The CAP ALUM POLY 27UF 20 16V SMD is a type of aluminum-polymer capacitor. It has a capacitance value of 27 microfarads and operates at a voltage rating of 16 volts. This component is classified as an SMD (Surface Mount Device) with the metric designation of 2917, equivalent to 7343 in imperial measurements. The component also features a low resistance of 65 milliohms and is designed to withstand high temperatures for up to 1000 hours at a temperature of 105 degrees Celsius.