The FB27E46K0405JC from Kyocera AVX is a Power Capacitor with Capacitance 4.0 uF, Voltage Rating 1000 V, Peak Current 280 A, Equivalent Series Resistance (ESR) 16.0 mOhm, Inductance 25 nH. Tags: Through Hole, Film Capacitor. More details for FB27E46K0405JC can be seen below.