The BCAP0005 P300 X11 from Maxwell Technologies is a Supercapacitor with Capacitance 5000 mF, Voltage Rating 3.0 V, Equivalent Series Resistance 35 mOhms, Temperature Operating Range -40 to 65 Degree C. Tags: Through Hole. More details for BCAP0005 P300 X11 can be seen below.