The C4AQLBU5250A12K from Kemet Corporation is a Power Capacitor with Capacitance 25 uF, Voltage Rating 500 V, Peak Current 245 A, Equivalent Series Resistance (ESR) 4.4 mOhm, Inductance 28 nH. Tags: Through Hole, Film Capacitor. More details for C4AQLBU5250A12K can be seen below.