Capacitor CAP ALUM POLY 56UF 20 25V SMD is a radial, can-style component featuring an aluminum-polymer dielectric. It has a capacitance of 56 microfarads and a working voltage rating of 25 volts. The part number indicates it is a surface-mount device (SMD) with a maximum resistance of 50 milliohms and a lifespan of up to 3000 hours at an operating temperature of 105 degrees Celsius.