Transformer Manufacture, Inc. was founded in 1949. Today, our goal is still the same, to provide you with the most cost-effective transformers made in the U.S.A.

TMI manufacturers custom Power, Audio, Choke, Toroid, and printed circuit-mounted transformers for industries like computers, power conditioners, audio, medical, lighting, food service equipment, telecommunications, controls, and so many more. TMI welcomes large or small volume orders, depending upon your inventory requirements.