All Results

  • F-CHMP12-O

    Fender | Champ | Output Transformer

    Early ’90s Champ 12 — single 4 & 8Ω taps — Upgrade! Uses Grain-Oriented Iron

    $151
  • Spec Sheet

    CRT-V33-OM

    Crate | Vintage 33 | Output Transformer

    Vintage 33 — 4,8 & 16Ω taps — 4 EL84 tubes — Upgrade!

    $177

  • GA50-O

    Gibson | GA-50 | Output Transformer

    GA-50 — late 1950s

    $177

  • SS1474-O

    Silvertone | 1474 | Output Transformer

    ’60s 1474 — single 8Ω tap

    $170

  • FBVO

    Fender | Vibroverb | Output Transformer

    Brown — 4Ω — #125A6A

    $151
  • Spec Sheet

    ARR-2-O

    Ampeg | Reverb-O-Rocket / II | Output Transformer

    Reverb-O-Rocket II — ’64 — two 6V6 tubes — 8Ω tap

    $151

  • AGEM1-O

    Ampeg | Gemini I | Output Transformer

    G-12 Gemini One — OT-151A — use with two 7591 tubes — single 8Ω tap

    *Correct OT for Ampeg AC-12 amp also

    $151

  • FTCO-6

    Fender | Champ | Output Transformer

    Early ’50s Tweed — single 4Ω tap — 1-3/4″ mounting center — smallest version

    $82
  • Spec Sheet

    DRZ-MAZ18-O

    Dr. Z | MAZ 18 | Output Transformer

    Upgrade! With 4 and 8 Ohm Taps

    $171
  • Spec Sheet

    DRZ-MAZ18-OM

    Dr. Z | MAZ 18 | Output Transformer

    Upgrade! With 4, 8 and 16 Ohm Taps

    $182
  • Spec Sheet

    MAR-DSL40C-O

    Marshall | DSL40C | Output Transformer

    Upgrade! 8 and 16 Ohm Taps

    $252

  • F-EXCEL-O

    Fender | Excelsior | Output Transformer

    Excelsior — Single 8 Ohm tap — 8k primary — Oversized Upgrade!

    $144

  • EP-VALSPEC-O

    Epiphone | Valve Special | Output Transformer

    Upgrade! Single 4 Ohm Secondary

    $195

  • EPJR-O

    Epiphone | Valve Jr. | Output Transformer

    Single 4 Ohm Secondary — Contact us for Valve Jr. Upgrade instructions

    $195

  • 560010

    SWR | Interstellar Overdrive | Output Transformer

    Interstellar Overdrive — #0067186000

    Call or email for price

  • A-GU12-O

    Ampeg | GU-12 | Output Transformer

    GU12 — early ’70s

    $151

  • A-GV22-O

    Ampeg | Gemini 22 / GV-22 | Output Transformer

    Late 1960’s Gemini GV22 — #OT-215 — Drop-in Upgrade!

    $220

  • A-J20-JET-O

    Ampeg | Jet J-20 | Output Transformer

    Jet J20 — Drop-in Upgrade!

    $177

  • A-J20-JET-OB

    Ampeg | Jet J-20 | Output Transformer

    Jet J20 — Upgrade!

    $208

  • A-JET12R-O

    Ampeg | GU-12 | Output Transformer

    GU12 — early ’70s

    $151

Not finding what you’re looking for? We are constantly adding new products to our catalog – for the most up-to-date information, please email or call us: 818-998-7791.

Mercury offers Transformer Restoration Services for rare and vintage transformers that are failing or underperforming. With our attention to detail you can be assured that your restored vintage transformer will look AND sound exactly as it did. For more info please email or call us: 818-998-7791 for a quote.