The A2405S-1WR2 with SIP (Single In-line Package) Power Modules ROHS manufactured by MORNSUN is an AC/DC Module. It is a single-phase 275V AC input 4-pin AC/DC module, rated at 5W that is designed to meet safety requirements of UL/IEC/EN 60950-1. The AC/DC module features built-in active PFC function and provides an output voltage of 12V with ±1.5% accuracy. It also offers high efficiency up to 87% and high reliability of 3KVac Working voltage insulation, making it suitable for a wide range of applications, such as communication, instruments, power audio applications, and consumer electronics. Other features include Class B EMI, adjustable output current, current recycle limiting, overvoltage/overload/short circuit protection, and soft start-up.