The ER15M243JR from Gowanda Electronics is a RF Inductor with Inductance 240 uH, DC Resistance 7.8 Ohms, DC Current 101 mA, Self Resonant Frequency 5.9 MHz, Operating Temperature -55 to 105 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for ER15M243JR can be seen below.