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Delivering the Raw Materials We Need to Manufacture the Best Products

It All Starts With Our Suppliers

Partnering with Suppliers

Sumitomo Electric Wiring Systems’ mission is to be the global leader delivering innovative electrical distribution systems that meet the demands of today’s ever-changing automotive market.

This drives us every day to continually expand our design and manufacturing capabilities, increase our efficiency and reliability, and make us an invaluable partner to our customers.

Key to our success is our relationship with our suppliers. The raw material our suppliers provide enables us to continue our mission to manufacture the highest quality automotive products for our OEM customers.