Durable Motor Combined With A Quality Pump Design To Discharge Water Quickly And With Ease. Model Srwp20. * Engine Model Sr168 F * Engine Displacement 212 Cc. * Inlet/Outlet Diameter(mm) 50/50. * Suction Head(m) 8. * Lift Head(m) 28. * Flow Capacity(cubic Meters Per Hour) 36. * Net Weight 23.6 Kg. * Standard With A One Year Warranty.