The Top 5 Combination Primary and Backup Sump Pumps


The Top 5 best selling combination primary and backup sump pump systems are found below with their basic features. We have also provided a chart to let you know what the model numbers are for the primary and backup pump that make up the combination sump pump systems.

For your convenience a link is provided on the right with each of the five best sellers so you can quickly select a specific pump and go directly to that pump.

To review more detailed features of each sump pump, to read customer reviews, and to see how costs compare at online stores use the links at the right. 

As shoppers we did all of this research before purchasing our latest sump pump.  We want to share our findings with you.  We believe this information will save you time and help you discover what you want based on product features, customer reviews, price comparisons and purchase links before you buy.   

Investing in the right Sump Pump System for your situation is so important.  Your home deserves to be protected from water damage when those heavy rains come.  

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Top 5 Combination  Primary and Backup   Sump Pumps Site Map

1. Basement Watchdog BW4000 1/2HP
2. Basement Watchdog DFK951 1/3 HP
3. Wayne WSS30 1/2 HP
4. Wayne WSS20 1/3 HP
5. Wayne WSS10 3/10 HP


Combination Sump Pump System         Primary and Backup
Combination Sump Pump Detailed Reviews 


Listed are the Top 5 Combination Sump Pump Systems with their Primary and Battery Backup Sump Pump Model Numbers.
Primary Submersible
         Sump Pumps

1. Primary Basics
2. Top 20

       Battery Backup 
         Sump Pumps

2. Top 9

Water Powered  Sump Pumps
2. Top 4

Pedestal Sump Pumps

2. Top 7



#1 Basement Watchdog BW4000 1/2 HP

The Basement Watchdog BW4000 combines the Primary Basement Watchdog Sump Pump BW1050 and the Battery Basement Watchdog Special BWSP.  Both pumps have a vertical, dual float for redundancy.  Since the floats are external to the pumps, they are easy to replace.    

The price range for these pumps is from $449 to $664 depending upon where you buy them.

Basement Watchdog (Glentronics) BW4000 Combination Primary and Back-up Sump Pump System

Here is the Battery for the BW4000.
Group 30 Basement Special and Big Dog Battery 7.5HR Deep Cycle Battery


Read a more detailed review about the
Basement Watchdog BW4000 Combination Sump Pump System

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#2 Basement Watchdog DFK961 1/3 HP

The Basement Watchdog DFK961 combines the Primary Basement Watchdog Sump Pump BW1033 and Backup Sump Pump BWE.  Both pumps have a vertical, dual float for redundancy.  Since the floats are external to the pumps, they are easy to replace.       

The price range for these pumps is from $349 to $514 depending upon where you buy them. 

Basement Watchdog DFK961 Sump Pump Combination System Primary Pump BW1033 1/3 HP 2200 GPH at 10 ft Backup Pump BWE010 1000 GPH at 10 ft.Basement Watchdog DFK961 Primary 1/3 HP and Backup 1000 GPH at 10 ft. Sump Pump System

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#3 Wayne WSS30 1/2 HP

The Wayne WSS30 combines the Primary Submersible Sump Pump CDU850 and Backup Sump Pump ESP25. It uses the innovative Switch Genius switch controlled by a microprocessor to detect water, turn on the pump and determine run time.  This type of switch lasts 5 times longer than a traditional switch

The price range for these pumps is $419 to $549 depending upon where you buy them.  

Wayne WSS30 Sump Pump System Combination Primary CDUCAP850 1/2 HP 3150 GPH at 10 ft and Backup ESP25 2300 GPH at 10 ft Sump Pumps

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#4 Wayne WSS20 1/3 HP

The Wayne WSS20 combines the Primary Submersible Sump Pump CDU790 and Backup Sump Pump ESP15.   The primary pump is made of cast iron.  The backup pump is made of thermoplastic.   

The price range for these pumps is from $339 to $449 depending upon where you buy them. 

Wayne Primary CDUCAP725 1/3 HP 2700 GPH at 10 ft and Backup ESP15 720 GPH at 10 ft Sump Pump System With Switch Genius TechnologyWayne Primary and Backup Sump Pump System CDUCAP725 Switch Genius Technology and ESP15

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#5 Wayne WSS10 3/10 HP

The Wayne WSS10 combines the Primary Submersible Sump Pump WSF30 and Backup Sump Pump ESP15.  The primary pump is made of thermoplastic with a piggy-back vertical float switch for automatic or manual operation.  

The price range for these pumps is from $299 to $349 depending upon where you buy them. 

Wayne WSS10 Primary WSCAP30 1/3 HP 1400 GPH at 10 ft and Backup ESP15 720 GPH at 10 ft Sump Pump System With Switch Genius TechnologyWayne WSS10 Combination Primary and Backup Sump Pump System WSCAP30 and ESP15 Sump Pumps

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