The ER15M123JR from Gowanda Electronics is a RF Inductor with Inductance 120 uH, DC Resistance 5.2 Ohms, DC Current 124 mA, Self Resonant Frequency 8.7 MHz, Operating Temperature -55 to 105 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for ER15M123JR can be seen below.