Utility Rotary Vane Heavy-Duty Transfer PumpHeavy-duty switch, thermal overload protection and junction box. Carbon rotor vanes and ceramic/carbon seal reduce wear and repair expense. Integral check valve with pressure relief on outlet side reduces pressure drop and improves vertical lift. Easy removable strainer. 2" threaded base for tank openings. Applicable Materials: Fuels, Oils; Flow: 20.00 gal/min; Housing Material: Cast Iron; Inlet Size: 1 in (NPT); Nozzle Type: 3/4 in. Manual; Outlet Size: 3/4 in; Power Capacity: 1/3 hp; Voltage: 115.00 VAC.