The CAP ALUM POL 1200UF 20 2.5V T/H capacitor is a type of radial, can-style aluminum-polymer capacitor with specific ratings and characteristics. It features a high capacitance value of 1200 microfarads (µF) at a voltage rating of 2.5 volts. This component has a low ESR (Equivalent Series Resistance) of 7 milliohms and is designed to operate for up to 2000 hours at an elevated temperature of 105 degrees Celsius.