Best rated battery backup sump pump – Top 8 of 2020

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We checked out hundreds reviews, and put together a list of the most popular sellers. Check out the top rated battery backup sump pump below.


SaleNo. 1
Wayne WSB1275 75Ah Maintenance-Free Battery Recommended for Wayne ESP25, Wayne WSS30VN and Wayne Basement Guardian
83 Reviews
Wayne WSB1275 75Ah Maintenance-Free Battery Recommended for Wayne ESP25, Wayne WSS30VN and Wayne Basement Guardian
  • 12 volt, 75 amp hour
  • Sealed lead acid battery (no handling acid)
  • Pre-charged and ready to use
  • Compatible with all Wayne battery back-up products
  • Carry handles for convenience
No. 2
PumpSpy PS2000C Pre-Assembled SmartPump Combination Wi-Fi Connected 1/2HP Cast Iron Sump Pump and 12V Battery Backup...
  • Complete pre-assembled system including check valves. Easy installation in as little as 15 minutes. 15 inch diameter or larger sump basin &...
  • Free PumpSpy monitoring & alerts included. PumpSpy remotely monitors primary sump pump & backup pump performance and battery status, 24/7....
  • 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...
  • Backup pump automatically activates when power fails, or primary pump requires assistance. Backup pump removes up to 13,000 gallons on a...
  • Extremely quiet pump performance! Assembled with silent check valves that eliminate thumping or pipe banging! PumpSpy products are assembled...
SaleNo. 3
THE BASEMENT WATCHDOG Model BW-27AGM Maintenance Free (AGM) Sump Pump Battery
5 Reviews
THE BASEMENT WATCHDOG Model BW-27AGM Maintenance Free (AGM) Sump Pump Battery
  • 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...
  • Up to 80-hour protection (based on a 10% duty cycle) on the Basement Watchdog Emergency (BWE) and Basement Watchdog Combination sump pump...
  • Runs various Basement Watchdog sump pump systems intermittently for days
No. 4
Weize 12V 75AH Deep Cycle Battery for Wayne ESP25 WSS30V Backup Sump Pump, Trolling Motor, Solar System, Mobility...
17 Reviews
Weize 12V 75AH Deep Cycle Battery for Wayne ESP25 WSS30V Backup Sump Pump, Trolling Motor, Solar System, Mobility...
  • FP12750 Battery 12V 75AH Sealed Lead Acid Rechargeable Maintenance Free AGM Deep Cycle; Parcel: 1 x Battery (screws included, but no wire...
  • Dimensions: 10.02 x 6.65 x 8.94 inches. High Performance, Long Service Life and Deep Discharge Recover.
  • Fit For Wayne ESP25 Back-Up Pump, Electric Scooter, Golf Cart Electric DC, Solar Energy Storage, Pride Mobility Jazzy 1420 1450 Wheelchair,...
  • General For UPS System, Solar Panel Wind Energy Storage, RV VAN House, Camping Trip, Industrial and Medical Equipment, Electric Vehicles,...
  • With a 30 day refund policy. Please Contact Us if Any Question.
No. 5
Superior Pump 92372 1/3 HP Thermoplastic Submersible Sump Pump with Vertical Float Switch
91 Reviews
Superior Pump 92372 1/3 HP Thermoplastic Submersible Sump Pump with Vertical Float Switch
  • 1/3 HP Sump pump moves up to 2,880 gallons per hour; pump will lift water up to 25' of vertical height
  • Tough thermoplastic construction; 10-foot cord length
  • Vertical float switch to automatically turn the pump on/off
  • 1-1/2 inch NPT discharge for high capacity pumping
  • Superior Pumps are Built to Last, engineered with quality components and are 100% factory tested
No. 6
Optima D27M Battery
  • Pure lead spiralcell design allows for lead to be used in its purest form.C20 Capacity:66 Ah
  • Spiralcell technology for superior vibration resistance and extended life
  • Solid cast cell connections for increased durability and maximum plate height
  • Tightly compressed cells for added vibration resistance. Reserve Capacity at 25 Amps: 140 Minutes
  • This item is not for sale in Catalina Island
SaleNo. 7
THE BASEMENT WATCHDOG Model BW1050 1/2 HP 4,400 GPH at 0 ft. and 3,540 GPH at 10 ft. Cast Iron/Cast Aluminum Submersible...
80 Reviews
THE BASEMENT WATCHDOG Model BW1050 1/2 HP 4,400 GPH at 0 ft. and 3,540 GPH at 10 ft. Cast Iron/Cast Aluminum Submersible...
  • Pumps 4,400 GPH at 0 ft lift; 3,540 GPH at 10 ft.
  • 1/2 HP energy efficient, permanent split capacitor (PSC) motor saves money on your electric bills
  • Dual carbon ceramic and one Buna-N, shaft seals protect the motor from water
  • 2 Floats in a protective cage for added redundancy. Protective prevents debris or wires from interfering with float operation
  • Top discharge design and closely-mounted, adjustable caged dual float switch, it is ideal for use narrow sump pits