The C4AQLBW5900A3OK from Kemet Corporation is a Power Capacitor with Capacitance 90 uF, Voltage Rating 500 V, Peak Current 585 A, Equivalent Series Resistance (ESR) 1.7 mOhm, Inductance 14 nH. Tags: Through Hole, Film Capacitor. More details for C4AQLBW5900A3OK can be seen below.