The HE5A402K063BZSS from Vishay is a Supercapacitor with Capacitance 4 mF, Voltage Rating 63 V, Equivalent Series Resistance 100 mOhms, Temperature Operating Range -55 to 125 Degree C. Tags: Through Hole, Radial Leaded. More details for HE5A402K063BZSS can be seen below.