Foster Transformer CO

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Their homepage, crawled JUL 31, 2026

At a glance

EmployeesNot reported

In business since1937

Industry

Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing

HeadquartersCincinnati, OH

SAM.gov UEIM5PRPLE6M9R7

Foster Transformer Company manufactures transformers and related electrical components, including Class 2 transformers, isolation transformers, industrial control transformers, impulse heat sealing transformers, ignition transformers, autoformers, LED power supplies and drivers, mil-spec transformers, current transformers, EMI filters, and custom coils. The company serves applications in low voltage systems, battery charging, and appliances or vending machines.

Certifications

UL Listed

Facility	City	State	Employees	Status
Foster Transformer CO	Cincinnati	OH	—	◐ LIKELY ACTIVE

Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.