The C4AQQEW5550A3AJ from Kemet Corporation is a Power Capacitor with Capacitance 55 uF, Voltage Rating 1100 V, Peak Current 595 A, Equivalent Series Resistance (ESR) 3 mOhm, Inductance 17 nH. Tags: Through Hole, Film Capacitor. More details for C4AQQEW5550A3AJ can be seen below.