The Liberty SJ10 Water Powered Back-Up Sump Pump protects your basement during a power outage or main pump failure! Requires no electricity. Designed and manufactured by Liberty Pumps, a trusted name in the industry for quality and reliability. Please contact a member of our sales or service team for assistance in selecting the correct pump for your needs!

1-1/2" Discharge

3/4" NPT Water Inlet Connection

Accepts 20 PSI up to 100 PSI Inlet Supply Pressure*

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 comes backed with Liberty Pumps standard 3 year warranty. 

*The SJ10 pumping performance varies with inlet water source pressure and pumping head. See complete specifications and performance chart for expected flowrates.
 
**The SJ10 requires an uninterrupted water source to operate. If you have a well pump, the SJ10 will not operate during power outages.

Features:

• Accepts 20PSI up to 100PSI inlet supply pressure**
• Fully automatic
• High-output flow rates
• Compact design
• Fully assembled
• 1-1/2" Discharge
• Works off municipal water supply*
• 3/4" NPT water inlet connection
• cUPC® listed (IAMPO PS 119)
• SHARKBITE™ inlet connection accepts PEX, copper or CTS CPVC 3/4" line