The SP1210R-471K from API Delevan is a Power Inductor with Inductance 0.47 µH, Inductance Tolerance ±10 %, DCR 100 milli-ohm, Saturation Current 1870 mA, Temperature Operating Range -55 to 125 Degree C. Tags: Surface Mount. More details for SP1210R-471K can be seen below.