Featured Products

  • MESAB-DR2-P

    Mesa Boogie | Dual Rectifier | Power Transformer

    Dual Rectifier Double Channel — 120V usage — FatStack Upgrade!

    $366
  • Spec Sheet

    FDP-20X

    Fender | Deluxe (Blackface/Silverface-Reverb) | Power Transformer

    Blackface Reverb — FatStack — higher B+ — great for use with two 6L6 / KT66 / EL34 type tubes

    $220

All Results

  • FDP-20X-E

    Fender | Deluxe (Blackface/Silverface-Reverb) | Power Transformer

    Blackface Reverb — FatStack — higher B+ — great for use with two 6L6 / KT66 / EL34 type tubes — Universal Voltage Primary

    $246

  • P-CLASS-VTX-HER-OM

    Peavey | Classic VTX Heritage | Output Transformer

    Classic VTX Heritage — 2 & 4Ω taps — FatStack Upgrade!

    $303

  • MAR50-PT

    Marshall | DSL / TSL 50 | Power Transformer

    DSL/TSL — Drop-in Upgrade! — SuperStack (see FatStack)

    $333

  • MAR100-3K-OFS

    Marshall | DSL / TSL 100 | Output Transformer

    DSL / TSL — use with head ONLY! — 3″ SuperStack (see FatStack) — 4, 8 & 16Ω taps

    **3 kOhm primary impedance version of the TXOP-00001

    Bolt hole spacing is 2 1/2″ x 3 1/8″ — has lugs (no leads)

    $339
  • Spec Sheet

    MESAB-DUALR-P

    Mesa Boogie | Dual Rectifier | Power Transformer

    Dual Rectifier Triple Channel– 120V usage — FatStack Upgrade!

    $352

  • MESAB-DUALR-P-120-240

    Mesa Boogie | Dual Rectifier | Power Transformer

    Dual Rectifier Triple Channel — FatStack Upgrade! — Universal Voltage Primary (with 100V tap)

    $371

  • MESA-LONES-P-E

    Mesa Boogie | LoneStar | Power Transformer

    LoneStar — Drop-in FatStack Upgrade! — Universal Voltage Primary

    $396
  • Spec Sheet

    JETC-20W-OC

    Jet City | JET CITY 20 | Output Transformer

    Jet City JCA20 — 8 & 16 Ohm taps — Oversized FatStack Upgrade! — Uses Grain-Oriented Iron

    $233

  • MESAB-DR2-P-240

    Mesa Boogie | Dual Rectifier | Power Transformer

    Dual Rectifier Double Channel — 240V usage — FatStack Upgrade!

    $396
  • Spec Sheet

    MAR100-1.7K-OFS

    Marshall | DSL / TSL 100 | Output Transformer

    DSL / TSL — use with head ONLY! — 3″ SuperStack (see FatStack) — 4, 8 & 16Ω taps

    **Standard 1.7 kOhm primary impedance version of the TXOP-00001

    Bolt hole spacing is 2 1/2″ x 3 1/8″ — has lugs (no leads)

    $339

  • PEAV-ROADM-P

    Peavey | Road Master | Power Transformer

    Road Master — FatStack Upgrade!

    $359

  • O20RS-FS

    Marshall, Radiospares | 20 Watt | Output Transformer

    FatStack with leads

    $339

  • FBFDR-O-FS

    Fender | Deluxe (65 Reverb Reissue), Deluxe (68 Custom Deluxe Reverb), Deluxe (Blackface/Silverface-Reverb) | Output Transformer

    FatStack Upgrade! — 8k primary — Single 8 Ohm Secondary

    $214

  • MAR-JCM1-PFS

    Marshall | JCM1 | Power Transformer

    1W Anniversary Model — Drop in Fatstack Upgrade!

    $163

  • O50JM-FS

    Marshall | 50 Watt | Output Transformer

    Plexi era — FatStack version for added low frequency extension and more clean headroom — Mounting Centers: 2-1/2″ X 3″

    $296

  • JETC-JCA22-OC

    Jet City | JCA22 | Output Transformer

    Jet City JCA22 — 8 & 16 Ohm taps — Oversized FatStack Upgrade! — Uses Grain-Oriented Iron

    $233
  • Spec Sheet

    P-CLASS30-P

    Peavey | Classic 30 | Power Transformer

    Classic 30 — FatStack Upgrade! — Single 120V Primary

    $201

  • MBRKII-P

    Mesa Boogie | Road King II | Power Transformer

    Road King II — 120V usage — FatStack Upgrade!

    $390

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.