The WA5-220S05D3A is an AC-DC through hole power module manufactured by Aipu. It has a universal input of 90-264VAC/127-370VDC voltage, dual regulation, and a power output of 5V rated at 22A. It also has comprehensive protections, including short-circuit and over-current, over-voltage, and over-temperature, to ensure reliable and safe operation. This module meets the RoHS requirements and is suitable for a wide range of applications such as medical, telecommunications, industrial control and power supplies.