The MLRF1812-273J from Gowanda Electronics is a RF Inductor with Inductance 270 uH, DC Resistance 12 Ohms, DC Current 129 mA, Self Resonant Frequency 4 MHz, Operating Temperature -55 to 125 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for MLRF1812-273J can be seen below.