Collection: Sumitomo Automotive Connectors & Wiring Systems

Sumitomo Wiring Systems, Ltd., headquartered in Yokkaichi, Japan, was founded in 1917 as an electrical wire manufacturer and has grown into a leading global company in automotive wiring harnesses. Guided by its philosophy "Connect with the Best," the SWS Group—supported by more than 200,000 employees worldwide—develops wiring harnesses, connectors, electric wires, and electronic components, serving the automotive industry's evolving needs in electrification, automation, and connectivity.