Inlet/Outlet Size: Exactly 3 inches (80mm). The inner impeller is usually made of heavy cast iron to withstand high internal pressure.Max Head Lift (Pressure): Exceptional vertical push ranging from 75 meters up to 110 meters (equivalent to roughly 100 to 150 PSI of pressure).Max Flow Rate: Moves between 39 to 48 cubic meters of water per hour (39,000 to 48,000 L/h).Suction Height: Can lift water from a depth of 6 to 10 meters below the pump