The specified capacitor is a CAP ALUM POLY 680UF 20 20V T/H. It features 680 microfarads of capacitance at 20 volts and has an aluminum-polymer construction with radial, can design. This component offers a low ESR (Equivalent Series Resistance) of 12 milliohms and is rated for long lifespan, lasting up to 5000 hours when exposed to temperatures as high as 105 degrees Celsius.