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Transformers, Power Supplies, Voltage Regulators

Jefferson Electric has been a pioneer and innovator of magnetic products since 1915. We enjoy a rich tradition of supplying the automotive, lighting, elevator, communication, transportation, power quality, government and industrial markets. We continue that tradition today with high-quality dry-type transformer products for our commercial, industrial and OEM customers.
High Quality Products

Jefferson’s broad line of dry-type transformers are backed by quality assurance systems so stringent that each and every unit gets thoroughly tested before it goes out the door. It assures us one of the lowest return rates in the industry.

Our products meet the highest industry standards for quality, durability and reliability. All standard Jefferson products are built as noted in accordance with appropriate UL, C-UL, CSA, and CE standards.

For further information or to receive a catalog, please email us at sales@controllerservice.com or use our contact form.

Jefferson Electric Website