Suction Strainer, Perforation Shape and Location Side Round, Material Steel These trash pump suction strainers keep large solids from blocking the pump's inlet or jamming the pump mechanism. They also screen out solids that should not be drained with the water.Remote-location engine-driven trash and utility pumps are gasoline powered so they don't need to be placed near an electrical outlet, and they run for long periods of time between refueling. Remote-location electric trash and utility pumps start instantly, require no fuel to operate like gasoline-powered pumps, and don't generate gas vapors so they can be used in enclosed areas. Remote-location pump heads are pump devices without a motor/engine or frame that allow replacement of defective pump heads without also having to replace the.