Portable, submergible pumps are excellent for manholes, vaults, construction sites, and all dewatering needs. They offer top discharging which allows continuous operation at low water levels and extended dry-runs without overheating. Includes synthetic rubber wear parts and vortex impeller for durability. All pumps and hoses feature fire hose-style quick connect fittings, and a V-ring system to protect the shaft seal from abrasives. The sludge pump is excellent for pumping standing water containing sand, solids, leaves or debris at a maximum of 50 gallons per minute. Submersible to 39 feet and continuous running water level to 3 1/2". Motor output ½ HP. The standard dewatering pump is excellent for pumping standing water 63.5 gallons per minute. Submersible to 39 feet and continuous running water level to 2". Motor output 2/3 hp motor. Sold by the each.