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 Quad (4) TAD ECC83-Cz / 12AX7 Premium Selected Vacuum Tubes
TAD
$159.43New Gain Matched Quad of Tube Amp Doctor ECC83-Cz Premium Selected Vacuum Tubes A wonderful tube with an emphasis of warm tones, lows, mids, overdrive and even highs. The A-Frame construction makes this an exceptionally low noise tubes, perfect for high...NP233-4$159.43 -
New Matched Trio (3) TAD ECC83-Cz / 12AX7 Premium Selected Vacuum Tubes
TAD
$120.30New Gain Matched Trio of Tube Amp Doctor ECC83-Cz Premium Selected Vacuum Tubes A wonderful tube with an emphasis of warm tones, lows, mids, overdrive and even highs. The A-Frame construction makes this an exceptionally low noise tubes, perfect for high...NP233-3$120.30 -
New Matched Pair (2) TAD ECC83-Cz / 12AX7 Premium Selected Vacuum Tubes
TAD
$81.18New Gain Matched Pair of Tube Amp Doctor ECC83-Cz Premium Selected Vacuum Tubes A wonderful tube with an emphasis of warm tones, lows, mids, overdrive and even highs. The A-Frame construction makes this an exceptionally low noise tubes, perfect for high...NP233-2$81.18 -
New TAD ECC83-Cz / 12AX7 Premium Selected Vacuum Tube
TAD
$39.27New Gain Tested Tube Amp Doctor ECC83-Cz Premium Selected Vacuum Tube A wonderful tube with an emphasis of warm tones, lows, mids, overdrive and even highs. The A-Frame construction makes this an exceptionally low noise tubes, perfect for high gain...NP233-1$39.27 -
New Matched Octet (8) TAD 7025 / E83CC-Cz / 12AX7 High Grade Vacuum Tubes
TAD
$267.79New Gain Matched Octet of Tube Amp Doctor 7025 / E83CC-Cz (12AX7 / ECC83) High Grade Vacuum Tubes A specially selected tube for the emphasis of warm tones, lows, mids, overdrive and even highs. The A-Frame construction makes this an exceptionally low...NP231-8$267.79 -
New Matched Sextet (6) TAD 7025 / E83CC-Cz / 12AX7 High Grade Vacuum Tubes
TAD
$201.21New Gain Matched Sextet of Tube Amp Doctor 7025 / E83CC-Cz (12AX7 / ECC83) Highgrade Vacuum Tubes A specially selected tube for the emphasis of warm tones, lows, mids, overdrive and even highs. The A-Frame construction makes this an exceptionally low...NP231-6$201.21 -
New Matched Quad (4) TAD 7025 / E83CC-Cz / 12AX7 High Grade Vacuum Tubes
TAD
$135.11New Gain Matched Quad of Tube Amp Doctor 7025 / E83CC-Cz (12AX7 / ECC83) Highgrade Vacuum Tubes A specially selected tube for the emphasis of warm tones, lows, mids, overdrive and even highs. The A-Frame construction makes this an exceptionally low noise...NP231-4$135.11 -
New Matched Trio (3) TAD 7025 / E83CC-Cz / 12AX7 High Grade Vacuum Tubes
TAD
$102.07New Gain Matched Trio of Tube Amp Doctor 7025 / E83CC-Cz (12AX7 / ECC83) Highgrade Vacuum Tubes A specially selected tube for the emphasis of warm tones, lows, mids, overdrive and even highs. The A-Frame construction makes this an exceptionally low noise...NP231-3$102.07 -
New Matched Pair (2) TAD 7025 / E83CC-Cz /12AX7 High Grade Vacuum Tubes
TAD
$69.02New Gain Matched Pair of Tube Amp Doctor 7025 / E83CC-Cz (12AX7 / ECC83) High Grade Vacuum Tubes A specially selected tube for the emphasis of warm tones, lows, mids, overdrive and even highs. The A-Frame construction makes this an exceptionally low...NP231-2$69.02 -
New TAD 7025 / E83CC-Cz / 12AX7 High Grade Vacuum Tube
TAD
$33.55New Gain Tested Tube Amp Doctor 7025 / E83CC-Cz (12AX7 / ECC83) Highgrade Vacuum Tube A specially selected tube for the emphasis of warm tones, lows, mids, overdrive and even highs. The A-Frame construction makes this an exceptionally low noise tubes,...NP231-1$33.55 -
Matched Octet (8) White Boxed Sovtek 12AX7WA / 7025 Vacuum Tubes
$159.80New Late 2000's Stock White Boxed Gain Matched Octet of Sovtek 12AX7WA / 7025 Vacuum Tubes Vacuum tubes from Sovtek have long been considered top-shelf, and for good reason. They are tonally rich, robustly engineered, and well-suited for the demanding...MUL173-8$159.80 -
Matched Septet (7) White Boxed Sovtek 12AX7WA / 7025 Vacuum Tubes
$139.95New Late 2000's Stock White Boxed Gain Matched Septet of Sovtek 12AX7WA / 7025 Vacuum Tubes Vacuum tubes from Sovtek have long been considered top-shelf, and for good reason. They are tonally rich, robustly engineered, and well-suited for the demanding...MUL173-7$139.95 -
Matched Sextet (6) White Boxed Sovtek 12AX7WA / 7025 Vacuum Tubes
$119.85New Late 2000's Stock White Boxed Gain Matched Sextet of Sovtek 12AX7WA / 7025 Vacuum Tubes Vacuum tubes from Sovtek have long been considered top-shelf, and for good reason. They are tonally rich, robustly engineered, and well-suited for the demanding...MUL173-6$119.85 -
Matched Quintet (5) White Boxed Sovtek 12AX7WA / 7025 Vacuum Tubes
$99.95New Late 2000's Stock White Boxed Gain Matched Quintet of Sovtek 12AX7WA / 7025 Vacuum Tubes Vacuum tubes from Sovtek have long been considered top-shelf, and for good reason. They are tonally rich, robustly engineered, and well-suited for the demanding...MUL173-5$99.95 -
Matched Quad (4) White Boxed Sovtek 12AX7WA / 7025 Vacuum Tubes
$79.95New Late 2000's Stock White Boxed Gain Matched Quad of Sovtek 12AX7WA / 7025 Vacuum Tubes Vacuum tubes from Sovtek have long been considered top-shelf, and for good reason. They are tonally rich, robustly engineered, and well-suited for the demanding...MUL173-4$79.95 -
Matched Trio (3) White Boxed Sovtek 12AX7WA / 7025 Vacuum Tubes
$59.95New Late 2000's Stock White Boxed Gain Matched Trio of Sovtek 12AX7WA / 7025 Vacuum Tubes Vacuum tubes from Sovtek have long been considered top-shelf, and for good reason. They are tonally rich, robustly engineered, and well-suited for the demanding...MUL173-3$59.95 -
Matched Pair (2) White Boxed Sovtek 12AX7WA / 7025 Vacuum Tubes
$39.95New Late 2000's Stock White Boxed Gain Matched Pair of Sovtek 12AX7WA / 7025 Vacuum Tubes Vacuum tubes from Sovtek have long been considered top-shelf, and for good reason. They are tonally rich, robustly engineered, and well-suited for the demanding...MUL173-2$39.95 -
White Boxed Sovtek 12AX7WA / 7025 Vacuum Tube
$14.95New Late 2000's Stock White Boxed Gain Tested Sovtek 12AX7WA / 7025 Vacuum Tube Vacuum tubes from Sovtek have long been considered top-shelf, and for good reason. They are tonally rich, robustly engineered, and well-suited for the demanding...MUL173-1$14.95 -
New Matched Sextet (6) JJ 12AX7 / ECC83 Gold Pins Vacuum Tubes
JJ Electronic
$264.96New Gain Matched Sextet of JJ 12AX7 Gold Pins Vacuum Tubes The gold pin version of the JJ 12AX7 also uses the A-frame construction with boxed plates for utmost stability and reliability. This ensures lower noise for audio applications. Excellent choice...NP204-6$264.96 -
New Matched Quad (4) JJ 12AX7 / ECC83 Gold Pins Vacuum Tubes
JJ Electronic
$177.61New Gain Matched Quad of JJ 12AX7 Gold Pins Vacuum Tubes The gold pin version of the JJ 12AX7 also uses the A-frame construction with boxed plates for utmost stability and reliability. This ensures lower noise for audio applications. Excellent choice for...NP204-4$177.61 -
New Matched Trio (3) JJ 12AX7 / ECC83 Gold Pins Vacuum Tubes
JJ Electronic
$133.94New Gain Matched Trio of JJ 12AX7 Gold Pins Vacuum Tubes The gold pin version of the JJ 12AX7 also uses the A-frame construction with boxed plates for utmost stability and reliability. This ensures lower noise for audio applications. Excellent choice for...NP204-3$133.94 -
New Matched Pair (2) JJ 12AX7 / ECC83 Gold Pins Vacuum Tubes
JJ Electronic
$90.27New Gain Matched Pair of JJ 12AX7 Gold Pins Vacuum Tubes The gold pin version of the JJ 12AX7 also uses the A-frame construction with boxed plates for utmost stability and reliability. This ensures lower noise for audio applications. Excellent choice for...NP204-2$90.27 -
New JJ 12AX7 / ECC83 Gold Pins Vacuum Tube
JJ Electronic
$43.55New Gain Tested JJ 12AX7 Gold Pins Vacuum Tube The gold pin version of the JJ 12AX7 also uses the A-frame construction with boxed plates for utmost stability and reliability. This ensures lower noise for audio applications. Excellent choice for any high...NP204-1$43.55 -
New Matched Octet (8) JJ E83CC / 12AX7 A-Frame Grid Short Plate Vacuum Tubes
JJ Electronic
$290.29New Gain Matched Octet of JJ E83CC (12AX7) A-Frame Short Plate Vacuum Tubes The JJ E83CC uses A-frame construction with boxed plates for utmost stability and reliability. This ensures lower noise for audio applications. With the same gain rating as a...NP202-8$290.29 -
New Matched Quintet (5) JJ E83CC / 12AX7 A-Frame Grid Short Plate Vacuum Tubes
JJ Electronic
$182.22New Gain Matched Quintet of JJ E83CC (12AX7) A-Frame Short Plate Vacuum Tubes The JJ E83CC uses A-frame construction with boxed plates for utmost stability and reliability. This ensures lower noise for audio applications. With the same gain rating as a...NP202-5$182.22 -
New Matched Quad (4) JJ E83CC / 12AX7 A-Frame Grid Short Plate Vacuum Tubes
JJ Electronic
$146.36New Gain Matched Quad of JJ E83CC (12AX7) A-Frame Short Plate Vacuum Tubes The JJ E83CC uses A-frame construction with boxed plates for utmost stability and reliability. This ensures lower noise for audio applications. With the same gain rating as a...NP202-4$146.36 -
New Matched Trio (3) JJ E83CC / 12AX7 A-Frame Grid Short Plate Vacuum Tubes
JJ Electronic
$110.50New Gain Matched Trio of JJ E83CC (12AX7) A-Frame Short Plate Vacuum Tubes The JJ E83CC uses A-frame construction with boxed plates for utmost stability and reliability. This ensures lower noise for audio applications. With the same gain rating as a...NP202-3$110.50 -
New Matched Pair (2) JJ E83CC / 12AX7 A-Frame Grid Short Plate Vacuum Tubes
JJ Electronic
$74.65New Gain Matched Pair of JJ E83CC (12AX7) A-Frame Short Plate Vacuum Tubes The JJ E83CC uses A-frame construction with boxed plates for utmost stability and reliability. This ensures lower noise for audio applications. With the same gain rating as a...NP202-2$74.65 -
New JJ E83CC / 12AX7 A-Frame Grid Short Plate Vacuum Tube
JJ Electronic
$36.20New Gain Tested JJ E83CC (12AX7) A-Frame Short Plate Vacuum Tube The JJ E83CC uses A-frame construction with boxed plates for utmost stability and reliability. This ensures lower noise for audio applications. With the same gain rating as a standard...NP202-1$36.20 -
On Sale
New Matched Octet (8) Psvane Hifi 12AX7 / ECC83 Vacuum Tubes
Psvane
Now: $120.45Was: $133.83New Gain Matched Octet of Psvane 12AX7 Standard Pins Vacuum Tubes These are part of the standard hifi series from Psvane offering excellent tone without breaking the bank. You can expect a rich and natural tone - a true workhorse tube. Unlike other...NP201-8Now: $120.45Was: $133.83 -
On Sale
New Matched Septet (7) Psvane Hifi 12AX7 / ECC83 Vacuum Tubes
Psvane
Now: $105.37Was: $117.08New Gain Matched Septet of Psvane 12AX7 Standard Pins Vacuum Tubes These are part of the standard hifi series from Psvane offering excellent tone without breaking the bank. You can expect a rich and natural tone - a true workhorse tube. Unlike other...NP201-7Now: $105.37Was: $117.08 -
On Sale
New Matched Sextet (6) Psvane Hifi 12AX7 / ECC83 Vacuum Tubes
Psvane
Now: $90.41Was: $100.46New Gain Matched Sextet of Psvane 12AX7 Standard Pins Vacuum Tubes These are part of the standard hifi series from Psvane offering excellent tone without breaking the bank. You can expect a rich and natural tone - a true workhorse tube. Unlike other...NP201-6Now: $90.41Was: $100.46 -
On Sale
New Matched Quintet (5) Psvane Hifi 12AX7 / ECC83 S Vacuum Tubes
Psvane
Now: $75.45Was: $83.83New Gain Matched Quintet of Psvane 12AX7 Standard Pins Vacuum Tubes These are part of the standard hifi series from Psvane offering excellent tone without breaking the bank. You can expect a rich and natural tone - a true workhorse tube. Unlike other...NP201-5Now: $75.45Was: $83.83 -
On Sale
New Matched Quad (4) Psvane Hifi 12AX7 / ECC83 Vacuum Tubes
Psvane
Now: $60.49Was: $67.21New Gain Matched Quad of Psvane 12AX7 Standard Pins Vacuum Tubes These are part of the standard hifi series from Psvane offering excellent tone without breaking the bank. You can expect a rich and natural tone - a true workhorse tube. Unlike other...NP201-4Now: $60.49Was: $67.21 -
On Sale
New Matched Trio (3) Psvane Hifi 12AX7 / ECC83 Vacuum Tubes
Psvane
Now: $45.52Was: $50.58New Gain Matched Trio of Psvane 12AX7 Standard Pins Vacuum Tubes These are part of the standard hifi series from Psvane offering excellent tone without breaking the bank. You can expect a rich and natural tone - a true workhorse tube. Unlike other...NP201-3Now: $45.52Was: $50.58 -
On Sale
New Matched Pair (2) Psvane Hifi 12AX7 / ECC83 Vacuum Tubes
Psvane
Now: $30.56Was: $33.96New Gain Matched Pair of Psvane 12AX7 Standard Pins Vacuum Tubes These are part of the standard hifi series from Psvane offering excellent tone without breaking the bank. You can expect a rich and natural tone - a true workhorse tube. Unlike other...NP201-2Now: $30.56Was: $33.96 -
On Sale
New Psvane Hifi 12AX7 / ECC83 Vacuum Tube
Psvane
Now: $15.60Was: $17.33New Gain Tested Psvane 12AX7 / ECC83 Standard Pins Vacuum Tube These are part of the standard hifi series from Psvane offering excellent tone without breaking the bank. You can expect a rich and natural tone - a true workhorse tube. Unlike other Chinese...NP201-1Now: $15.60Was: $17.33 -
New Matched Octet (8) JJ 12AX7-MG / ECC83MG Mid Gain Vacuum Tubes
JJ Electronic
$202.79New Gain Matched Octet of JJ 12AX7-MG Mid Gain Vacuum Tubes A more mild-mannered version of the standard 12AX7, this mid-gain tube is between a 12AX7 and a 5751. Full, rich mids and low noise/microphonics. Great for applications that call slightly less...NP200-8$202.79 -
New Matched Sextet (6) JJ 12AX7-MG / ECC83MG Mid Gain Vacuum Tubes
JJ Electronic
$152.46New Gain Matched Sextet of JJ 12AX7-MG Mid Gain Vacuum Tubes A more mild-mannered version of the standard 12AX7, this mid-gain tube is between a 12AX7 and a 5751. Full, rich mids and low noise/microphonics. Great for applications that call slightly less...NP200-6$152.46 -
New Matched Quad (4) JJ 12AX7-MG / ECC83MG Mid Gain Vacuum Tubes
JJ Electronic
$102.61New Gain Matched Quad of JJ 12AX7-MG Mid Gain Vacuum Tubes A more mild-mannered version of the standard 12AX7, this mid-gain tube is between a 12AX7 and a 5751. Full, rich mids and low noise/microphonics. Great for applications that call slightly less...NP200-4$102.61