Marshall JTM45 Style 45W Output Transformer 4/8/16 Ohm - APD-8039M by Mercury Magnetics (Upgrade of 40-18039)

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Mercury Magnetics®
Premium guitar amplifier power transformers, output transformers and chokes.
Proudly manufactured in the U.S.A.

Our Part# OEM Part# Series Type Rating
APD-8039M ToneClone Output 45W - 6.6K 4/8/16 Ohm 


Alternates: APD-8039H
Reference: 45W OT 784-103

Description: Great vintage/upgrade output transformer for JTM45 Style Amplifiers. It features 4/8/16 Ohm taps with a buried 100V tap. A great Paper layer wound output transformer with 6.6KOhm primary for use with KT66 tubes!!! It is also great for general replacement, new OEM amplifier builds and D.I.Y. amp projects. 

Made in the USA!

Used In: Marshall Style JTM45  45W amplifiers
The ToneClone Series
ToneClone transformers are exact genetic duplicates from these sought-after amps. Many came from amps owned by your favorite players. The same amps that were used to record some of the greatest electric guitar songs we’ve known.
The Axiom Series
Axiom series transformers are in a class by themselves. We’ve taken our advanced knowledge of modern transformer designs and mated it with our unparalleled expertise with vintage gear. The result is next-generation transformers that’ll blow your mind!


Return Policy
Because these are electronic components, returns are only accepted on Damaged, DOA or Unused units only.
Return shipping costs are the responsibility 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: All of the above listed amplifier models are trademarks of their original manufacturers.

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