4R Energy
A company established by Nissan Motor Co., Ltd. and Sumitomo Corporation in September 2010 to jointly develop the 4R business for reuse of electric vehicle batteries.
Last updated September 1, 2026
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Overview
4R Energy Corporation is a company established in September 2010 by Nissan Motor Co., Ltd. and Sumitomo Corporation to jointly advance the 4R business as an energy storage solution in the global market. The company focuses on the reuse, remanufacturing, and sale of batteries used in electric vehicles, contributing to a circular society and carbon neutrality.
History
4R Energy Corporation was established in September 2010 by Nissan Motor Co., Ltd. and Sumitomo Corporation to jointly advance the 4R business as an energy storage solution in the global market. In June 2019, the company obtained the world's first certification of the evaluation standard for battery reuse (repurposing), 'UL1974'.
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