TSTM

Today building the most accurate voltage transformers in the industry, TSTM is a fully independent company that sprang from the experience and resources of a meter services operation known as May Engineering. Begun over 60 years ago in Albert Lea, Minnesota, May Engineering pioneered the Mobile Meter Shop with a fleet of trucks able to bring much-needed services across the Upper Midwest... TSTM manufactures and provides meter sockets and voltage transformers to the electrical industry nationwide... TSTM Inc. is an industry leading manufacturer of secondary voltage transformers. Across the United States, Investor-Owned Utilities, Electric Cooperatives, and Municipal Utilities, trust TSTM products for use in electric metering applications. Our unique line of products create a safe work environment, ensure revenue grade accuracy, and provide necessary component protection for utility, industrial, and commercial installations. Our products are manufactured and assembled in the USA.

Also known as: TSTM, Inc.

Primary location: Sioux Falls United States