The L-15WR12JV4E from Johanson Technology is a RF Inductor with Inductance 0.12 to 0.12 uH, DC Resistance 0.48 Ohms, DC Current 500 mA, Self Resonant Frequency 1100 MHz, Quality Factor 50 @ 250 MHz. Tags: Wire Wound Inductor. More details for L-15WR12JV4E can be seen below.