Posts Tagged: 4R Energy

4R Energy earns first UL 1974 battery reuse certification

4R Energy, a joint venture between Nissan and Sumitomo that focuses on EV battery reuse, will be the first group certified to the UL 1974 Standard for Evaluation for Repurposing Batteries. UL 1974 outlines how to sort and grade EV battery packs, modules, and cells, identifying state-of-health and determining viability for second-life use as storage…. Read more »