Wayne ESP25 vs. Basement Watchdog BWE: Which Back-up Sump Pump is Better?

If your home is prone to flooding or in a high water table area, you know how important it is to have a reliable sump pump. These pumps are designed to remove water from your basement or crawlspace before it can cause damage to your home.

A sump pump is often installed in a pit on the basement floor to assist with such problems. Unfortunately, storms that bring torrential rain and flash flooding may also bring strong winds and lightning, damaging a power line or causing a transformer to fail, leaving your home without power for hours or even days.

A sump pump powered by electricity is useless during a power outage, so you need to have a backup sump pump that can take over in an electrical failure. We have picked two top backup sump pumps available: Wayne ESP25 and Basement Watchdog BWE.

Each type of pump has its own advantages and disadvantages, so it’s essential to choose the one that is best suited for your needs. In this article, we’ll compare the Wayne ESP25 and the Basement Watchdog BWE so you can decide which is the better investment for your home.


Wayne ESP25 12-Volt Battery Backup Sump Pump Review

Wayne ESP25 Upgraded 12-Volt Battery Backup System, Black
  • Indoor Use Only - This 12 Volt WAYNE basement battery backup sump pump is perfect to keep your basement dry during heavy water flow when you lose electricity. Whether it’s rain, snow melting, etc. WAYNE model ESP25n can keep your basement dry.
  • Back-Up Ready - ESP25N will pump up to 2,700 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 - Fits in 14” diameter or larger sump basins, with no need to drill a weep hole
  • Additional Features - Epoxy-coated steel housing with a cast-iron base. Corrosion-resistant thermoplastic impeller for maximum water flow. Protective battery case includes LED display and an audible alarm to let you know if there’s a problem.
  • Quality You Deserve - Proudly assembled in the USA for quality you can trust. Warrantied for 2 years for dependable, efficient, & ultra-quiet performance.

With the Wayne ESP25 12-Volt Battery Backup Sump Pump, you can rest assured that your basement will stay dry even when the power goes out. This battery-powered pump is perfect for heavy water flow, and it comes with everything you need to get started.

This powerful little pump can remove up to 10,000 gallons of water on a single charge (at 2,700 GPH capacity), so you can rest assured that your basement will stay dry. In addition, the included WAYNE WSB1275 75 AH battery backup means you’ll never have to worry about a power outage keeping your pump from doing its job.

The Wayne ESP25 12-Volt Battery Backup Sump Pump is here to give you peace of mind. This powerful pump is designed to fit in 14” diameter or larger sump basins, and it doesn’t require a weep hole to be drilled.

This pump features an epoxy-coated steel housing with a cast-iron base for durability and corrosion resistance. The thermoplastic impeller provides maximum water flow, while the protective battery case includes an LED display and an audible alarm to let you know if there’s a problem. The ESP25 is easy to install and has everything you need for a quick and easy setup.

Looking for a dependable, efficient, and ultra-quiet battery backup sump pump? Look no further than the Wayne ESP25 12-volt battery backup sump pump! Proudly assembled in the USA, this quality product is warrantied for 2 years, so you can rest assured that your home will be protected during a power outage.

Basement Watchdog BWE Emergency Back-Up Sump Pump Review

Basement Watchdog BWE 1000 Gallons Per Hour Basement Watchdog Emergency Back-Up Sump Pump
  • Pumps 2,000 GPH at 0 ft. of lift and 1,000 GPH at 10 ft. of lift
  • User-friendly control panel monitors pump, power and battery conditions 24 hours a day and provides visual and audible alarms to describe what to do for easy maintenance
  • Dual float switch provides 2 times the protection
  • Provides days of intermittent pumping power on a single battery charge
  • Fluid sensor monitors fluid level of the battery

This powerful pump is perfect for keeping your basement dry and free of flooding. It’s air-powered, so you don’t have to worry about it losing power in a power outage. The Basement Watchdog BWE Back-Up Sump Pump is the perfect solution for keeping your basement dry and free of flooding.

This powerful pump can move 1,000 gallons per hour at 10 feet of lift, and 2,000 gallons per hour at 0 feet of lift, making it more than capable of handling even the most challenging jobs. Moreover, it’s built to last with a durable construction that will withstand years of heavy use.

Basement Watchdog’s BWE Back-Up Sump Pump is a reliable and user-friendly way to keep your basement dry. With a bright control panel that warns you of any problems and easy maintenance, this backup pump will ensure your basement stays protected during any storm.

This battery-operated pump automatically kicks in when power is lost, so you never have to worry about a flooded basement again. In addition, the included sensor monitors battery fluid levels, so you always know when it’s time for a refill.

This system includes a charger, controller, pump, dual float switch, and battery box (battery sold separately). With its easy-to-use design, this system is perfect for those who are not mechanically inclined or don’t have the time to check their sump pump constantly.

This compact pump can be installed even in small or narrow sump pits and is compatible with both wet cell and maintenance-free (AGM) batteries. So you can rest easy knowing that your basement is protected from flooding, no matter what happens.

Buying Guide for the Best Back-Up Sump Pump

You need to consider a few factors before purchasing the best backup sump pump for your needs.


The sump pump housing should be made from cast iron, stainless steel, or heavy-duty plastic. This will ensure that the pump is durable and will withstand years of heavy use.

Power source

Most backup sump pumps are battery-operated, so you need to ensure that the purchase includes the battery. You should also check if the pump is compatible with both wet cell and maintenance-free (AGM) batteries.

Flow rate

The flow rate of the sump pump is important because it determines how quickly the pump can remove water from your basement. A higher flow rate means that the pump can remove more water in a shorter time.


The size of the sump pump is also an important consideration. If you have a small or narrow sump pit, you must purchase a compact pump that can easily fit into the space.

Ease of installation

You should also check how easy it is to install the sump pump. Some pumps come with all the necessary hardware and instructions, while others require you to purchase additional parts.

Battery Charging

The charging system should be able to recharge the battery quickly and efficiently. In addition, the pump should be able to pump a good amount of water on a single charge.


Finally, you should check the sump pump warranty before making your purchase. This will ensure that you are covered in case of any problems with the product.

Now that you know what to look for in a backup sump pump, you can start shopping for the perfect one for your needs. Be sure to compare different models and read customer reviews before making your final decision.

Final Words

The Wayne ESP25 vs. Basement Watchdog BWE is a close match. Both battery-operated sump pumps are robust and durable, making them ideal for protecting your basement from flooding. However, the Wayne ESP25 has a higher flow rate and is easier to install, while the Basement Watchdog BWE is compatible with both wet cell and maintenance-free (AGM) batteries. Ultimately, the decision comes down to your personal preferences.



Bill is a DIY plumber, handyman, and homeowner with more than a decade of experience. He has replaced and repaired sump pumps, backup pumps, float switches, check valves, and many other things around his family home. An engineer and tinkerer at heart, he is always looking to see how things work and taking on new home projects that help him grow his skillsets. He is a husband and father of two boys, has a bachelors degree in Computer Engineer and minor in Mathematics and likes to make homebrew beer in his free time.

      Sump Pump Advisor