General Info

Established in 1986, Sumitomo Electric Wiring Systems Inc. is a manufacturer and wholesaler of electrical equipment and related supplies. It offers a range of products, such as wiring harness, terminals, connectors, relay boxes/junction boxes and other automotive parts. It delivers electrical and electronics systems/modules for cockpit, engine compartment, interior, cabin doors, automobile, trucks, watercraft, all-terrain vehicles and motorcycles. Located in Lexington, Ky., the firm is a subsidiary of Sumitomo Electric Industries, Ltd. (Japan) and Sumitomo Wiring Systems, Ltd. (Japan).