Alarm that texts when the pit is high
A sump pit alarm that texts you can warn you before rising water becomes a basement flood. Here is what to look for in the sensor, connection, power supply, and backup plan.
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Backup sump pump not kicking in
A backup sump pump may not kick in because its battery is discharged, the float cannot move, the pump is clogged, or the system is not…
Battery backup sump pump for storm outages
A battery backup sump pump can keep water moving when a storm knocks out power. Learn how to choose the right backup capacity, battery,…
Buying guides
View all buying guides →Battery Tender for a Backup Sump System: What to Buy
A backup sump pump needs the right charger—not just any automotive battery tender. Match the charger to the pump system’s battery type,…
Best battery backup sump pump
The best battery backup sump pump is one that can handle your discharge height, runs from a suitable deep-cycle battery, and operates…
Best sump pump if power outages are common
If power outages are common, the best sump pump setup is usually a reliable primary pump paired with a properly sized backup. Compare…
Best sump pump if you already have a battery backup on the shelf
If you already own a battery backup, the best primary sump pump is one sized for your pit and discharge height, with a setup your backup…
Sump pump with a water-powered backup
A water-powered backup sump pump can keep removing water during a power outage without batteries, but it only works with an adequate…
Best quiet sump pump
The quietest sump pump is usually a properly sized submersible model installed on a stable, vibration-damping base. Here is how to compare…
Troubleshooting
View all troubleshooting →Sizing & comparisons
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High-Head Sump Pump for a Long Uphill Discharge
A long uphill discharge requires more than a pump with a high horsepower number. Choose a sump pump based on its flow at your calculated…
Battery backup versus water-powered backup
Battery and water-powered sump pump backups solve the same problem in different ways. Choose based on your outage risks, municipal water…
Diaphragm backup versus DC backup pump
A diaphragm backup pump uses municipal water pressure, while a DC backup pump uses stored battery power. The better choice depends on your…
Setup & accessories
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Buying a Union Fitting So the Next Pump Swap Is Easier
A union fitting lets you disconnect a sump pump without cutting the discharge pipe. Here is how to choose the right size and install it…
Check valve for a sump discharge line
A sump pump check valve prevents discharged water from flowing back into the pit. Choose one that matches your pipe size, pump discharge,…
Sump pump kit with basin for a new pit
A sump pump kit with a basin can simplify a new pit installation, but the parts still need to match your pit depth, inflow, discharge…
About our guides
Sump Pumps publishes informational guides for sump pumps. Product options shown in articles come from Amazon catalog search results that pass this site’s relevance filters. A catalog result is not evidence that a product was tested in a lab or used long-term.