Our Top 10 Recommendations for Sump Pump Battery Backups

Up-to-date pricing and reviews for sump pump battery backups on the market

Bestseller No. 1

Automatically switches over to battery power when AC power goes out. (A 75 Ah Deep Cycle AGM Battery 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)
Fully tested, grounded system, complies with CE electrical safety standards

Bestseller No. 2

1/2 HP energy efficient permanent split capacitor (PSC) primary pump can save money on your electric bills
Primary pump capacity 3,540 GPH at a 10 Ft. lift and 4,400 GPH at 0 Ft. lift. Backup system capacity 1,850 GPH at 10 Ft. lift and 2,600 GPH at 0 Ft. lift
Includes a WiFi capable battery backup system that provides 24 hours a day monitoring of pump, power and battery conditions, backup controller will sound an alarm, illuminates a warning light and describe what to do for easy maintenance
Allows for connection to a Basement Watchdog CONNECT Module (BW-WiFi or BW-HZM), giving you real time alerts via text, email, or through the Basement Watchdog App
Provides days of intermittent pumping power on a single battery charge and is compatible with both wet cell and maintenance-free AGM batteries. Connect two batteries in parallel for double the run time

SaleBestseller No. 3

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

Bestseller No. 4

1200 Watt Battery Back Up System, UL & CSA Approved
Battery Cables Included, Rugged Aluminum Housing Compact Size
Made and serviced in the USA
You will need to purchase (separately) a 12 volt deep cycle marine battery up to 200 amps
2 Year Factory Warranty

SaleBestseller No. 5

Pumps 2,000 GPH at 0 ft. lift and 1,000 GPH at 10 ft. lift
User-friendly controller monitors battery, pump and power conditions 24 hours a day
Provides days of intermittent pumping power on a single battery charge
Compatible with both wet cell and maintenance-free AGM batteries

Bestseller No. 6

New and upgraded WAYNE WSS30V. Completely pre-assembled and drop in ready.
Primary pump float switch tested to 1 million cycles, up to 10X more than competitors.*
Assembled in the US with foreign and domestic parts
Protection when you need it, back up pump continues running when the power is out. For Use In 16 inch. Diameter or Larger Sump Basins
Primary pump moves up to 5100 GPH at 0 feet of head.

Bestseller No. 7

Automatically switches over to battery power when AC power goes out. (The PumpSpy 75 Ah Deep Cycle AGM Battery 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

SaleBestseller No. 8

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

Bestseller No. 9

Includes: Model 53 115-volt pump, Model 508 Aqua not, 115 Volt DC backup system with pump, check valve, float switch and piping
Plumbed in 1-1/2" Such 40 PVC pipe
Comes fully assembled and ready to install in your clear water sump
Extra protection when the primary AC pump fails due to power outages
Fully solid state automatic 10A charger/controller with alarm, light indicator and warning system

Bestseller No. 10

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.