10 Best Backup Sump Pumps 2020

Wayne ESP25 Upgraded 12-Volt Battery Backup System – Best Overall Backup Sump Pump

• Upgraded ESP25 with epoxy steel body and cast-iron base. No more plastic
• 2900 GPH at 0' provides additional protection to your primary Wayne sump pump
• Assembled in USA, performance that lasts for years
• Audible alarm sounds, notifying you when the back up system is active
• Easy to read LED display shows back up system readiness
• Requires a 75 amp hour battery, recommended for use with the Wayne Wsb1275 75 amp hour battery

Basement Watchdog BWE 1000 Gallons Per Hour Basement Watchdog Emergency – Best Budget Backup Sump Pump

• Pumps 1,000 gph at 10-Feet. of li-Feet and 2,000 gph at 0-Feet. of li-Feet
• 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
• Compatible with wet cell or maintenance free (AGM) batteries

Liberty – Best under $200

• Made In America
• MECHANICAL COMPONENTS
• Commercial Brand: Liberty
• Package Dimensions: 18.0" L x 18.0" W x 21.0" H

Liberty Sump Pump

Basement Watchdog BWSP 1730 Gallons Per Hour Basement Watchdog Special

• 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

Zoeller 508-0005 Aquanot 508 Battery Back-Up System

• 12 volt highly efficient noncorrosive pump construction
• Integrated check valve
• Quick disconnect discharge
• Aluminum seal pocket & cooling plate
• Hand built & 100% tested in USA

Zoeller 507-0005 Basement Sentry Battery Backup Pump

• Provides extra protection when the primary AC pump fails due to power outages, when the primary pump fails
• All models have battery burn out and overcharge. Control device -Reliable low voltage float switch
• Model 507 has a self contained 10 amp battery recharger. Battery case made from noncorrosive polyethylene. Contains lock strap
• All systems are fully solid state automatic controllers with alarms, light indicators and have warning systems
• NOTE: Sump Pump and Battery are not included, as they must be purchased separately. Alarm Off - yellow light indicates the buzzer is currently silenced

WAYNE CDU980E 3/4 HP Submersible Cast Iron and Stainless Steel – Best under $150

• Assembled in the US with foreign and domestic parts
• Top suction pump design minimizes air locks and clogging from debris in bottom of sump pit.Assembled in us, with foreign and domestic components
• Stainless steel motor housing and rugged, cast iron pump base
• Vertical float switch, tested to 1 million cycles!
• 1-1/2 In. NPT Discharge for compliance with building codes

Pump Sentry 822 PS- Emergency Power for Sump Pumps by – Premium Pick

• 1200 Watt Battery Back Up System, UL & CSA Approved
• Battery Cables Included, Rugged Aluminum Housing Compact Size
• For Wall Mount or Surface Mount Installation
• You will need to purchase (separately) a 12 volt deep cycle marine battery up to 200 amps
• 2 Year Factory Warranty

Superior Pump 92900 12V Battery Back Up Submersible Sump Pump

• 12 Volt Sump pump moves up to 1,380 gallons per hour, pump will lift water up to 25' of vertical height
• Tough thermoplastic construction; 10-foot cord length
• Tethered float switch to automatically turn the pump on/off
• 1-1/4 inch or 1-1/2 inch NPT discharge for high capacity pumping
• Superior Pumps are Built to Last, engineered with quality components and are 100% factory tested