This 250kW all-in-one containerized energy storage system integrates lithium batteries, inverter, and smart energy management in a 20FT container for easy installation, transportation, and stable operation. The standardized 20ft container system can be configured with 1075kWh 250kW energy storage system. 250 to 1000 kWh usable stored energy 1 Product brochure Eaton xStorage battery energy storage system (BESS) 250 to 1000 kWh usable stored energy Versatile energy storage for commercial and industrial applications The demand for power, and variation in the demand, continues to increase due to. This product is a 250kW/520kWh industrial and commercial integrated energy storage cabinet utilizing Lithium Iron Phosphate (LFP) battery cells. It is highly integrated within a prefabricated container (20ft/40ft options available), combining the PCS, BMS, EMS, photovoltaic interfaces, diesel. The HMX-BESS-250500 is a high-performance lithium battery storage container designed with advanced battery and inverter technology.