The ER17S392JKR from Gowanda Electronics is a RF Inductor with Inductance 39 uH, DC Resistance 1.93 Ohms, DC Current 205 mA, Self Resonant Frequency 29 MHz, Operating Temperature -55 to 105 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for ER17S392JKR can be seen below.