The B43726A9828M650 from TDK Corporation is a Supercapacitor with Capacitance 8200 µF, Voltage Rating 400 V, Equivalent Series Resistance 2.9 to 9 milli-ohm, Temperature Operating Range -40 to 85 Degree C. Tags: Screw Mount. More details for B43726A9828M650 can be seen below.