The FY5463000 is a lithium and LiFePO4 battery charger family with a universal 100-240Vac 50/60Hz input. Output choices include 42V 2A, 42V 3A, 42V 4A, 42V 5A, 54.6V 2A, 54.6V 3A and 54.6V 4A, with custom output settings also available. Depending on configuration, output power is 120W or 200W. The charger uses a CC-CV-trickle charge or stop-charge profile, shows status through a red/green LED, and stays cool without a fan thanks to free air convection.