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Product Information

We search for leading-edge technologies and the best quality to be your supplier of choice.

As a global supplier, we manufacture wiring harnesses and components for automobiles, wiring harnesses for office equipment, and various cables.

Wiring Harnesses Wiring Harness Components Modularized Products and Car Electronics
Research and Evaluation System Sumitomo Wiring Systems' research and evaluation systems continuously search for the best quality.

Product Catalogs for Automobiles

Connector Products for Automobiles

Connector Catalogs

You can search for connectors by application, specifications, or product number and download catalogs as PDF files.

Wires and Cables for Automobiles

Wires and Cables Catalogs

You can see specifications by product type.

Convoluted Tube

Convoluted Tube Catalogs

You can see specifications by product type.