The ER10M272JKR from Gowanda Electronics is a RF Inductor with Inductance 27 uH, DC Resistance 3.5 Ohms, DC Current 135 mA, Self Resonant Frequency 20 MHz, Operating Temperature -55 to 105 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for ER10M272JKR can be seen below.