The C4AQUBU4500A12J from Kemet Corporation is a Power Capacitor with Capacitance 5 uF, Voltage Rating 1300 V, Peak Current 145 A, Equivalent Series Resistance (ESR) 8.2 mOhm, Inductance 28 nH. Tags: Through Hole, Film Capacitor. More details for C4AQUBU4500A12J can be seen below.