The ER5025S-122 from Gowanda Electronics is a RF Inductor with Inductance 12 uH, DC Resistance 2 Ohms, DC Current 0.25 A, Self Resonant Frequency 37 MHz, Operating Temperature -55 to 105 Degree C. Tags: Wire Wound Inductor. More details for ER5025S-122 can be seen below.