customer reviews

Don’t just listen to us. Take it from our customers and their 600+ 5 Star Reviews.

Trusted by America’s Biggest Companies

Maddox transformers are installed in all 50 United States, Canada, and South America. We’ve provided thousands of transformers to the companies that power American industry.

What Our Customers Say

Wondering if you can trust Maddox with your next project?  Listen to what some of our customers have to say.

600+ 5 Star Reviews

Having the largest transformer inventory in the USA doesn’t help anyone without the team behind it. At Maddox we pick up the phone when you call and ensure you get the transformer you need when you need it.

Friendly folks with lots of knowledge about transformers.

Lucas B.

Fast, easy, and good pricing. I had my new transformer on my dock within 3 days of ordering online. Thanks!

Juan M.

Fast Service & Delivery. Will do business in the future!

William P.

Fast shipping, great pricing!

Clyde L.

Fast shipping, items as described. Pleasure to do business with.

Moresanm

Fast shipping, good price and item works perfectly

Jon K.

Fast shipment and the equipment has been great so far!

Michael S.

Fast service, correct item, came as described

Roy W.

Fast service, ....

Mike L.

Fast delivery and good product.

Trent B.

Experience the Maddox Difference

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A padmount transformer outside a data center filled with fr3 fluid