The Mean Well HBG-200-48AB is a high-efficiency, enclosed type 200 watt Single Output AC-DC power supply. This power supply has been designed with an ac input voltage of 110~305Vac, adjustable output voltage of 12~58Vdc, and a total efficiency of up to 93%. The power supply is enclosed in a metal case with a cooling fan, and includes various built-in protections, such as short circuit, over voltage, and over temperature. This unit is fully certified to the latest safety standards.