The WPN3012HS4R7MT is a power inductor manufactured by Sunlord, which is equipped with an SMD, a 3x3x1.2mm size, and is compliant with RoHS standards. It is used for switching power supplies, converters, and DC/DC regulators; great for LC filters, PFC, and other common power supply applications. It features high-efficiency, low-loss inductance, low DCR, and low profile for higher power density designs. This inductor provides excellent heat resistance and stable performance over a broad range of frequencies.