The URZ1H221MPD1TD is an aluminum electrolytic capacitors, radial leaded, with a capacitance of 220uF, a working voltage of 50 Volts, and tolerance of 20%. It is manufactured by the Nichicon Corporation, a world-wide leader in the electronics industry. The capacitor features radial leads which is the most popular lead configuration, and its cylindrical construction helps reduce the risk of short-circuits caused by arcing and other electrical issues. Finally, aluminum electrolytic capacitors are popular for their long lifetime and for their ability to handle high temperatures, making them a reliable choice for many applications.