The B25631B1556K600 from TDK Corporation is a Power Capacitor with Capacitance 55 uF, Voltage Rating 1600 V, Peak Current 4800 A, Equivalent Series Resistance (ESR) 2.3 mOhm, Inductance 35 nH. Tags: Stud Mount, Film Capacitor. More details for B25631B1556K600 can be seen below.