Best Dual Sump Pump With Battery Backup in 2022 [*Top Picks*]

7496 Reviews Scanned

• Bestseller #1

  WAYNE - 1/2 HP Sump Pump with Integrated Vertical Float Switch and 12 Volt Battery Back Up Capability, Battery Not Included - Up to 5,100 Gallons Per Hour - Heavy Duty Basement Sump Pump System (386)

  ALWAYS HAVE A PLAN - This 1/2 HP WAYNE basement sump system is perfect to keep your basement dry during heavy water flow, even if you lose electricity. Whether it’s rain, snow melting, etc. WAYNE model WSS30VN can keep your basement dry. BACK-UP READY - WSS30VN will pump up to 5,100 GPH and remove/evacuate/expel/get rid of up to 10,000 gallons on a single battery backup charge. WAYNE WSB1275 75 AH Battery is required for back-up but not included. EFFICIENT DESIGN - Comes preassembled and ready for drop-in for easy installation in 15 minutes or less with no need to drill a weep hole. Fits in 16” diameter or larger sump basins. ADDITIONAL FEATURES - The system has been tested to 1 million cycles for long-lasting use. Comes with 8-foot SJTW power cord. QUALITY YOU DESERVE - Proudly assembled in the USA for quality you can trust. Warrantied for 5 years for dependable, efficient, & ultra-quiet performance.

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• Bestseller #1

  THE BASEMENT WATCHDOG Model BWSP 2,600 GPH at 0 ft. and 1,850 GPH at 10 ft. Special CONNECT Battery Backup Sump Pump System with WiFi Capable 24 Hour a Day Monitoring Controller (8677)

  Pumps 2,500 GPH at 0 ft. of lift and 1,730 GPH at 10 ft. of lift User-friendly control panel lights up with a warning and describes what to do for easy maintenance A sensor monitors battery fluid levels for increased piece of mind Includes controller, charger, dual float switch, pump and battery box (battery sold separately) Compact pump can be installed even in small or narrow sump pits

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• Bestseller #1

  THE BASEMENT WATCHDOG Model DFK961 1/3 HP Combination Submersible Sump Pump with Cast Iron / Cast Aluminum Primary Sump Pump and a 24 Hour a Day Monitoring Emergency Battery Backup Sump Pump System (1586)

  Pre-assembled system allowing for easy installation with little or no plumbing knowledge necessary ⅓ HP energy efficient permanent split capacitor (PSC) primary pump saves money on your electric bills Primary pump capacity 3,100 GPH at a 10 ft. lift and 3,700 GPH at 0 ft. lift Backup system capacity 1,000 GPH at 10 ft. lift and 2,000 GPH at 0 ft. lift Includes the Basement Watchdog Emergency Battery Backup System with unique monitoring that sounds an alarm, illuminates a warning light and describes what to do for easy maintenance Dual float switches on both the primary and backup systems provide 4X the protection Provides days of intermittent pumping power on a single battery charge Compatible with both wet cell and maintenance-free AGM batteries Automatic 0.4 amp charger Fluid sensor monitors fluid level of the battery

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• Bestseller #1

  THE BASEMENT WATCHDOG Model BW4000 1/2 HP Combination Submersible Sump Pump with Cast Iron / Cast Aluminum Primary Sump Pump and Special CONNECT Battery Backup Sump Pump System (This Item Has Been Discontinued by the Manufacturer - See Replacement Model CITS-50) (1431)

  Package contains: Controller, charger, two dual micro reed float switches, primary pump and backup pump, instruction manual (battery and acid sold separately) Back-up starts immediately after loss of power or if flow of water is too great for the AC pump alone Back-up features unique monitoring systems to diagnose problems and sound an alarm Compact, fits in pits as small as 12-Inch in diameter.

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• Bestseller #1

  THE BASEMENT WATCHDOG Model BWC1 Universal Replacement Sump Pump Float Switch (306)

  Compatible with most sump pumps Large floats detect 1/4 in. water level rises, automatically activating the sump pump Second float provides additional protection to ensure automatic pump activation Protective float switch cage helps keep debris and wires from interfering with float movement; vented, curved bottom reduces debris build-up under the float Allows the sump pump to run for an additional 10 seconds to drain excess water from the sump pit

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• Bestseller #1

  THE BASEMENT WATCHDOG Combo Model CITE-33 1/3 HP Primary and Battery Backup Sump Pump System with 24 Hour a Day Monitoring Controller (306)

  Pre-assembled system allowing for easy installation with little or no plumbing knowledge necessary 1/3 HP energy efficient permanent split capacitor (PSC) primary pump can save money on your electric bills Primary pump capacity 3,100 GPH at a 10 ft. lift and 3,720 GPH at 0 ft. lift Backup system capacity 1,000 GPH at 10 ft. lift and 2,000 GPH at 0 ft. lift Includes emergency battery backup sump pump system with 24 hour a day monitoring controller Dual float switches on both the primary and backup sump pump systems provide 4x the protection Provides days of intermittent pumping power on a single battery charge Fluid sensor monitors fluid level of the battery 0.4 Amp charger is compatible with Basement Watchdog wet cell and maintenance-free AGM batteries Compact design fits in pits with diameters as small as 12 in.

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• Bestseller #1

  PumpSpy Primary Sump Pump Backup Power System (102)

  Automatically switches over to battery power when AC power goes out. The PumpSpy 75 Ah Deep Cycle AGM Battery (not included) is recommended Generates a Pure Sine Wave 120 VAC voltage to reliably power your primary sump pump Automatically recharges a battery When AC Power is restored with a powerful 10 Amp built-in charger 1500 Watt output is enough to power two primary sump pumps simultaneously (with a combined Amp draw not exceeding 12.5) Can be used as a power inverter for many applications requiring backup power

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• Bestseller #1

  PumpSpy PS2000C Pre-Assembled SmartPump Combination Wi-Fi Connected 1/2HP Primary Sump Pump and 12V Battery Backup Sump Pump with Internet Monitoring and Alerts (3 Year Warranty) (102)

  Complete pre-assembled system including check valves. Easy installation in as little as 15 minutes. 15 inch diameter or larger sump basin & 1.5” discharge pipe required Free PumpSpy monitoring & alerts included. PumpSpy remotely monitors primary sump pump & backup pump performance and battery status, 24/7. System & battery tests performed 3X per week. Get alerts and check on your pumps from anywhere, anytime. PumpSpy app available for iOS and Android. Primary ½ HP SmartPump pumps up to 4320 GPH, 3780 GPH @ 10’. 12V backup pumps up to 3400 GPH, 2400 GPH @ 10’. Pump switches rated for 1 million cycles. Dual backup pump switches for extra protection. Backup pump automatically activates when power fails, or primary pump requires assistance. Backup pump removes up to 13,000 gallons on a single 75 A/Hr. battery, providing days of protection under typical use. Extremely quiet pump performance! Assembled with silent check valves that eliminate thumping or pipe banging! PumpSpy products are assembled in USA from domestic and imported parts.

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• Bestseller #1

  Basement Watchdog BWE 1000 Gallons Per Hour Basement Watchdog Emergency Back-Up Sump Pump (306)

  Pumps 1,000 gph at 10-Feet. of li-Feet and 2,000 gph at 0-Feet. of li-Feet User-friendly control panel lights up with a warning and describes what to do for easy maintenance A sensor monitors battery fluid levels for increased piece of mind Includes controller, charger, dual float switch, pump and battery box (battery sold separately) Compact pump can be installed even in small or narrow sump pits Compatible with wet cell or maintenance free (AGM) batteries

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• Bestseller #1

  THE BASEMENT WATCHDOG Model BW-27AGM Maintenance Free (AGM) Sump Pump Battery (306)

  Maintenance free - no need to add battery fluid or distilled water Up to 40-hour protection (based on a 10% duty cycle) on the Basement Watchdog Big Dog (BWD12-120C+) Up to 48-hour protection (based on a 10% duty cycle) on the Basement Watchdog Special + (BWSP+) and Basement Watchdog Big Combination sump pump system (BW4000) Up to 80-hour protection (based on a 10% duty cycle) on the Basement Watchdog Emergency (BWE) and Basement Watchdog Combination sump pump system (DFK961) Runs various Basement Watchdog sump pump systems intermittently for days

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