The B43713F2478M650 from TDK Corporation is a Supercapacitor with Capacitance 4700 µF, Voltage Rating 250 V, Equivalent Series Resistance 8.5 to 28 milli-ohm, Temperature Operating Range -25 to 85 Degree C. Tags: Screw Mount. More details for B43713F2478M650 can be seen below.