The C4AQLLU4800A12K from Kemet Corporation is a Power Capacitor with Capacitance 8 uF, Voltage Rating 500 V, Peak Current 81 A, Equivalent Series Resistance (ESR) 9.1 mOhm, Inductance 13 nH. Tags: Through Hole, Film Capacitor. More details for C4AQLLU4800A12K can be seen below.