The WRF4803S-3WR2 is a high-quality, high-efficiency power module from MORNSUN. It is designed for use in consumer electronic applications and is RoHS compliant. This power module is through-hole mounted and features an efficiency rating of up to 97%. It also has an input voltage range of 87VAC to 305VAC and an output voltage of 3V/3A. This power module is suitable for a wide range of applications such as lighting, industrial control, telecom, instrumentation, and other consumer equipment. It complies with most safety standards and is protected against over-voltage, over-current, and over-temperature conditions.