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.

Global Terms and Conditions

IMDS/ELV/SoC Requirements

Click the links below to download the forms you need.

Environmental Procedures and Requirements (IMDS-ELV)

Reference Documents

Short SoC Reference for North America

SEWS North America EU Chemical Standard

SEWS Raw Material Suppliers Information

Requirements for Electronic Data Interchange with Sumitomo Electric Wiring Systems:

Complete the EDI Questionnaire (Microsoft Excel Format)
Email the completed form to sewsediprogrammers@sewsus.com
Suppliers will need the capability to communicate with our VAN(Covisint) or Via ANX for their EDI messages transmissions and receipts.
1. Covisint is our VAN (Value Added Network) and provides Sumitomo a single connection to exchange EDI messages with our partners. It has a established interconnects with all major VANs in the automotive industry as well as many others.
2. The ANX Network is a secure virtual data network that allows for direct connections between North American companies.
Suppliers must have a contingency plan in place when the suppliers internal processes fail so that EDI information can still be exchanged.
If suppliers are not EDI capable a 3rd party service bureau can be used.