The RLXT type aquarium pumps are best suited for circulation only--situations where water encounters very little back pressure. The MD pumps have Japanese motors.Flow rate: 960 gphMax head: 13.5 feetAmps: 1.1Dimensions: 13.5" X 3.75" X 5.5"Connections: 1" MPT Inlet / 1" MPT OutletDoes not come with a plugPerformance charts (new window)Further specifications (pdf file in new window)