Turnkey solution for 20kWh energy storage. Lowest Price Online and Best Delivery We added all the accessories, power cables, batteries and communication cables for a faster and safer set-up. Full kit with protection devices, cables, enclosure and batteries. The Energy Storage System (ESS) is made. Rated Output Power: 20kW/30KW/50KW Rated Energy: 51. 2 kWh/ 60 kWh/107 kWh Cooling Way: air cooling Warranty: 60-month warranty from the delivery date Certifications: CE, FCC, UN38. Battery Chemistry The most popular chemistry for residential and commercial storage is LiFePO₄ (Lithium Iron Phosphate) due to its excellent thermal stability, long cycle life, and safety. While cheaper chemistries like lead-acid. Supplier highlights: This supplier is both a manufacturer and trader, mainly exporting to the United States, Puerto Rico, and Greece, offering quality control, full customization, and design customization with a positive review rate of 97. Our high-voltage battery storage units are also extremely easy to install and can continuously run without overheating due to their natural cooling system. Founded in 2002, Huijue Group is a high-tech service provider integrating the integration and application of intelligent network equipment and intelligent energy storage equipment.