The energy storage battery module is a 48V small high-end power supply by using high-performance lithium-ion batteries. It adopts advanced design such as high-efficiency conversion topology, intelligent charge, and discharge control, automatic battery balance, real-time sampling of the main status, and so on. The 19-inch standard battery cabinet is suitable for areas with strict environmental protection and safety requirements, such as residences, hotels, and shopping malls. Built-in large-capacity lithium iron phosphate battery pack, charge controller, lithium battery management system, seamless switch, RS485, CAN communication full-function module. Small size, long life, stable and reliable performance, and energy-saving and environmental protection.