The ER10M243JR from Gowanda Electronics is a RF Inductor with Inductance 240 uH, DC Resistance 25 Ohms, DC Current 47 mA, Self Resonant Frequency 8 MHz, Operating Temperature -55 to 105 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for ER10M243JR can be seen below.