Micro Hydro PM Generator for off-grid power systems. Permanent Magnet Rotor is 88% efficient. Some assembly required. Designed for 50 Ft of head or more. Adjustable nozzle assembles to box with pre-drilled holes and hardware included. Output is 3-phase AC voltage that can be converted to DC with a 3-phase full wave bridge rectifier for connection to an Inverter or battery bank.