All Results

  • MAR-6100-O

    Marshall | 100 Watt, MISC. | Output Transformer

    30th Anniversary Model 6100 — Drop-in Upgrade! — 1.7 kΩ primary —  4, 8 & 16Ω taps

    #TXOP 00007 (C 3112 DE) –1.5″ stack —  3″ x 2 1/2″ mounting centers

    $339

  • MCL5-OS

    Marshall | 5 Watt | Output Transformer

    Class 5 — 8 & 16Ω taps — Drop-in Upgrade!

    $220

  • VOX-NT-50-O

    VOX | Night Train | Output Transformer

    50 watt — 8 & 16 Ohm secondary taps — Drop-in Upgrade! Uses Grain Oriented Iron.

    $220

  • FBFVO-40X

    Fender | Vibroverb | Output Transformer

    Blackface — 2, 4, 8 & 16Ω taps — extra iron OT

    $182

  • M-DSL201-O

    Marshall | DSL201 | Output Transformer

    DSL201 contact us for correct mounting — Upgrade!

    $182
  • Spec Sheet

    LES-25-O

    Leslie | 25 | Output Transformer

    Models 25 and 125

    $161

  • FSFB-O

    Fender | Bassman | Output Transformer

    For later Silverface amps — 4Ω tap — 50 watt — Upgrade!

    Horizontal mount, bolt hole spacing is 3 7/16″ by 2 1/2″ — check this first!

    $208

  • F-CHMP-OM

    Fender | Champ | Output Transformer

    4 & 8Ω taps — over-sized — Upgrade!

    $163

  • FMMB-O

    Fender | Musicmaster Bass | Output Transformer

    #026839 — Upgrade!

    $158

  • KAL-MD2-O

    Kalamazoo | Model 2 | Output Transformer

    Kalamazoo Model Two — #TF 500-0

    $120

  • F-DP-O47

    Fender | Dual Professional | Output Transformer

    Tweed (very early 1947) — single 8Ω tap

    $182
  • Spec Sheet

    MAGNA-480-O

    Magnatone | 480 | Output Transformer

    480 — single 8Ω secondary — #6107 — also used in Custom 450 amp

    $177
  • Spec Sheet

    O45RS-L-16-M

    Marshall, Radiospares | 45 Watt, 50 Watt, JTM45 | Output Transformer

    3.4K & 6.6K primary — 16Ω tap

    $352
  • Spec Sheet

    O45RS-L-16-M

    VOX | AC30 | Output Transformer

    Rare — Found in early AC30s — 3.4K & 6.6K primary — 16Ω tap

    $352

  • F-PS300-OTM

    Fender | 300 PS | Output Transformer

    Mid ’70s — 2, 4 & 8Ω secondary — Drop-In Upgrade! Uses Grain-Oriented Iron

    $528

  • MATT-100-O

    MATAMP, Orange | 100/120 Watt, MISC. | Output Transformer

    Matamp — circa 1960s — 100 & 120 watt

    $352

  • MAR-9200-O

    Marshall | 100 Watt, 50 Watt | Output Transformer

    9200 100/100 rack mount power amp OT — use with 5881 or EL34 tubes —

    Flat mount w/ lugs — 2 1/2″ x 3 1/8″ mounting centers

    $339

  • SELM-TB50-OM

    Selmer | Treble 'n Bass 50 | Output Transformer

    Treble ‘n Bass 50 — 4, 8 & 16Ω taps

    $246

  • HIWATT50-OT

    Hiwatt | 50 Watt | Output Transformer

    50 watt — DR504

    $303

  • O100JM-S

    Marshall | 100 Watt | Output Transformer

    1.7kΩ primary, 4, 8 & 16Ω taps — 2″ stack M6 laminations

    Bolt hole spacing is 3″ x 3″ — *fat stack version of O100JM

    $396

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.