Zoeller 98 0001 Submersible Sump Pump, 1 2 hp, 115V AC, 61 gpm Flow Rate @ 10 ft of Head, 1 1 2 in FNPT, 9.4 A G0512359 Blows per Minute 0 to Blows per Minute 0 to 38 Internal wetted surface area: and the water surrounding the pump cools the motor so they can run longer without overheating 18 in Motor Housing Material Cast Iron Volute Material Cast Iron Base Material Engineered Thermoplastic Impeller Material Plastic Impeller Design Vortex Shaft Seal Material Carbon Ceramic Shaft Seal Type Single Mechanical Operation Automatic Switch Integral Vertical Float Duty Cycle Intermittent Cord Length 9 ft NEC Cord Designation SJOW Gauge Conductor 18 3 Thermal Protection Auto Application Dewatering Installation Submersible For Industry Residential Body Dia