not England like...NP021-5$299.95 -
New JJ 12AX7 / ECC83S Vacuum Tube
JJ Electronic
$17.80New Gain Tested JJ Electronic (Tesla) 12AX7 / ECC83S Vacuum Tube The JJ 12AX7 / ECC83S tubes are one of the most popular new production 12AX7s ever made. There is a reason major brands such as Fender and Marshall come with them as stock tubes. At a lower...NP030-1$17.80 -
New Matched Pair (2) JJ 12AX7 / ECC83S Vacuum Tubes
JJ Electronic
$35.55New Gain Matched Pair of JJ Electronic (Tesla) 12AX7 / ECC83S Vacuum Tubes The JJ 12AX7 / ECC83S tubes are one of the most popular new production 12AX7s ever made. There is a reason major brands such as Fender and Marshall come with them as stock tubes...NP030-2$35.55 -
New Matched Trio (3) JJ 12AX7 / ECC83S Vacuum Tubes
JJ Electronic
$51.86New Gain Matched Trio of JJ Electronic (Tesla) 12AX7 / ECC83S Vacuum Tubes The JJ 12AX7 / ECC83S tubes are one of the most popular new production 12AX7s ever made. There is a reason major brands such as Fender and Marshall come with them as stock tubes...NP030-3$51.86 -
New Matched Quad (4) JJ 12AX7 / ECC83S Vacuum Tubes
JJ Electronic
$68.17New Gain Matched Quad of JJ Electronic (Tesla) 12AX7 / ECC83S Vacuum Tubes The JJ 12AX7 / ECC83S tubes are one of the most popular new production 12AX7s ever made. There is a reason major brands such as Fender and Marshall come with them as stock tubes...NP030-4$68.17 -
New Matched Quintet (5) JJ 12AX7 / ECC83S Vacuum Tubes
JJ Electronic
$84.49New Gain Matched Quintet of JJ Electronic (Tesla) 12AX7 / ECC83S Vacuum Tubes The JJ 12AX7 / ECC83S tubes are one of the most popular new production 12AX7s ever made. There is a reason major brands such as Fender and Marshall come with them as stock...NP030-5$84.49 -
New Matched Sextet (6) JJ 12AX7 / ECC83S Vacuum Tubes
JJ Electronic
$100.80New Gain Matched Sextet of JJ Electronic (Tesla) 12AX7 / ECC83S Vacuum Tubes The JJ 12AX7 / ECC83S tubes are one of the most popular new production 12AX7s ever made. There is a reason major brands such as Fender and Marshall come with them as stock tubes...NP030-6$100.80 -
New Matched Septet (7) JJ 12AX7 / ECC83S Vacuum Tubes
JJ Electronic
$117.11New Gain Matched Septet of JJ Electronic (Tesla) 12AX7 / ECC83S Vacuum Tubes The JJ 12AX7 / ECC83S tubes are one of the most popular new production 12AX7s ever made. There is a reason major brands such as Fender and Marshall come with them as stock tubes...NP030-7$117.11 -
New Matched Octet (8) JJ 12AX7 / ECC83S Vacuum Tubes
JJ Electronic
$133.91New Gain Matched Octet of JJ Electronic (Tesla) 12AX7 / ECC83S Vacuum Tubes The JJ 12AX7 / ECC83S tubes are one of the most popular new production 12AX7s ever made. There is a reason major brands such as Fender and Marshall come with them as stock tubes...NP030-8$133.91 -
New Matched Octet (8) Mullard Reissue 12AX7 Vacuum Tubes
Mullard
$212.16New Gain Matched Octet of Mullard 12AX7 Vacuum Tubes The Mullard 12AX7 is a versatile tube for many amplifiers like the Fender Deluxe line and more. They are also great for Hi-Fi stereo amplifiers. Producing a smooth tone, they have a surprisingly low...NP028-8$212.16 -
New Matched Sextet (6) Mullard Reissue 12AX7 Vacuum Tubes
Mullard
$159.49New Gain Matched Sextet of Mullard 12AX7 Vacuum Tubes The Mullard 12AX7 is a versatile tube for many amplifiers like the Fender Deluxe line and more. They are also great for Hi-Fi stereo amplifiers. Producing a smooth tone, they have a surprisingly low...NP028-6$159.49 -
New Matched Quintet (5) Mullard Reissue 12AX7 Vacuum Tubes
Mullard
$133.39New Gain Matched Quintet of Mullard 12AX7 Vacuum Tubes The Mullard 12AX7 is a versatile tube for many amplifiers like the Fender Deluxe line and more. They are also great for Hi-Fi stereo amplifiers. Producing a smooth tone, they have a surprisingly...NP028-5$133.39 -
New Matched Quad (4) Mullard Reissue 12AX7 Vacuum Tubes
Mullard
$107.30New Gain Matched Quad of Mullard 12AX7 Vacuum Tubes The Mullard 12AX7 is a versatile tube for many amplifiers like the Fender Deluxe line and more. They are also great for Hi-Fi stereo amplifiers. Producing a smooth tone, they have a surprisingly...NP028-4$107.30 -
New Matched Trio (3) Mullard Reissue 12AX7 Vacuum Tubes
Mullard
$81.20New Gain Matched Trio of Mullard 12AX7 Vacuum Tubes The Mullard 12AX7 is a versatile tube for many amplifiers like the Fender Deluxe line and more. They are also great for Hi-Fi stero amplifiers. Producing a smooth tone, they have a surprisingly low...NP028-3$81.20 -
New Matched Pair (2) Mullard Reissue 12AX7 Vacuum Tubes
Mullard
$55.11New Gain Matched Pair of Mullard Reissue 12AX7 Vacuum Tubes The Mullard 12AX7 is a versatile tube for many amplifiers like the Fender Deluxe line and more. They are also great for Hi-Fi stereo amplifiers. Producing a smooth tone, they have a surprisingly...NP028-2$55.11 -
New Mullard Reissue 12AX7 Vacuum Tube
Mullard
$27.00Brand New Mullard Reissue 12AX7 Vacuum Tube The Mullard 12AX7 is a versatile tube for many amplifiers like the Fender Deluxe line and more. They are also great for Hi-Fi stereo amplifiers. Producing a smooth tone, they have a surprisingly low threshold...NP028-1$27.00 -
New Matched Octet (8) Electro-Harmonix 12AX7 Vacuum Tubes
Electro-Harmonix
$172.16New Gain Matched Octet of Electro-Harmonix 12AX7 Vacuum Tubes The EHX 12AX7 has become a standard, known for it's high gain and excellent mids and bass. It has a spiral wound filament to help cut down on noise and hum just like the vintage 7025 or 12AX7A...NP027-8$172.16