Sumitomo Electric ★ 0Sign in to vote

Sumitomo Electric supplies automotive products and technologies, including wiring harnesses and electronic components used in vehicles. Its automotive business describes wiring harnesses as systems that carry power and information through a vehicle, while its electronic-products portfolio includes gateways, body electronic control units, junction blocks, and relay boxes. These components support in-vehicle electrical and communication functions. The company’s profile is relevant to readers researching automotive electrical systems and component suppliers.