WAYNE SPT50 Reinforced Thermoplastic Submersible Sump Pump With Tether Float Switch Assembled in the US with foreign and domestic parts. Top suction pump design eliminates air locks and clogging from debris in bottom of sump pit Epoxy-coated steel motor housing and corrosion resistant, thermoplastic pump base Fully submersible 1/2 hp; max. Flow rate is 3900 gallons per hour; 2800 gph at 10 ft. Of discharge lift 1-1/2" npt discharge Assembled in the US with foreign and domestic parts. Top suction pump design eliminates air locks and clogging from debris in bottom of sump pit Epoxy-coated steel motor housing and corrosion resistant, thermoplastic pump base Fully submersible 1/2 hp; max. Flow rate is 3900 gallons per hour; 2800 gph at 10 ft. Of discharge lift 1-1/2" npt discharge