The GC120A48-AD1 is a 120W single-output battery charger designed for both lead-acid and Li-ion batteries. It delivers a typical DC voltage of 54.4V and a continuous output current of 2.21A, with a total rated power of 120.2W. This model features a universal AC input from 85 to 264VAC, a high typical efficiency of 91%, and a fully enclosed plastic case cooled by free air convection. It is equipped with protections for short circuit, overload, over voltage, and over temperature, making it a reliable charging solution for batteries with a recommended capacity of 10 to 35Ah.