The B43733E2159M650 from TDK Corporation is a Supercapacitor with Capacitance 15000 µF, Voltage Rating 250 V, Equivalent Series Resistance 2.9 to 9.2 milli-ohm, Temperature Operating Range -25 to 85 Degree C. Tags: Screw Mount. More details for B43733E2159M650 can be seen below.