Maddox Industrial Transformer, LLC  

Greer,  SC 
United States
  • Booth: 1939

Thousands of New and Reconditioned Transformers, In Stock.

Maddox serves the transformer needs of electrical contractors across North America. We work with small operators, all the way up to the largest projects in the country. Our customers value speed, transparency, and an easy buying experience.


We sell, rent, repair and buy transformers.


With thousands of units in-stock and expedited production slots available, Maddox is dedicated to fast lead times and helping you get your project powered on as fast as possible. Our highly trained sales and customer service teams are dedicated to finding you the right transformer and delivering it to you at the right time.


We aim to provide you with a dependable product and outstanding customer service. No matter what, we strive to conduct ourselves with integrity and upright character, because we know that our greatest assets are a good reputation and strong relationships with our customers.

Maddox Products

Maddox Services

Brands: Padmount, Substation, General purpose low voltage dry-type, Medium voltage dry-type

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Sun. Sep. 29 - Tue. Oct. 1, 2024 
San Diego Convention Center, San Diego, CA

Show Hours:
Sunday, Sep. 29:  11:30am - 5:00pm
Monday, Sep. 30:  11:30am - 4:00pm
Tuesday, Oct. 1:  9:00am - 1:00pm


Future Dates
2025: Chicago Sept. 12-15
2026: Las Vegas

2027: Indianapolis