The CAP ALUM POLY 470UF 20 6.3V T/H is a type of capacitor, specifically a radial, can-type aluminum-polymer capacitor. It has a capacitance value of 470 microfarads (µF) and operates at a voltage rating of 6.3 volts. The component also features a high temperature range, with an endurance of 2000 hours at a maximum operating temperature of 105°C.