Rex Power Magnetics is a Canadian dry-type transformer design and manufacturing company
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Toll Free: 1.800.387.2840

Rex Power Magnetics

Rex Power Magnetics is a Canadian dry-type transformer design and manufacturing company, headquartered in Concord, Ontario (Greater Toronto Area). Since its humble beginnings in 1972, Rex has quickly emerged as a competitive and innovative supplier of high-quality CSA certified and UL listed power magnetic products for markets in North America and overseas. With over 270 employees, we offer a broad product line including custom dry-type transformers, reactors, other magnetic devices, and related components and services. We distinguish ourselves from the competition by our focus on continual product improvement, responsiveness, and customer service.

Global Certifications B
Responsive Customer Service
Quality Management B
Global Certifications A
Quality Management
Quality Management A

Featured products

REX Cast Coil Transformers now UL Marked

Rex Power Magnetics successfully completed the 2 year long life cycle testing of its insulation system for Cast Coil transformers and received a UL Certificate of Compliance per to UL1562 and IEEE Std. C57.12.01-2005 standards and can now display the UL mark.

Certificate number: 20140806-E199463
Report Reference: E122463-19990527

Cast Coil Transformers
up to 10MVA and 34.5kV. 180 °C insulation class.

Rex Power Magnetics has produced CSA approved Cast Coil transformers since 1997 with numerous installations successfully commissioned across North America and around the world.

The addition of the UL Mark along the CSA mark is a testament to the enviable track record of Quality, capsule performance and reliability of REX Cast Coil transformers.