
THE TRANSFORMER AUTHORITY
Jefferson Electric has manufactured dry-type transformer products since 1915. We provide quality products to the commercial, industrial and OEM marketplace. Our experienced design engineers are ready to create the custom products you require.
Our COVID-19 message
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Jefferson Electric is part of Spire Power Solutions. By bringing together the industry’s widest range of transformers and power solutions, we deliver products, services, and support tailored for your success. www.SpirePowerSolutions.com
Bemag is our partner in Canada. We service our distributors throughout the country with local warehouses for prompt delivery of product. www.Bemag.ca
The developers of a patented Harmonic Suppression System (HSS) joined the group to bring this specialty solution to reduce usage and costs in buildings where there are non-linear loads. www.HarmonicsLimited.com
The Pioneer Dry Type Group recently formed a solid network of sales representatives with knowledge specifically in industries that require larger voltages. www.PioneerMVMagnetics.com
FIND A PRODUCT
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We’re Growing!
We will continue our search for talented engineers and customer service representatives when we can hold in-person interviews. Please send us your resume.
PRODUCTS
Single-Phase Encapsulated
Single-Phase Ventilated
Three-Phase Encapsulated
Three-Phase Ventilated
Class I, Div 2
Totally-Enclosed, Non Ventilated
Drive Isolation
Pool & Spa Lighting
Non-Linear
Harmonic Mitigation / Zig-Zag
Harmonic Suppression
Buck Boost
Industrial Control
Custom Solutions
18-Pulse
Seismic Qualified
Accessories
Medium Voltage Power
Medium Voltage Industrial Control
Switch Assembly