The B43707A5159M650 from TDK Corporation is a Supercapacitor with Capacitance 15000 µF, Voltage Rating 450 V, Equivalent Series Resistance 2.8 to 7.3 milli-ohm, Temperature Operating Range -25 to 85 Degree C. Tags: Screw Mount. More details for B43707A5159M650 can be seen below.