Sumitomo Electric Industries
About
Sumitomo Electric Industries is an Osaka-based manufacturer of wires and cables, components, materials and systems, which also makes vanadium redox flow batteries.
Founded in 1897, its products range from optical and electrical components, powders and cutting tools to systems for power, communications and data centres. It works across five business segments: automotive, electronics, info-communications, environment and energy, and industrial materials. Its flow batteries are offered for renewable energy integration and grid stability. The group reported about 303,000 consolidated employees at the end of March 2026.
The 2025 Battery Report lists Sumitomo Electric among Asia-Pacific flow battery players.
From the Battery Report
Battery Report 2025 · chapterApplications: Stationary Energy StorageVolta Foundation's annual report on this part of the battery industry.Supply Chain Segments
Battery Chemistries
Location Info
- HQ
- Osaka, Japan
Sources
Where the details on this profile come from.
Headquarters: Osaka
- sumitomoelectric.com · Company site · checked Oct 2026“Sumitomo Electric Industries, Ltd. Head Office 4-5-33, Kitahama, Chuo-ku, Osaka, Japan”
What they do: Energy Stationary Storage (ESS)
- Battery Report 2025, p.405 (Metal-Air/Flow Batteries, Industry Players: Asia - Pacific) · Battery Report · checked Oct 2026
Quick Facts
- Last Updated
- Oct 16, 2026