December 30, 2025
The 5 Best Battery Backup Sump Pumps + Reviews & Ratings! (Sep. 2021)

The 5 Best Battery Backup Sump Pumps + Reviews & Ratings! (Sep. 2021)

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 gallons of sump water per 1 gallon used. The SumpJet is fully automatic, arrives completely assembled, and.. LIBERTY PUMPS PC237-441 Sump/Battery Back-Up System,1/3 HP . Brand: Liberty Pumps. Brand: Liberty Pumps: Material: Cast Iron: Style: sump pump: Power Source: Air Powered: Maximum Flow Rate: 45 Gallons Per Minute: About this item . Sump/Battery Back-Up System ; Customers also viewed these products.


The 5 Best Battery Backup Sump Pumps + Reviews & Ratings! (Sep. 2021)

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Product Description. Liberty’s model 441 takes over when the power goes out. Operating from the power of a marine-grade deep-cycle battery, the 441 features a high-output 12 volt pump, advanced 5-stage charging system, easy-connect terminal block, battery box and plumbing connections. (Battery not included.). Long-lasting protection: The UltraSump® can outlast generic DC battery backup sump pumps many times over, pumping an incredible 12,000 gallons of water out on a single fully charged battery. Advanced alarm system: The UltraSump® alerts you whenever the powerpack sump pump cycles on, letting you know so you can respond.