The CAP ALUM POLY 820UF capacitor features a high capacitance of 820 microfarads and operates at a voltage rating of 6.3 volts. It is constructed with an aluminum-polymer material, making it suitable for radial and can applications. This component has a low equivalent series resistance (ESR) of 8 milliohms and a long lifespan of 2000 hours at 105 degrees Celsius.