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 Pair (2) TAD ECC83-Cz / 12AX7 Premium Selected Vacuum Tubes
TAD
Now: $73.06Was: $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...NP233-2Now: $73.06Was: $81.18 -
On Sale
New TAD ECC83-Cz / 12AX7 Premium Selected Vacuum Tube
TAD
Now: $35.34Was: $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...NP233-1Now: $35.34Was: $39.27 -
On Sale
New Matched Quad (4) TAD 7025 / E83CC-Cz / 12AX7 High Grade Vacuum Tubes
TAD
Now: $121.60Was: $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...NP231-4Now: $121.60Was: $135.11 -
On Sale
New Matched Trio (3) TAD 7025 / E83CC-Cz / 12AX7 High Grade Vacuum Tubes
TAD
Now: $91.86Was: $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...NP231-3Now: $91.86Was: $102.07 -
On Sale
New Matched Pair (2) TAD 7025 / E83CC-Cz /12AX7 High Grade Vacuum Tubes
TAD
Now: $62.12Was: $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...NP231-2Now: $62.12Was: $69.02 -
On Sale
New TAD 7025 / E83CC-Cz / 12AX7 High Grade Vacuum Tube
TAD
Now: $30.20Was: $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,...NP231-1Now: $30.20Was: $33.55 -
On Sale
Matched Octet (8) White Boxed Sovtek 12AX7WA / 7025 Vacuum Tubes
Now: $143.82Was: $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...MUL173-8Now: $143.82Was: $159.80 -
On Sale
Matched Septet (7) White Boxed Sovtek 12AX7WA / 7025 Vacuum Tubes
Now: $125.96Was: $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...MUL173-7Now: $125.96Was: $139.95 -
On Sale
Matched Sextet (6) White Boxed Sovtek 12AX7WA / 7025 Vacuum Tubes
Now: $107.87Was: $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...MUL173-6Now: $107.87Was: $119.85 -
On Sale
Matched Quintet (5) White Boxed Sovtek 12AX7WA / 7025 Vacuum Tubes
Now: $89.96Was: $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...MUL173-5Now: $89.96Was: $99.95 -
On Sale
Matched Quad (4) White Boxed Sovtek 12AX7WA / 7025 Vacuum Tubes
Now: $71.96Was: $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...MUL173-4Now: $71.96Was: $79.95 -
On Sale
Matched Trio (3) White Boxed Sovtek 12AX7WA / 7025 Vacuum Tubes
Now: $53.96Was: $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...MUL173-3Now: $53.96Was: $59.95 -
On Sale
Matched Pair (2) White Boxed Sovtek 12AX7WA / 7025 Vacuum Tubes
Now: $35.96Was: $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...MUL173-2Now: $35.96Was: $39.95 -
On Sale
White Boxed Sovtek 12AX7WA / 7025 Vacuum Tube
Now: $13.46Was: $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...MUL173-1Now: $13.46Was: $14.95 -
On Sale
New Matched Octet (8) JJ 12AX7 / ECC83 Gold Pins Vacuum Tubes
JJ Electronic
Now: $317.51Was: $352.79New Gain Matched Octet 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...NP204-8Now: $317.51Was: $352.79 -
On Sale
New Matched Septet (7) JJ 12AX7 / ECC83 Gold Pins Vacuum Tubes
JJ Electronic
Now: $277.77Was: $308.63New Gain Matched Septet 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...NP204-7Now: $277.77Was: $308.63 -
On Sale
New Matched Sextet (6) JJ 12AX7 / ECC83 Gold Pins Vacuum Tubes
JJ Electronic
Now: $238.46Was: $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...NP204-6Now: $238.46Was: $264.96 -
On Sale
New Matched Quintet (5) JJ 12AX7 / ECC83 Gold Pins Vacuum Tubes
JJ Electronic
Now: $199.16Was: $221.29New Gain Matched Quintet 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...NP204-5Now: $199.16Was: $221.29 -
On Sale
New Matched Quad (4) JJ 12AX7 / ECC83 Gold Pins Vacuum Tubes
JJ Electronic
Now: $159.85Was: $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...NP204-4Now: $159.85Was: $177.61 -
On Sale
New Matched Trio (3) JJ 12AX7 / ECC83 Gold Pins Vacuum Tubes
JJ Electronic
Now: $120.55Was: $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...NP204-3Now: $120.55Was: $133.94 -
On Sale
New Matched Pair (2) JJ 12AX7 / ECC83 Gold Pins Vacuum Tubes
JJ Electronic
Now: $81.24Was: $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...NP204-2Now: $81.24Was: $90.27 -
On Sale
New JJ 12AX7 / ECC83 Gold Pins Vacuum Tube
JJ Electronic
Now: $39.20Was: $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...NP204-1Now: $39.20Was: $43.55 -
On Sale
New Matched Octet (8) JJ E83CC / 12AX7 A-Frame Grid Short Plate Vacuum Tubes
JJ Electronic
Now: $261.26Was: $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...NP202-8Now: $261.26Was: $290.29 -
On Sale
New Matched Septet (7) JJ E83CC / 12AX7 A-Frame Grid Short Plate Vacuum Tubes
JJ Electronic
Now: $228.55Was: $253.94New Gain Matched Septet 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...NP202-7Now: $228.55Was: $253.94 -
On Sale
New Matched Sextet (6) JJ E83CC / 12AX7 A-Frame Grid Short Plate Vacuum Tubes
JJ Electronic
Now: $196.27Was: $218.08New Gain Matched Sextet 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...NP202-6Now: $196.27Was: $218.08 -
On Sale
New Matched Quintet (5) JJ E83CC / 12AX7 A-Frame Grid Short Plate Vacuum Tubes
JJ Electronic
Now: $164.00Was: $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...NP202-5Now: $164.00Was: $182.22 -
On Sale
New Matched Quad (4) JJ E83CC / 12AX7 A-Frame Grid Short Plate Vacuum Tubes
JJ Electronic
Now: $131.72Was: $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...NP202-4Now: $131.72Was: $146.36 -
On Sale
New Matched Trio (3) JJ E83CC / 12AX7 A-Frame Grid Short Plate Vacuum Tubes
JJ Electronic
Now: $99.45Was: $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...NP202-3Now: $99.45Was: $110.50 -
On Sale
New Matched Pair (2) JJ E83CC / 12AX7 A-Frame Grid Short Plate Vacuum Tubes
JJ Electronic
Now: $67.19Was: $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...NP202-2Now: $67.19Was: $74.65 -
On Sale
New JJ E83CC / 12AX7 A-Frame Grid Short Plate Vacuum Tube
JJ Electronic
Now: $32.58Was: $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...NP202-1Now: $32.58Was: $36.20 -
On Sale
New Matched Octet (8) Psvane Hifi 12AX7 / ECC83 Vacuum Tubes
Psvane
Now: $126.47Was: $140.52New 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: $126.47Was: $140.52 -
On Sale
New Matched Septet (7) Psvane Hifi 12AX7 / ECC83 Vacuum Tubes
Psvane
Now: $110.64Was: $122.93New 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: $110.64Was: $122.93 -
On Sale
New Matched Sextet (6) Psvane Hifi 12AX7 / ECC83 Vacuum Tubes
Psvane
Now: $94.93Was: $105.48New 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: $94.93Was: $105.48 -
On Sale
New Matched Quintet (5) Psvane Hifi 12AX7 / ECC83 S Vacuum Tubes
Psvane
Now: $79.22Was: $88.02New 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: $79.22Was: $88.02 -
On Sale
New Matched Quad (4) Psvane Hifi 12AX7 / ECC83 Vacuum Tubes
Psvane
Now: $63.51Was: $70.57New 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: $63.51Was: $70.57 -
On Sale
New Matched Trio (3) Psvane Hifi 12AX7 / ECC83 Vacuum Tubes
Psvane
Now: $47.80Was: $53.11New 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: $47.80Was: $53.11 -
On Sale
New Matched Pair (2) Psvane Hifi 12AX7 / ECC83 Vacuum Tubes
Psvane
Now: $32.09Was: $35.66New 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: $32.09Was: $35.66 -
On Sale
New Psvane Hifi 12AX7 / ECC83 Vacuum Tube
Psvane
Now: $16.38Was: $18.20New 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: $16.38Was: $18.20 -
On Sale
New Matched Octet (8) JJ 12AX7-MG / ECC83MG Mid Gain Vacuum Tubes
JJ Electronic
Now: $182.51Was: $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...NP200-8Now: $182.51Was: $202.79 -
On Sale
New Matched Sextet (6) JJ 12AX7-MG / ECC83MG Mid Gain Vacuum Tubes
JJ Electronic
Now: $137.21Was: $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...NP200-6Now: $137.21Was: $152.46