12AX7 / 7025 / 5751 / 12AY7

12AX7 / ECC83 is the most popular tube in guitar amps. Amplification factor is 100, which is highest of all audio triodes. Can be substituted with 5751, if amps has too much gain or if warmer sound is preferable. Amplification factor of 5751 is about 70.
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  1. 12AX7A/ECC83 TAD Premium Selected (~ 7025, 12AX7WA, E83CC)
    €29.00 €23.39

    Very good gain, selected by matching triode halfs Learn More
  2. ECC83-Cz TAD Premium Selected
    €29.00 €23.39
    Rating:
    100 % of 100

    Selected tube. Darker highs / warm sound Learn More
  3. 12AY7/6072A TAD Premium Selected
    €35.00 €28.23

    Input tube of the old Tweed amps Learn More
  4. 7025 HIGHGRADE TAD Premium Selected
    €36.00 €29.03

    High Grade selected preamp tube for most demanding applications. Learn More
  5. 7025/E83CC HIGHGRADE TAD Premium Selected
    €31.00 €25.00 As low as €24.80

    High Grade selected preamp tube for most demanding applications. Learn More
  6. 5751 Highgrade TAD Premium Selected
    €35.00 €28.23
    Rating:
    100 % of 100

    High Grade selected preamp tube for most demanding applications. Learn More
  7. JJ ECC83MG
    €21.50 €17.34

    New ECC83 from JJ electronic. Sound quality and construction in between of JJ ECC83S and ECC803. Lower gain than ECC83S and less microphonic than ECC803. Learn More
  8. ECC83 (12AX7) Telefunken, smooth plate - ask prices - we have some!
    €999.00 €805.65
    Rating:
    100 % of 100
    Maybe best 12AX7 ever made for hifi or studio equipments. Very difficult to find. We have some tested ones, please ask for price. These are expensive but also very good. Learn More
  9. TAD ECC83-WB PREMIUM Selection
    €29.00 €23.39

  10. TAD ECC83-WB (=12AX7) HIGHGRADE PREMIUM Selection
    €32.00 €25.81

  11. JJ ECC803S - vintage style pre amp tube (=12AX7)
    Vintage style pre amp tube from JJ factory. ECC803S has more open and harmonic sounds compared to JJ ECC83S. Great for guitar amps. We recommend to choose SQ tested version for better quality. Learn More
  12. JJ E83CC (premium ECC83)
    €26.00 €20.97
    Rating:
    100 % of 100

    JJ E83CC is upgrade version from ECC83 / 12AX7. Works in place of any ECC83 / 12AX7 / 7025 tube. Learn More
  13. ECC83/12AX7 - Siemens - NOS
    €159.00 €128.23

  14. ECC83/12AX7 - Mullard - NOS
    €150.00 €120.97

  15. ECC83/12AX7 Tung-Sol - NOS - Made in U.S.A - Balanced Triodes
    €95.00 €76.61

  16. ECC83/12AX7 - JHS Sylvania - NOS
    Special Price €99.00 €79.84 Regular Price €129.00

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