Marine Centrifugal Pump, Pump Housing Material Stainless Steel, Horsepower 1/8 hp, Nameplate Voltage 24V DC, Maximum Feet of Head 17 ft, Compatible Intake Pipe Size 3/4 in, Intake Type NPT, Compatible Discharge Pipe Size 3/4 in, Discharge Type NPT, Motor Enclosure Totally Enclosed, Maximum Flow Rate 21 gpm, Flow Rate @ 5 ft of Head (Maximum) 11 gpm, Flow Rate @ 10 ft of Head (Maximum) 8 gpm, Flow Rate @ 15 ft of Head (Maximum) 4 gpm, Seal Material Carbon, Ceramic, Viton Dayton DC Centrifugal Pumps are suitable for dewatering and liquid transfer where there are non-abrasive non flammable liquids compatible with the pump material make-up. The units produce high flow rates under low-head conditions. These units are manual units, no controls are supplied. All pumps feature a mechanical seal.