4322-021-34320 is a surface mount power inductor made by FerroxCube, a manufacturer of electronic components based in the Netherlands. It has a rated inductance of 22 mH, a saturation current of 1.8 A and a resistance of 8.3 mO. It is designed for use in DC-DC converters and in power supply circuits. It is able to handle peak currents up to 3 A.