The 2-inch PKX201T trash pump is rated at 6 horsepower and offers a delivery volume of 185 gpm. The 3-inch PTV305T trash pump features an 8.5-hp engine and a delivery volume of 343 gpm. At 11 horsepower, the PTV405T trash pump delivers 528 gpm. The 2-inch model handles solid debris to ¾ inch, and the 3- and 4-inch models handle solid debris to 1¼ inches.