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 Psvane 12AX7-S Art Series Gold Pins / ECC83 Vacuum Tube
Psvane
$41.61New Gain Tested Psvane 12AX7-S Art Series Gold Pins Vacuum Tube 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 rich, detailed...NP182-1$41.61 -
New Sprague Atom 100uF 100V Electrolytic Capacitor 20% 100 uF @ 100 VDC TVA-1349
Sprague
$7.89The Sprague Atom Electrolytic capacitor series is legendary and has been around for more than 50 years and itÂ’s no wonder why. These caps are known for their tight tolerances, reliability and excellent tone. These have been the go-to choice for amp techs...PTNP021-1$7.89 -
New Matched Quad (4) Tung-Sol 5751 Gold Pins Vacuum Tubes
Tung-Sol
$180.55New Gain Matched Quad of Tung-Sol Reissue 5751 Gold Pins Vacuum Tubes Being modeled after the original quality of vintage Tung-Sol tubes, the 5751 offers great reliability. The 5751 is a great drop-in replacement of any 12AX7, offering about 30% less...NP139-4$180.55 -
New Matched Trio (3) Tung-Sol 5751 Gold Pins Vacuum Tubes
Tung-Sol
$136.14New Gain Matched Trio of Tung-Sol Reissue 5751 Gold Pins Vacuum Tubes Being modeled after the original quality of vintage Tung-Sol tubes, the 5751 offers great reliability. The 5751 is a great drop-in replacement of any 12AX7, offering about 30% less...NP139-3$136.14 -
New Matched Pair (2) Tung-Sol 5751 Gold Pins Vacuum Tubes
Tung-Sol
$91.74New Gain Matched Pair of Tung-Sol Reissue 5751 Gold Pins Vacuum Tubes Being modeled after the original quality of vintage Tung-Sol tubes, the 5751 offers great reliability. The 5751 is a great drop-in replacement of any 12AX7, offering about 30% less...NP139-2$91.74 -
New Tung-Sol 5751 Gold Pins Vacuum Tube
Tung-Sol
$44.24New Gain Tested Tung-Sol Reissue 5751 Gold Pins Vacuum Tube Being modeled after the original quality of vintage Tung-Sol tubes, the 5751 offers great reliability. The 5751 is a great drop-in replacement of any 12AX7, offering about 30% less gain than...NP139-1$44.24 -
New Matched Quad (4) Tung-Sol 5751 Vacuum Tubes
Tung-Sol
$158.36New Gain Matched Quad of Tung-Sol Reissue 5751 Vacuum Tubes Being modeled after the original quality of vintage Tung-Sol tubes, the 5751 offers great reliability. The 5751 is a great drop-in replacement of any 12AX7, offering about 30% less gain than...NP138-4$158.36 -
New Matched Trio (3) Tung-Sol 5751 Vacuum Tubes
Tung-Sol
$119.50New Gain Matched Trio of Tung-Sol Reissue 5751 Vacuum Tubes Being modeled after the original quality of vintage Tung-Sol tubes, the 5751 offers great reliability. The 5751 is a great drop-in replacement of any 12AX7, offering about 30% less gain than...NP138-3$119.50 -
New Matched Pair (2) Tung-Sol 5751 Vacuum Tubes
Tung-Sol
$80.64New Gain Matched Pair of Tung-Sol Reissue 5751 Vacuum Tubes Being modeled after the original quality of vintage Tung-Sol tubes, the 5751 offers great reliability. The 5751 is a great drop-in replacement of any 12AX7, offering about 30% less gain than...NP138-2$80.64 -
New Tung-Sol 5751 Vacuum Tube
Tung-Sol
$39.02New Gain Tested Tung-Sol Reissue 5751 Vacuum Tube Being modeled after the original quality of vintage Tung-Sol tubes, the 5751 offers great reliability. The 5751 is a great drop-in replacement of any 12AX7, offering about 30% less gain than their 12AX7...NP138-1$39.02 -
New Matched Quad (4) Sovtek 12AX7WC / 7025 Vacuum Tubes
Sovtek
$111.24New Gain Matched Quad of Sovtek 12AX7WC / 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 audiophile or musician. The...NP122-4$111.24 -
New Matched Trio (3) Sovtek 12AX7WC / 7025 Vacuum Tubes
Sovtek
$84.16New Gain Matched Trio of Sovtek 12AX7WC / 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 audiophile or musician. The...NP122-3$84.16 -
New Matched Pair (2) Sovtek 12AX7WC / 7025 Vacuum Tubes
Sovtek
$57.08New Gain Matched Pair of Sovtek 12AX7WC / 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 audiophile or musician. The...NP122-2$57.08 -
New Sovtek 12AX7WC / 7025 Vacuum Tube
Sovtek
$27.93New Gain Tested Sovtek 12AX7WC / 7025 / ECC83 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 audiophile or musician. The...NP122-1$27.93 -
New Matched Quad (4) Sovtek 12AX7WB / 7025 Vacuum Tubes
Sovtek
$122.80New Gain Matched Quad of Sovtek 12AX7WB / 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 audiophile or musician. The...NP121-4$122.80 -
New Matched Trio (3) Sovtek 12AX7WB / 7025 Vacuum Tubes
Sovtek
$92.83New Gain Matched Trio of Sovtek 12AX7WB / 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 audiophile or musician. The...NP121-3$92.83 -
New Matched Pair (2) Sovtek 12AX7WB / 7025 Vacuum Tubes
Sovtek
$62.86New Gain Matched Pair of Sovtek 12AX7WB / 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 audiophile or musician. The...NP121-2$62.86 -
New Sovtek 12AX7WB / 7025 Vacuum Tube
Sovtek
$30.65New Gain Tested Sovtek 12AX7WB / 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 audiophile or musician. The Sovtek...NP121-1$30.65 -
New Matched Sextet (6) Sovtek 12AX7WA / 7025 Vacuum Tubes
Sovtek
$136.24New 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 audiophile or musician. The...NP120-6$136.24 -
New Matched Quad (4) Sovtek 12AX7WA / 7025 Vacuum Tubes
Sovtek
$91.80New 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 audiophile or musician. The...NP120-4$91.80 -
New Matched Trio (3) Sovtek 12AX7WA / 7025 Vacuum Tubes
Sovtek
$69.58New 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 audiophile or musician. The...NP120-3$69.58 -
New Matched Pair (2) Sovtek 12AX7WA / 7025 Vacuum Tubes
Sovtek
$47.36New 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 audiophile or musician. The...NP120-2$47.36 -
New Sovtek 12AX7WA / 7025 Vacuum Tube
Sovtek
$23.36New 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 audiophile or musician. The Sovtek...NP120-1$23.36 -
New Matched Quad (4) Svetlana 12AX7 Vacuum Tubes
Svetlana
$113.99New Gain Matched Quad of Svetlana 12AX7 / ECC83 Vacuum Tubes Svetlana vacuum tubes are among the best available at any price point, and are a great choice for anyone looking for high fidelity and reliability. Famous for a smooth balance of gain and low...NP117-4$113.99 -
New Matched Trio (3) Svetlana 12AX7 Vacuum Tubes
Svetlana
$86.22New Gain Matched Trio of Svetlana 12AX7 / ECC83 Vacuum Tubes Svetlana vacuum tubes are among the best available at any price point, and are a great choice for anyone looking for high fidelity and reliability. Famous for a smooth balance of gain and low...NP117-3$86.22 -
New Matched Pair (2) Svetlana 12AX7 Vacuum Tubes
Svetlana
$58.45New Gain Matched Pair of Svetlana 12AX7 / ECC83 Vacuum Tubes Svetlana vacuum tubes are among the best available at any price point, and are a great choice for anyone looking for high fidelity and reliability. Famous for a smooth balance of gain and low...NP117-2$58.45 -
New Svetlana 12AX7 Vacuum Tube
Svetlana
$28.58Gain Tested Svetlana 12AX7 / ECC83 Vacuum Tube Svetlana vacuum tubes are among the best available at any price point, and are a great choice for anyone looking for high fidelity and reliability. Famous for a smooth balance of gain and low noise, the...NP117-1$28.58 -
New Gain Matched Sextet (6) Tung-Sol 12AX7 / ECC803S GOLD PINS Vacuum Tubes
Tung-Sol
$241.33New Gain Matched Sextet of Tung-Sol 12AX7 / ECC803S GOLD PINS Vacuum Tubes These tubes are high gain, low noise and are VERY warm and detailed. The filaments are almost completely encased within the plates so they don't light up much, but it effectively...NP081-6$241.33 -
New Gain Matched Quintet (5) Tung-Sol 12AX7 / ECC803S GOLD PINS Vacuum Tubes
Tung-Sol
$201.60New Gain Matched Quintet of Tung-Sol 12AX7 / ECC803S GOLD PINS Vacuum Tubes These tubes are high gain, low noise and are VERY warm and detailed. The filaments are almost completely encased within the plates so they don't light up much, but it effectively...NP081-5$201.60 -
New Gain Matched Quad (4) Tung-Sol 12AX7 / ECC803S GOLD PINS Vacuum Tubes
Tung-Sol
$161.86New Gain Matched Quad of Tung-Sol 12AX7 / ECC803S GOLD PINS Vacuum Tubes These tubes are high gain, low noise and are VERY warm and detailed. The filaments are almost completely encased within the plates so they don't light up much, but it effectively...NP081-4$161.86 -
New Gain Matched Pair (2) Tung-Sol 12AX7 / ECC803S GOLD PINS Vacuum Tubes
Tung-Sol
$82.39New Gain Matched Pair of Tung-Sol 12AX7 / ECC803S GOLD PINS Vacuum Tubes These tubes are high gain, low noise and are VERY warm and detailed. The filaments are almost completely encased within the plates so they don't light up much, but it effectively...NP081-2$82.39 -
New Tung-Sol 12AX7 / ECC803S GOLD PINS Vacuum Tube
Tung-Sol
$39.84New Gain Tested Tung-Sol 12AX7 / ECC803S GOLD PINS Vacuum Tube These tubes are high gain, low noise, and are VERY warm and detailed.The filaments are almost completely encased within the plates so they don't light up much, but it effectively helps to...NP081-1$39.84 -
New Matched Octet (8) JJ 5751 Low Gain Vacuum Tubes
JJ Electronic
$202.04New Gain Matched Octet of JJ 5751 Low Gain Vacuum Tubes The JJ 5751 can be used in most 12AX7 circuits to help stave off early break-up. With a lower gain than a standard 12AX7, the 5751 can help reign in a high gain amplifier. Specifically modeled after...NP074-8$202.04 -
New Matched Septet (7) JJ 5751 Low Gain Vacuum Tubes
JJ Electronic
$176.72New Gain Matched Septet of JJ 5751 Low Gain Vacuum Tubes The JJ 5751 can be used in most 12AX7 circuits to help stave off early break-up. With a lower gain than a standard 12AX7, the 5751 can help reign in a high gain amplifier. Specifically modeled...NP074-7$176.72 -
New Matched Sextet (6) JJ 5751 Low Gain Vacuum Tubes
JJ Electronic
$151.89New Gain Matched Sextet of JJ 5751 Low Gain Vacuum Tubes The JJ 5751 can be used in most 12AX7 circuits to help stave off early break-up. With a lower gain than a standard 12AX7, the 5751 can help reign in a high gain amplifier. Specifically modeled...NP074-6$151.89 -
New Matched Quintet (5) JJ 5751 Low Gain Vacuum Tubes
JJ Electronic
$127.06New Gain Matched Quintet of JJ 5751 Low Gain Vacuum Tubes The JJ 5751 can be used in most 12AX7 circuits to help stave off early break-up. With a lower gain than a standard 12AX7, the 5751 can help reign in a high gain amplifier. Specifically modeled...NP074-5$127.06 -
New Matched Quad (4) JJ 5751 Low Gain Vacuum Tubes
JJ Electronic
$102.24New Gain Matched Quad of JJ 5751 Low Gain Vacuum Tubes The JJ 5751 can be used in most 12AX7 circuits to help stave off early break-up. With a lower gain than a standard 12AX7, the 5751 can help reign in a high gain amplifier. Specifically modeled after...NP074-4$102.24 -
New Matched Trio (3) JJ 5751 Low Gain Vacuum Tubes
JJ Electronic
$77.41New Gain Matched Trio of JJ 5751 Low Gain Vacuum Tubes The JJ 5751 can be used in most 12AX7 circuits to help stave off early break-up. With a lower gain than a standard 12AX7, the 5751 can help reign in a high gain amplifier. Specifically modeled after...NP074-3$77.41 -
New Matched Pair (2) JJ 5751 Low Gain Vacuum Tubes
JJ Electronic
$52.58New Gain Matched Pair of JJ 5751 Low Gain Vacuum Tubes The JJ 5751 can be used in most 12AX7 circuits to help stave off early break-up. With a lower gain than a standard 12AX7, the 5751 can help reign in a high gain amplifier. Specifically modeled after...NP074-2$52.58 -
New JJ 5751 Low Gain Vacuum Tube
JJ Electronic
$25.81New Gain Tested JJ 5751 Low Gain Vacuum Tube The JJ 5751 can be used in most 12AX7 circuits to help stave off early break-up. With a lower gain than a standard 12AX7, the 5751 can help reign in a high gain amplifier. Specifically modeled after JJ’s...NP074-1$25.81