Liberty Pumps SumpJet SJ10 Back-Up Sump Pump, 1-1/2 in Outlet, 25 ft Max Lift Head, 3.5, 7, 7.2, 10, 11.7, 13, 16.2 gpm

The SumpJet® (Model SJ10) is a water powered back-up sump pump that will protect your basement in the case of a power outage. This unique product is powered by your municipal water supply and requires no electricity to operate! With a compact high-efficiency design, the SumpJet® removes 2 gal of sump water per 1 gal used. The SumpJet® is fully automatic, arrives completely assembled and comes backed with Liberty Pumps standard 3 years warranty.