Triple safety protection Three-level fire protection design for PACK & Battery Cabinet: Prevention + Venting + Suppression High Security Semi-Solid-State Battery Technology Flexible Combination Flexible grid connection Multi-unit combination Long Service Life Liquid cooling system 20-year daily 1C1D cycling High Efficiency 1C high-power grid-connected capacity expansion Multiple Functions Load shifting, Peak shaving & frequency regulation, Backup power, Peak capacity expansion Product Features 1C high-power grid-connected capacity expansionLow investment, easy installation, flexible layoutLarge capacity with reduced installation spaceSingle-unit or multi-unit combined operationCloud APP management for independent and efficient O&MEnhanced safety with PACK-level fire protection GET FREE A QUOTE Why Us Product Specifications ModelYDC-404.6kWh-B-YYDC-253kWh-B-YDimensions (H*W*D)1765x1500x2550mm1500x1450x2200mmWeight4 t2.8 tProtection LevelIP54IP54Rated PowerDC 400kWDC 250kWCapacity404.6kWh253kWhRated Output VoltageDC1331VDC832VPCS Inclusion StatusExcludedExcludedCycle Life5000 cyc@25°C 70%SOH (1P/1P)5000 cyc@25°C 70%SOH (1P/1P)ModelLFP 304AhSystem Conversion Efficiency94%94%Thermal Management MethodLiquid CoolingLiquid CoolingApplication EnvironmentC5 corrosion resistance & class IV pollution toleranceC5 corrosion resistance & class IV pollution toleranceWorking Temperature-30~50°C-30~50°CCertificateUN38.3 (PACK) About Certified and Recognized by Industry Gallery Product Views