Precision Electric Motor Sales PEMS is the premier stocking master distributor specializing in supplying trusted quality brand electric motors to markets throughout North America. Serving the industry since 1975. Our commitment PEMS is the premier stocking master distributor specializing in supplying trusted quality brand electric motors to markets throughout North America. Serving the industry since 1975. Our commitment to inventory, vast product scope, same-day shipping, dynamic customer service and technical knowledge, extensive cross reference, and local sales support make The PEMS ADVANTAGE a definite value-add.