Today, Dongan combines our 90 year history of specialty transformer manufacturing expertise with a complete catalog of stock transformers for the distributor, OEM and MRO markets. With facilities in Michigan and Ohio, Dongan is a major supplier of dry-type, industrial control, residential and industrial ignition, motor drive isolation, and CE Marked transformers to customers throughout North America. We are proud of our heritage and look forward to serving our customer base into the new millennium.

Dongan Transformers

Motor Drive Isolation Transformers
K-Factor Transformers
Buck Boost Transformers
Dry Type Three Phase
Dry Type Single Phase
Series 36 Signaling
Transformer Lighting Disconnects
33 Series Control Transformers
Industrial Control Transformers
Ignition Transformers
Custom Designs

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