Name of water pump: QG50-25 Name of water pump: Engine-power high-speed direct centrifugal pump Engine model: 1E40F(1E43F) Max. output: 1.87(2.2)kW/5500r/min Water outlet diameter 50mm(2〞) Capacity 25m/h Head 25m Rotating speed: 5500r/min Efficiency 48% Critical NPSH 4m Suction Height 7m Suction Time 180sec Weight: 17kg