A battery energy storage system (BESS) is an electrochemical device that charges (or collects energy) from the grid or a power plant and then discharges that energy at a later time to provide electricity or other grid services when needed. JB BATTERY is one of the world's leading suppliers of BESS products. These include electric power and control systems, battery energy storage system, emergency power supply, outdoor power supply solution, lithium ion battery, custom battery pack and so on. Each product is tailored to client life cycle... read full review »