Technology & Support

  • What is a Wiring Harness?
    Post time: 05-09-2019

    The wiring harness has been our core business since 1987. Sumitomo Electric Wiring Systems designs and manufactures the highest quality and most reliable wiring harness products for the automotive industry. A wiring harness is an organized set of wires, terminals and connectors that run throughou...Read more »