The MLRF15M121K from Gowanda Electronics is a RF Inductor with Inductance 1.2 uH, DC Resistance 0.42 Ohms, DC Current 650 mA, Self Resonant Frequency 180 MHz, Operating Temperature -55 to 125 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for MLRF15M121K can be seen below.