Best Backup Sump Pump Systems (2025 Update)

The Sump Pump Alarm is a must-have for any homeowner who wants to protect their property from flooding. It is specifically designed to monitor the liquid level in water tanks, sump and sewage basins, holding tanks and other water applications, providing early warning of pump failures. This gives the user a great peace of mind knowing they will be warned of a problem before it becomes a major issue.

One of the standout features of this sump pump alarm is its use of an electronic sensor. The sensor is small and saves space, and is unaffected by minerals or water debris. This overcomes the shortcomings of traditional mechanical float switches which are prone to mechanical failures. The strong corrosion resistance of the electronic sensor ensures long life, high reliability and safety. The user does not need to clean it, making it a low maintenance option.

The alarm is loud enough to be heard in the basement, with a sound level of 110 decibels. Additionally, the sump pump alarm has an external terminal which can be connected to the secondary alarm system, providing double protection for the user.

The sump pump alarm has a dual power supply, with a 5V 1A adapter and 2 AA batteries (not included) serving as backup power. The user-friendly design includes a red indicator that blinks to indicate low battery power, and an automatic alarm reset function.

Installation is a breeze and can be completed in minutes. The sump pump alarm comes equipped with a 16ft sensor wire and all the tools needed for installation. This feature-rich and reliable sump pump alarm is an excellent investment for homeowners who want to protect their property from flooding.

Introducing the Back-Up Sump Pump, an essential emergency water back-up system designed to protect your home from flooding in case of power or pump failure. This pump operates without the need for a battery or power source, making it a reliable and cost-effective solution for homeowners.

With its simple yet efficient design, the Back-Up Sump Pump is powered by your municipal water supply, eliminating the need for electricity or battery. It can easily be connected to your existing conventional sump pump discharge line and municipal water supply line, making installation a breeze. Plus, it requires no maintenance, making it an effortless addition to your home.

The Back-Up Sump Pump provides peace of mind during power outages or electric pump failures. In such cases, the rising water in the sump will activate an automatic control valve, which will start the system. Water under pressure will flow through the Contractor Sump Buddy, creating a vacuum and drawing the water in the sump out into the discharge line.

Crafted from heavy-duty brass construction, this pump and valve are built to last. The brass material ensures strength and longevity, making it a reliable solution for years to come.

The Back-Up Sump Pump boasts impressive pump performance, with a maximum lift of 15 feet and the ability to move up to 1200 GPH. Its exceptional performance ensures that your home is protected from flooding, even during emergency situations.

The self-monitoring system is an essential tool for anyone who wants to ensure the safety of their basement from flooding. With this system, you can receive real-time status alerts through text, email, or an app, letting you know that the backup pump and battery are drawing power correctly and functioning as intended. This feature provides added peace of mind, knowing that your basement is protected even when you're not there.

The system also includes a built-in WiFi, eliminating the need for any additional components. This feature makes it easy to monitor your basement from anywhere, at any time, using your smartphone or tablet. You can access the system remotely and receive notifications when necessary, making it a convenient and reliable option.

For added assurance, the self-monitoring system also performs automatic self-testing. This feature ensures that your system is always working correctly, giving you true peace of mind. You can rest assured that the system is always ready to protect your basement from potential flooding.

Using the system with a Basement Sentry brand battery ensures a maintenance-free experience. This battery is specifically designed to work with the self-monitoring system, providing long-lasting protection for your basement. The battery is easy to install and requires no maintenance, making it an ideal choice for anyone looking for a hassle-free solution.

The Primary Sump Pump Backup Power System is a cutting-edge technology that provides a reliable backup power source for your sump pump. It features a unique overcharge prevention system that ensures the battery remains fully powered and ready for use. Additionally, it has a smart cooling feature that enhances safety and extends the life expectancy of the equipment.

With a 2000 Watt output, this backup unit generates a Pure Sine Wave 120 VAC voltage that is cleaner, quieter, and more stable than other backup power sources. It can power two primary sump pumps simultaneously with a combined current draw not exceeding 16.6 Amps, making it a high-performance device that guarantees the safety of your basement during power outages.

The Primary Sump Pump Backup Power System is also incredibly reliable. When the AC power fails, it switches to battery power instantly and recharges once the power comes back on. This backup power system is convenient as it has two grounded outlets and a USB Charge Port.

This unit is built to last, and its quality is a source of pride for the manufacturers. It is assembled, tested, and packaged in Kalamazoo, Michigan, using both domestic and imported parts that are CE-certified for electrical safety compliance. The Primary Sump Pump Backup Power System measures 17.5 x 6.75 x 4 inches and weighs 10.5 pounds, making it a sturdy and durable backup power source.

The Primary Sump Pump Backup Power System has multiple applications and can also serve as a power inverter for many applications requiring backup power. You can use it to operate various electric devices, including lights, mobile phones, monitors, and other equipment. The system comes complete with everything you need for hassle-free installation.

This package includes a reliable and efficient 12V DC backup pump, an alarm/control panel with fuse, and a thermoplastic battery box. With a flow rate of up to 23 gallons per minute, this system is capable of efficiently pumping out water during emergencies. It also comes with all the necessary hardware for installation, ensuring easy and hassle-free setup.

The pump system is designed to provide maximum performance with a low power consumption of only 2 AMPs. This means that you can rely on it to work efficiently even during power outages without worrying about high electricity bills.

Thanks to its impressive flow rate of 23 gallons per minute, the pump system is capable of quickly and effectively removing water from any flooded area. This makes it a great addition to any home or office, providing peace of mind during unexpected emergencies.

The PumpSpy 12 Volt Battery Backup Sump Pump System is a reliable and efficient solution for keeping your basement safe from flooding, even in the event of a power outage. Its backup battery system is activated automatically in the event of a main sump pump problem or power outage, ensuring reliable functionality.

With a single battery charge, this backup battery system can last for up to 2000 cycles, providing long-lasting protection. Additionally, the system performs daily automated tests to ensure that it is in top working order. This feature ensures that the system is always ready to handle any flood or water backup situation, preventing a potential disaster.

The PumpSpy Backup Pump boasts high output performance, with the ability to empty a 20-gallon basin in just 30 seconds at a 10-foot lift, or up to 2,400 gallons per hour. This high-output sump pump battery backup system provides reliable and efficient protection to your basement in case of flooding.

To further enhance the battery backup protection, pair this device with a PumpSpy Deep Cycle AGM Battery (not included) and enjoy up to 166 hours of battery backup protection. The backup battery system also automatically recharges once the power is restored, ensuring that it is always ready for the next emergency.

PumpSpy takes pride in assembling the PumpSpy 12 Volt Battery Backup Sump Pump System in the USA using locally and internationally sourced parts from manufacturers that meet PumpSpy standards. This ensures that the backup system meets your standards for quality and durability, giving you peace of mind knowing that your basement is protected from flooding and water backups.

The Basement Sentry Backup System Model STBB100 is a reliable and effective solution for homeowners who want to protect their basements from flooding during power outages. Designed to be installed in sump basins alongside a primary, 115V sump pump, this backup system provides an extra layer of protection against basement flooding.

The STBB100 system includes a 12V pump, controller, alarm system, battery charger, float switch, and battery box. Please note that the primary sump pump is not included in this package and must be purchased separately as a Combo. This backup system is compatible with deep-cycle batteries, but for optimal performance, Basement Sentry brand batteries are recommended. These batteries are sold separately, and the Basement Century STB75B Battery is an excellent option to consider.

With the Basement Sentry Backup System Model STBB100, homeowners can rest easy knowing that their basement is protected from flooding even when the power goes out. The alarm system alerts users to potential issues, and the float switch ensures that the backup pump is activated when needed. Additionally, the battery charger keeps the backup system ready to go at all times, ensuring that it is fully charged and operational when needed.

The Miumoon sump pump battery backup system is the perfect solution for protecting your basement from flooding and ensuring that your sump pump system operates smoothly and continuously. This system is designed to automatically switch to battery power when the power supply is cut off, making it ideal for extreme weather conditions such as hurricanes or heavy rain.

The Miumoon sump pump battery backup system has an output power of up to 1500 Watt and can operate at a maximum current of 13.6 amps, making it easy to run both single and double pump systems. It is an ideal choice for handling basement sewage and enjoying a clean, pollution-free environment with ease.

The system has a built-in 20A battery charger that supports fast charging for various battery types, including deep-cycle lithium batteries, AGM batteries, and other deep-cycle battery types. It also has overcharge protection, which greatly extends your battery life.

The Miumoon sump pump battery backup system is designed with safety in mind. It has a LCD display on the side, which allows you to clearly understand the battery and sump pump operating status. Additionally, it has a built-in cooling system and overload protector, as well as multiple protection functions, including overheat, short circuit, low voltage, and overcharge protection. These features not only improve the safety of use but also extend the equipment's lifespan.

Installation of the Miumoon sump pump battery backup system is easy and hassle-free. It requires no additional wiring, and the AC &DC cable can be easily assembled. The system has multiple fixation modes, and the fixed hole on the side allows for flat placement or wall mounting.

If you encounter any problems with the Miumoon sump pump battery backup system, the service team is available to help you out within 24 hours. Additionally, the system comes with a 30-day refund for any reason and a 2-year warranty, ensuring that you have an excellent after-sales service experience.

This water-driven back-up sump pump system is a reliable and efficient solution for protecting your home from flooding. It operates using city water pressure, eliminating the need for electricity or batteries.

In the event of an emergency or power outage, the pump system self-activates, ensuring your home remains safe from water damage. It uses water only when necessary, turning on when the water level in the sump pit rises above its normal level, and turning off when the water level drops back down to its regular level.

This pump system is versatile and can be mounted either horizontally in rafters or vertically in a sump basin. However, it requires a sump basin that is at least 18 inches wide and 22 inches deep. It is also compatible with most submersible sump pumps and pedestal pumps, making it a practical solution for many homes.

This pump system has been 100% factory tested, ensuring its reliability and safety. It is also covered by a 2-year limited warranty, giving you peace of mind.

With a capacity of up to 20 gallons per minute, this pump can remove up to 2 gallons of water for every gallon of city water used, making it an efficient and effective solution for protecting your home from flooding.

This pre-assembled sump pump system is the perfect solution for those who want an easy installation process without any plumbing knowledge. The system includes a 1/3 HP primary pump that boasts energy efficiency thanks to its permanent split capacitor (PSC) design, which can help save money on electric bills. This pump has a capacity of 3,100 gallons per hour (GPH) at a 10-ft lift and 3,720 GPH at a 0-ft lift.

The backup system has a capacity of 1,000 GPH at a 10-ft lift and 2,000 GPH at a 0-ft lift. This system comes equipped with an emergency battery backup sump pump system that has a 24-hour monitoring controller. Dual float switches are included on both the primary and backup sump pump systems, providing four times the protection for your basement.

The battery backup system provides days of intermittent pumping power on a single charge, so you can rest assured that your basement will be protected even during extended power outages. The fluid sensor monitors the fluid level of the battery, ensuring that you are alerted when it needs to be refilled.

The 0.4 Amp charger is compatible with both Basement Watchdog wet cell and maintenance-free AGM batteries, making it easy to find a replacement if needed. The compact design of this sump pump system fits in pits with diameters as small as 12 inches, making it a versatile option for a variety of basements.