HomeGrid, 4.8kWh Battery Module, 4000000Up to 10 units in parallel allow high capacity up to 38.4kWh. Whole-home backup with the high power of 15kW energy storage. Real time display, mobile access, established closed-loop communications. Flexible Design that is expandable. Each module has a capacity of 4.8kWh. Each Stack supports up to 8 modules. IP55 water/dust resistance. BMS (Battery Management System) ensures ideal battery health. UL 1642, UL 1973, UN 38.3, UL 9540. Dimensions (LxWxH): 29″ x 15.75″ x 14.75″ 10 year warranty.HOMEGRID_4.8kw_3359_480-0143 Spec Sheet