Jefferson Electric has supported customers across North America with top-quality magnetic products for over 100 years. Today, we’re the industry’s trusted source for dry-type low- and medium-voltage transformer solutions.

Every item in our broad selection is built to the industry’s highest standards, backed by an ISO-backed quality system, and tested multiple times before leaving the factory. We ensure quick delivery by stocking over 250 standard items across the country. And if your project requires customization, our experienced engineers provide tailored and modified designs to meet your specific requirements for every application.

Jefferson Electric proudly partners with Bemag Transformer to support customers across Canada.

An ERMCO company

ERMCO, Inc. is your one-stop partner for transformers and power solutions. Headquartered in Dyersburg, Tennessee since 1971, ERMCO delivers the industry’s widest range of products, services, and support to the utility, renewable energy, public power, commercial, and industrial markets. ERMCO is a wholly owned subsidiary of AECI.


Built to a higher standard

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