These stainless steel hydraulic submersible pumps are available in trash, axial flow and materials-handling configurations designed to handle sludge, trash, raw sewage, clear liquid and industrial effluent. Sizes range from 4 to 24 in., including special 6-in. models designed to fit in standard manholes. The units are capable of up to 180 ft. of head and 20,000 gpm. A variety of impeller designs are available and are capable of handling solids up to 3 in. Some models may also be used for high-pressure applications.