An electric gas pump with a 2hp (horsepower) rating is an electric motor-driven pump with a powerful output, used for moving various types of fluids like gasoline, diesel, and LPG. The "2hp" indicates its mechanical power, while "electric" specifies it runs on electricity, not a combustion engine. These pumps are common in service stations, industrial applications, and home use for applications such as fueling vehicles, filling cylinders, and transferring liquids.