The SRS74R-181M-LF from Coilmaster Electronics is a Power Inductor with Inductance 180.0 µH, Inductance Tolerance ±20 %, DCR 1000.0 milli-ohm, Saturation Current 0.40 A, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for SRS74R-181M-LF can be seen below.