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Best Backup Sump Pump
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Top 10 Best Backup Sump Pump Reviews

We found 47878 reviews when researching. We have considered users feedback on the Backup Sump Pump and our suggestions includes only the finest of them in this article.

Comparison Chart Of Top 10 Backup Sump Pump

NoProductScoreAction
1Zoeller 540-0005 FLEX Series Water-Powered Back-Up Sump Pump9.6Check Price on Amazon
2THE BASEMENT WATCHDOG Model BW-27AGM Maintenance Free (AGM) Sump Pump Battery9.4Check Price on Amazon
3THE BASEMENT WATCHDOG Big Combo CONNECT Model CITS-50 1/2 HP Primary and Battery Backup Sump Pump System with Smart WiFi Capable and 24 Hour a Day Monitoring Controller9.2Check Price on Amazon
4Liberty Pumps SJ10 SumpJet Water Powered Back-Up Pump9.2Check Price on Amazon
5THE BASEMENT WATCHDOG Model BWSP 29Check Price on Amazon
6THE BASEMENT WATCHDOG Combo Model CITE-33 1/3 HP Primary and Battery Backup Sump Pump System with 24 Hour a Day Monitoring Controller9Check Price on Amazon
7THE 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 System8.6Check Price on Amazon
8Wayne WSS30VN Upgraded Combination 1/2 HP and 12-Volt Battery Back Up System8.6Check Price on Amazon
9THE BASEMENT WATCHDOG Model BWE 28.4Check Price on Amazon
10PumpSpy Primary Sump Pump Backup Power System8.4Check Price on Amazon

Table Of Content:

1. Zoeller 540-0005 FLEX Series Water-Powered Back-Up Sump Pump

  • Back-Up Sump Pump

2. 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 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

3. THE BASEMENT WATCHDOG Big Combo CONNECT Model CITS-50 1/2 HP Primary and Battery Backup Sump Pump System with Smart WiFi Capable and 24 Hour a Day Monitoring Controller

  • 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.
  • 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.

4. Liberty Pumps SJ10 SumpJet Water Powered Back-Up Pump

  • Made In America
  • MECHANICAL COMPONENTS
  • Commercial Brand: Liberty
  • Package Dimensions: 18. 0″ L x 18. 0″ W x 21. 0″ H

5. THE BASEMENT WATCHDOG Model BWSP 2

  • 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

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

  • 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.

7. 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

  • Pre-assembled system allowing for easy installation with little or no plumbing knowledge necessary
  • 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

8. Wayne WSS30VN Upgraded Combination 1/2 HP and 12-Volt Battery Back Up System

  • 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.
  • Primary pump moves up to 5100 GPH at 0 feet of head.
  • 12V DC back up pump moves up to 2900 GPH at 0 feet of head, one of the highest performing DC pumps on the market.
  • Ultra-Quiet performance; 8 ft. SJTW Power Cord

9. THE BASEMENT WATCHDOG Model BWE 2

  • 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

10. PumpSpy Primary Sump Pump Backup Power System

  • Automatically switches over to battery power when AC power goes out.
  • 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.
  • Can be used as a power inverter for many applications requiring backup power

Backup Sump Pump Buying Guide


Does the thought of finding a great Backup Sump Pump stress you out? Has your mind been juggling between choices when it comes to buying Backup Sump Pump in general, specifically regarding which model to choose?
If that’s the case, know that you’re not alone. Many people find it tough to buy the perfect Backup Sump Pump for themselves. We understand the stress associated with the buying process!
Since you’re here, you are obviously curious about Backup Sump Pump Reviews. You’ve been bombarded with information, so you need to find a reputable source with credible options before you make any decisions on which product would be best for your needs.
There are many sources that’ll provide you with that information- buying guides or ratings websites, word-of-mouth testimonials from friends or family members, online forums where users share their personal experiences, product reviews specifically found all over the internet and YouTube channels. Only thorough research will ensure that you get the right product.
But that’s not always easy, right? That's why we've taken time to compile a list of the best Backup Sump Pump in today's market, on your behalf, so that there will be no more worries for you.
How did we come up with the list, you ask? How did we create this buying guide?
  • First, our algorithms collected as much information available about these products from trusted sources.
  • We employed both Artificial Intelligence and large data volume to validate all collected information.
  • Then our AI ranked them on their quality-to-price ratio using industry-standard criteria that let us pick the best Backup Sump Pump currently on the market!
The products aren’t chosen randomly. We consider several criteria before assembling a list. Some of the criteria are discussed below-
  1. Brand Value: What happens when you go for a not-so-reputable brand just because the price seems cheap? Well, the chance of getting a short-lasting product goes higher. That’s because the renowned brands have a reputation to maintain, others don’t.
Top Backup Sump Pump brands try to offer some unique features that make them stand out in the crowd. Thus hopefully, you’ll find one ideal product or another in our list.
  1. Features: You don’t need heaps of features, but useful ones. We look at the features that matter and choose the top Backup Sump Pump based on that.
  2. Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products of higher specifications, but with the right balance.
  3. Customer Ratings: The hundreds of customers using the Backup Sump Pump before you won’t say wrong, would they? Better ratings mean better service experienced by a good number of people.
  4. Customer Reviews: Like ratings, customer reviews give you actual and trustworthy information, coming from real-world consumers about the Backup Sump Pump they used.
  5. Seller Rank: Now, this is interesting! You don’t just need a good Backup Sump Pump, you need a product that is trendy and growing in sales. It serves two objectives. Firstly, the growing number of users indicates the product is good. Secondly, the manufacturers will hopefully provide better quality and after-sales service because of that growing number.
  6. Value For The Money: They say you get what you pay for. Cheap isn’t always good. But that doesn’t mean splashing tons of money on a flashy but underserving product is good either. We try to measure how much value for the money you can get from your Backup Sump Pump before putting them on the list.
  7. Durability: Durability and reliability go hand to hand. A robust and durable Backup Sump Pump will serve you for months and years to come.
  8. Availability: Products come and go, new products take the place of the old ones. Probably some new features were added, some necessary modifications were done. What’s the point of using a supposedly good Backup Sump Pump if that’s no longer continued by the manufacturer? We try to feature products that are up-to-date and sold by at least one reliable seller, if not several.
  9. Negative Ratings: Yes, we take that into consideration too! When we pick the top rated Backup Sump Pump on the market, the products that got mostly negative ratings get filtered and discarded.

These are the criteria we have chosen our Backup Sump Pump on. Does our process stop there? Heck, no! The most important thing that you should know about us is, we're always updating our website to provide timely and relevant information.

Final Words


Since reader satisfaction is our utmost priority, we have a final layer of filtration. And that is you, the reader! If you find any Backup Sump Pump featured here Incorrect, irrelevant, not up to the mark, or simply outdated, please let us know. Your feedback is always welcome and we’ll try to promptly correct our list as per your reasonable suggestion.

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