The ECS-MPI4040R3 from ECS Inc. International is a RF Inductor with Inductance 0.22 to 22 uH, DC Resistance 5.8 to 408 mOhms, DC Current 1.1 to 8 A, Operating Temperature -55 to 125 Degree C, Quality Factor 174 to 1870. Tags: Ceramic Inductor. More details for ECS-MPI4040R3 can be seen below.