The industry leader in guitar amplifier transformers & chokes • Est. 1954

Unlock your guitar amp's full sonic potential.

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You won't believe your ears! Discover the extraordinary tonal improvement that only Mercury Magnetics™ transformers can give your tube-based guitar amps.

Mercury Magnetics™ designs, hand-builds and tunes the largest and best-sounding selection of vintage and upgrade electric guitar amp transformers in the world. No matter what kind of tube-based guitar amp you are looking to restore, build or upgrade we've got at least one, if not several, outstanding transformer sets for you to choose from. We're also the source for your vintage transformer restorations!

Whether you are a tube-based guitar amp manufacturer, boutique builder, player, repair shop, restorer, or recording studio owner, you can depend on Mercury Magnetics™ for outstanding build quality, consistency and most of all -- great tone!

On this website you will find useful information about guitar tube amplifier transformers, as well as the transformers best suited for your project. We encourage you to contact us directly (phone, fax or email) with your questions or if you need assistance.

All Mercury Magnetics™ products are 100% handmade by us in California, USA.

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