80V 200A-G Walkie Stacker Charger Introducing the FST-Li-G Series High-Frequency Charger, a state-of-the-art charging solution renowned for its exceptional performance and efficiency. This series of chargers utilizes the cutting-edge LLC topology, offering a compact form factor and superior conversion efficiency. With a 3-phase 480VAC input voltage and forced-air cooling system, this charger delivers remarkable charging capabilities while providing extensive protection features against input overvoltage, undervoltage, output overvoltage, undervoltage, overcurrent, output short circuit, and fan failure.