Best Sump Pump Battery Backup Inverter in 2025
Updated on July 2025
#1
Recommended
- 2500W sump pump battery backup system with pure sine wave output for stable power during outages, can run 3 pumps drawing up to 16.6 Amps.
- Includes a built-in 25A battery charger for fast charging and an automatic switch to battery power within 12ms during outages.
- Features a 15ft wired LCD remote for real-time monitoring of voltage, power, and battery level.
- Equipped with 3 AC outputs, a 36W Type-C port, and a 5V/3.1A USB port for versatile power options during outages.
- Can function as a power inverter supporting various applications such as lights and mobile devices; requires a 12V deep cycle battery for backup.
Read More
- 2500W sump pump battery backup system with pure sine wave output for stable power during outages, can run 3 pumps drawing up to 16.6 Amps.
- Includes a built-in 25A battery charger for fast charging and an automatic switch to battery power within 12ms during outages.
- Features a 15ft wired LCD remote for real-time monitoring of voltage, power, and battery level.
- Equipped with 3 AC outputs, a 36W Type-C port, and a 5V/3.1A USB port for versatile power options during outages.
Read More
#2
Value for Money
20% Off
Free Shipping
- Designed specifically for basement flood protection with automatic switch to battery power during outages, ensuring continuous operation during severe weather conditions.
- Offers up to 1500 Watts of output power and supports both single and double pump systems, making it efficient for managing basement sewage.
- Equipped with a 20A built-in battery charger that supports fast and trickle charging for deep-cycle batteries, with overcharge protection to prolong battery life.
- Features an LCD display to monitor battery and pump status, along with a built-in cooling system, overload protection, and additional safety mechanisms to enhance durability and safety.
- Simple installation without extensive wiring needed; supports flat or wall mounting for versatile setup options.
Read More
- Designed specifically for basement flood protection with automatic switch to battery power during outages, ensuring continuous operation during severe weather conditions.
- Offers up to 1500 Watts of output power and supports both single and double pump systems, making it efficient for managing basement sewage.
- Equipped with a 20A built-in battery charger that supports fast and trickle charging for deep-cycle batteries, with overcharge protection to prolong battery life.
Read More
#3
20% Off
Free Shipping
- 2000W output and dual outlets to support two sump pumps simultaneously, ensuring operation during power outages.
- High-definition LCD screen and LED indicators provide real-time monitoring of voltage, power, and battery levels.
- 3-Pin plug design allows for quick and easy installation, minimizing wiring errors and enhancing safety.
- Multi-layered security features offer protection against overloads, short circuits, overcharging, overheating, and more.
- Rapid charging capability with a 20A current, fully charging a 100AH battery in about 5 hours.
Read More
- 2000W output and dual outlets to support two sump pumps simultaneously, ensuring operation during power outages.
- High-definition LCD screen and LED indicators provide real-time monitoring of voltage, power, and battery levels.
- 3-Pin plug design allows for quick and easy installation, minimizing wiring errors and enhancing safety.
- Multi-layered security features offer protection against overloads, short circuits, overcharging, overheating, and more.
Read More
#4
Free Shipping
- Sump pump battery backup designed for basement flood protection, automatically switches to battery power during outages to ensure continuous operation.
- Features a built-in 25A battery charger that supports quick charging for various deep-cycle battery types, with overcharge protection to prolong battery life.
- Includes 3 AC outputs, a 36W Type-C port, and a 5V/3.1A USB port for powering devices during outages, with an automatic switch back to battery power when needed.
- Equipped with a remote controller featuring an LCD display to monitor battery and pump status, along with safety features like overload protection and cooling system.
- Easy installation with no additional wiring required; can be set up on flat surfaces or mounted on walls using designated fixation points.
Read More
- Sump pump battery backup designed for basement flood protection, automatically switches to battery power during outages to ensure continuous operation.
- Features a built-in 25A battery charger that supports quick charging for various deep-cycle battery types, with overcharge protection to prolong battery life.
- Includes 3 AC outputs, a 36W Type-C port, and a 5V/3.1A USB port for powering devices during outages, with an automatic switch back to battery power when needed.
Read More
#5
Free Shipping
- Provides efficient backup power to sump pumps during outages, automatically switching to battery and recharging when AC power is restored, ensuring continuous operation during severe weather.
- Features advanced chip technology and a multifunctional display that shows input/output voltage, fault analysis, and operational status while allowing manual adjustments for optimal performance and longevity.
- Delivers 2000 watts of output power with capability for stabilized output of 2300W-2500W, designed to simultaneously power two sump pumps with a current limit of 20 amps, accommodating high starting currents for reliable startup.
- Outputs pure sine wave AC power, ensuring compatibility with various loads and providing superior protection against interference; includes a three-stage intelligent charging mode for safe and efficient battery charging.
- Constructed with durable aluminum material and equipped with robust terminals and copper wiring, ensuring longevity and silent operation; includes responsive customer support for any inquiries.
Read More
- Provides efficient backup power to sump pumps during outages, automatically switching to battery and recharging when AC power is restored, ensuring continuous operation during severe weather.
- Features advanced chip technology and a multifunctional display that shows input/output voltage, fault analysis, and operational status while allowing manual adjustments for optimal performance and longevity.
Read More
#6
Free Shipping
- Pure sine wave output for smooth, high-efficiency power suitable for all load types.
- Built-in 25A battery charger with fast and trickle charging capabilities for deep-cycle batteries, including lithium and AGM.
- High-definition LCD remote control displays voltage, power, and battery status. Includes multiple protection features to ensure safe operation and extend device lifespan.
- User-friendly installation with no extra wiring needed; can be laid flat or wall-mounted using provided holes.
- Includes a 24-month warranty, remote control, power converter, cable, and user manual, with support available via email.
Read More
- Pure sine wave output for smooth, high-efficiency power suitable for all load types.
- Built-in 25A battery charger with fast and trickle charging capabilities for deep-cycle batteries, including lithium and AGM.
- High-definition LCD remote control displays voltage, power, and battery status. Includes multiple protection features to ensure safe operation and extend device lifespan.
Read More
#7
Free Shipping
- Designed to protect basements from flooding with an automatic switch to battery power during outages.
- Built-in 25A battery charger supports quick and trickle charging for various deep cycle battery types, enhancing battery life with overcharge protection.
- Includes a 14.76ft wired LCD remote control for real-time monitoring of voltage, power, and charging status, featuring built-in cooling and multi-protection functions.
- Outputs up to 2000W to power sump pumps during outages, with the ability to charge simultaneously through multiple outlets including USB and Type-C ports.
- Easy installation with no additional wiring required; compatible with various electrical equipment that needs backup power, but requires a separate 12V deep cycle battery.
Read More
- Designed to protect basements from flooding with an automatic switch to battery power during outages.
- Built-in 25A battery charger supports quick and trickle charging for various deep cycle battery types, enhancing battery life with overcharge protection.
- Includes a 14.76ft wired LCD remote control for real-time monitoring of voltage, power, and charging status, featuring built-in cooling and multi-protection functions.
Read More
#8
Free Shipping
- High-performance output of up to 2000 watts and 18.2 amps, compatible with single and double pump systems for efficient basement wastewater management. Requires separate batteries for operation.
- Built-in 30A charger supports fast and trickle charging with overcharge protection to enhance battery lifespan. Compatible with ordinary batteries; lithium batteries may require adjustment.
- Features an LCD display for real-time battery status, alongside a comprehensive safety system including cooling and multiple protections against overload, overheating, and short circuits.
- Simple setup with no additional wiring required; comes with AC and DC cable assemblies and versatile installation options including flat or wall-mounting.
- Automatically switches to battery power during outages, ensuring uninterrupted operation of sump pump systems during severe weather events.
Read More
- High-performance output of up to 2000 watts and 18.2 amps, compatible with single and double pump systems for efficient basement wastewater management. Requires separate batteries for operation.
- Built-in 30A charger supports fast and trickle charging with overcharge protection to enhance battery lifespan. Compatible with ordinary batteries; lithium batteries may require adjustment.
Read More
#9
Free Shipping
- Powerful 2500W backup system for sump pumps, auto-switching to battery during outages.
- High-definition LCD remote control displays voltage, power, and battery status.
- Three grounded outlets and USB ports accommodate various appliances with built-in safety features.
- Adjustable input voltage (9.5V-11V) enhances compatibility with lithium batteries and prolongs battery life.
- Simple installation with no additional wiring; can be mounted on flat surfaces or walls.
Read More
- Powerful 2500W backup system for sump pumps, auto-switching to battery during outages.
- High-definition LCD remote control displays voltage, power, and battery status.
- Three grounded outlets and USB ports accommodate various appliances with built-in safety features.
- Adjustable input voltage (9.5V-11V) enhances compatibility with lithium batteries and prolongs battery life.
Read More
#10
Free Shipping
- 12V 125AH Sealed Lead Acid rechargeable battery, maintenance-free, UL certified.
- Dimensions: 13.11" x 6.81" x 8.74". Includes battery and screws; no wire harness or mounting accessories.
- AGM spill-proof design with high discharge rate, wide temperature range, and long service life.
- Can be mounted in any position; resistant to shocks and vibrations, performs well in extreme temperatures.
- Includes a 30-day refund policy and a full 1-year warranty.
Read More
- 12V 125AH Sealed Lead Acid rechargeable battery, maintenance-free, UL certified.
- Dimensions: 13.11" x 6.81" x 8.74". Includes battery and screws; no wire harness or mounting accessories.
- AGM spill-proof design with high discharge rate, wide temperature range, and long service life.
- Can be mounted in any position; resistant to shocks and vibrations, performs well in extreme temperatures.
Read More
Inverter For Sump Pump Backup
See All
Sump Pump For Inflatable Water Slide
See All
Trickle Charger For Sump Pump Battery
See All
