Rio Aqua Plus 3100 HP Powerhead flow rate is 900 gph.Connections: 3/4" or 1" hose barb outlet73 Watts Dimensions: 6.0" X 3.1" X 4.3"Must be fully submersedCan be used with wet-dry filters, venturi protein skimmers, uv sterilizers, undergravel filtering systems, ponds and fountains in both fresh and salt water6 foot power cord UL listed models have a grounded power cord Rio Aqua Plus pumps have an enhanced motor design High pressure pump Performance charts (new window)