LiFePO4 battery manufacturer - Our Modular Battery series meets several important certifications, including CE, IEC 62619, MSDS, UN38.3, RoHS, and Redway (ISO9001:2015). We offer customized solutions for our modular series to meet specific customer requirements, with the option of connecting up to 40 modules in parallel to achieve 204.8 KWH/48V or 51.2V in series. As a China-based supplier and factory, we provide B2B and OEM options for our customers.