The HB1325-2R5156-R from Eaton is a Supercapacitor with Capacitance 15000 mF, Voltage Rating 2.5 to 2.8 V, Equivalent Series Resistance 50 mOhms, Temperature Operating Range -25 to 70 Degree C. Tags: Through Hole. More details for HB1325-2R5156-R can be seen below.