The Pondmaster HY-Drive 1900 Pond & Waterfall Pump is designed to move large volumes of water silently and efficiently through filtration systems or to a waterfall, stream, or fountain. It incorporates a single-phase capacitor asynchronous motor, a high efficiency vortex impeller in conjunction with a ceramic impeller shaft, and bearings to save energy while maintaining high output. This pump can be used submerged or inline. Note: When using inline, pump should be placed below the water level since it is not self-priming. Never run this pump dry. Features a thermally protected motor, a rotating connector to make installation easy, and a free pump bag for extra protection. Includes a 1-year manufacturer's warranty. 1910 gph. Max Head Height - 7 feet. Shut-off Height - 10 feet. 93 Watts/0.78 Amps.