Trane Co

Commercial Electric Motor Service Inc. is a trusted motor service company in St. Louis, MO, proudly family-owned since 1944. We specialize in air conditioning motors, air conditioning motor repair, and draft inducers, serving businesses and contractors who need reliable solutions fast. Our inventory includes motor controls & variable frequency drives, unique & hard-to-find motors, AC & DC electric motors, parts & accessories, plus expert repairs and modifications. Known for fast delivery of motors and parts, including overnight options, we keep your operations running without delay. Call today to get the right motor or repair service—delivered quickly and backed by decades of expertise.

Thermo King is the world leader in transport temperature control systems for trucks, trailers, buses and rail cars. Thermo King also manufactures auxiliary power units, which dramatically reduce engine idling. As part of Thermo King’s unmatched nationwide dealer network, we provide expert factory-trained service when and where you need it, and a complete line of genuine and competitive parts. Trust us to get you back on the road quickly and keep you up and running.