The C4AQQBW5200A3LJ from Kemet Corporation is a Power Capacitor with Capacitance 20 uF, Voltage Rating 1100 V, Peak Current 321 A, Equivalent Series Resistance (ESR) 3.9 mOhm, Inductance 13 nH. Tags: Through Hole, Film Capacitor. More details for C4AQQBW5200A3LJ can be seen below.