Marshall Style JTM45 Power Transformer 100/120/240V 40-18095

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  • Item #: 40-18095

Vintage Constructed Amplifier Transformers by Magnetic Components, Inc.

Vintage Spec, Paper Wound!
Replacement Tube Amp Transformer
Proudly manufactured in the U.S.A.

Our Part# Style Series Type Wattage Mains Voltage
40-18095 Marshall Plus Power 45W / 50W 100/120/240V


Alternates: 40-18023 (Basic Version), 40-18054 (Laydown Version)
Reference#: 1202-55, 1202-118, 1202-164, 1202-324
Used In: JTM45**, JTM50**, 50W JMP** and 50W JCM800**
Description: This is the ultimate power transformer for the Marshall amp enthusiast! It features decades of Marshall 50W power transformer development in one great package plus has many additional upgrade features. This power transformer covers most 45W and 50W Marshall style amp applications from the 1960s to the late 1980s. It is a great vintage era type constructed, paper layer wound power transformer for JTM45**, JTM50** 50W JMP** and 50W JCM800** style amplifiers with upright style mountings. It has the multinational primary voltages of 100V, 120V, & 240V. This also is a great upgrade power transformer since it features the highest performing and coolest running, grain oriented M-6 steel lamination, a copper flux band for hum reduction and three separate B+ rating options appropriate for a variety of solid state and tube rectification applications. This is a very versatile Marshall style power transformer for use in 50W or so DIY amp projects and new OEM builds.
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General Features:
  • Paper layer wound like the vintage era originals
  • Made in USA by Magnetic Components, Inc.
  • Manufactured using proper construction methods
  • Made with premium materials
  • Proper mountings / No chassis drilling required on most
  • Made with pre-tinned "Topcoat" PVC appliance wire for soldering ease
  • RoHS Compliant
  • Two exclusive series: ClassicTone Vintage and ClassicTone Plus
The Vintage Series offers Fender* and Marshall* type amplifier transformers made with true-to-original specifications, vintage era construction methods and high quality materials. This series features correct mountings and requires no chassis hole drilling!
The Plus Series offers Fender* and Marshall* type amplifier transformers for general replacement, upgrades and additional features such as international voltage taps. These are still manufactured using the same fine construction methods and premium materials as our Vintage series transformers.
These may require chassis modifications...see specifications for details.

Quantity Discounts are Available. Contact Sales for additional information.


Return Policy
Because these are electronic components, returns are only accepted on Damaged, DOA or Unused units only.
Return shipping costs are the responsiblity of the purchaser.
Prior approval is required for all returns. Contact Sales for an RMA Number.
Returns are subject to a restocking fee equal to any Credit Card, eBay or Paypal fees associated with the original transaction.


*Disclaimer: Magnetic Components, Inc. is not affiliated with Fender Musical Instruments Corp. and Marshall Amplification.
**All of the above listed amplifier models are trademarks of Fender Musical Instrument Corp. or Marshall Amplification.


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Price $122.13
Availability In-Stock