The CAP ALUM POLY 820UF 20 6.3V T/H capacitor features a high capacitance of 820 microfarads at a voltage rating of 6.3 volts. This radial, can-type aluminum-polymer electrolytic capacitor has an ESR of 8 milliohms and is designed to operate for up to 2000 hours at a temperature of 105 degrees Celsius.