Featured Products

All Results

  • JT45C-7H

    Marshall | 45 Watt, JTM45, MISC. | Choke

    45 Watt — 7H — 150mA — 2-3/8″ Mounting Centers

    $48.00
  • O50JM

    Marshall | 50 Watt | Output Transformer

    Plexi Era – 4, 8, and 16 Ohm Secondary — Endbells available in most colors

    $228.00
  • O100JM

    Marshall | 100 Watt | Output Transformer

    Plexi — 1.5″ stack. (endbells available in most colors, including original vintage)

    $286.00
  • JT45C-5H

    Marshall | 45 Watt, JTM45, MISC. | Choke

    45 Watt — 5H — 150mA — 2-3/8″ Mounting Centers

    $48.00
  • P18RS

    Marshall, Radiospares | 18 Watt | Power Transformer

    PT with Lug terminals like the original

    $250.00
  • M-CH

    Marshall | 100 Watt, 50 Watt, MISC. | Choke

    Late ’60s 100 watt — 3.8 Henry

    $48.00
  • MMO-100M

    Marshall | 100 Watt | Output Transformer

    Optimized for 6L6 / KT88 / 6550 tubes — 1.5″ stack. Uses Grain-Oriented Iron

    $292.00
  • 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″

    $250.00
  • O50JM-MM

    Marshall | 50 Watt | Output Transformer

    Plexi — KT88 / 6550 & 6L6 tubes

    $228.00
  • O45RS-L

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

    Leads (endbells available in most colors, including original vintage)

    $281.00
  • P50JM-475-C

    Marshall | 50 Watt | Power Transformer

    360-0-360VAC unloaded B+ — 6.3V CT @ 7A — Added 13V @ 1.5A Accessory Winding — With Universal Voltage Primary

    $308.00
  • MAR50-O

    Marshall | DSL / TSL 50 | Output Transformer

    DSL / TSL — Upgrade!

    $175.00
  • MP100-475

    Marshall | 100 Watt | Power Transformer

    Plexi — 475V B+ (endbells available in most colors, including original vintage)

    $281.00
  • P50JM-475

    Marshall | 50 Watt | Power Transformer

    Plexi — Approx 475VDC B+ —  360-0-360 unloaded B+ — 6.3V CT @ 7A — 120V, 230V and 240V Primary

    $281.00
  • M-JMP-1-P

    Marshall | JMP-1 | Power Transformer

    JMP-1 — Drop-in Upgrade! — NOT FOR MODDED UNITS! — Universal Voltage Primary

    $223.00
  • MAR100-OM

    Marshall | DSL / TSL 100 | Output Transformer

    DSL / TSL — Upgrade! — For use in Heads only — will not fit combo version — SuperStack

    $286.00
  • O18RS-L

    Marshall, Radiospares | 18 Watt | Output Transformer

    Leads

    $270.00
  • MAR18-OT

    Marshall | 18 Watt | Output Transformer

    Current handwired edition — 18 watt — 4, 8 & 16Ω taps

    $202.00

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.