10 Best Rated Sump Pump of 2025

Tested and Reviewed: Top 10 Rated Sump Pump deals with expert ratings from 8.1 to a perfect 10

July 2025 Edition

Editor's Choice

9.7

Little Giant

Little Giant 6-CIA 115 Volt, 1/3 HP, 2760 GPH Cast Iron Submersible Sump Pump with Integral Diaphragm Switch, 25-Ft. Cord, Blue, 506125

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Editor's bottom line:

“This rated sump pump is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

AUTOMATIC SUBMERSIBLE SUMP PUMP: with integral diaphragm switch activates when water reaches 7 to 10 inches and shuts off when water drops down between 1 and 4 inches
BUILT TO LAST: Epoxy-coated cast iron housing; non-clog vortex style impeller; upper and lower bearings; nitrile/carbon/ceramic mechanical shaft seal
CONTINUOUS DUTY MOTOR: 1/3 HP shaded pole motor, 9.0 running Amps, 14.3 starting Amps, 720 Watts, thermally protected, CSA listed in the USA and Canada
APPLICATIONS: designed for sump pump systems and general water transfer application; must sit in water to activate the switch
SPECIFICATIONS: 1/3 HP; 115 Volts; 50/60 Hz; 9.0 running Amps; 14.3 starting Amps; 720 Watts; 2760 GPH at 5-ft. lift; 18-ft. shut-off; 7.8 PSI; 10-ft. cord; 1.5-inch FNPT discharge

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Picked by 214 people today

9.5

Enhon

Enhon Sump Pump Vertical Float Switch, Vertical Float Switch Replacement with 120v Plug and 10 Feet Cord for Sump and Sewage Pump, Smaller Basins and Plumbing Equipment

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Main Highlights

Automatic Operation: This universal replacement float switch will automatically activate your water pump, depending on whether the water level reaches the upper and lower switch point. When the water level rises, the float switch activates and turns on the sump pump to pump water out. Our sump pump switch is rated for up to one million cycles
Sump Pump Vertical Float Switch: The sump pump vertical float switch is a universal replacement for sump pumps, sewage pumps, smaller basins and other plumbing equipment
Easy to Install: This vertical float switch replacement took less than 15 minutes to install: 1. Secure this float switch directly to the sump pump or on the pipe, so the float switch turns on at the water height you want it to. 2. Plug your sump pump plug into the female receptacle on the back of this switch's plug. 3. Plug this switch's plug into a grounded outlet
Wide Range: Pumping range from 5.8" down to 0.75". 120V maximum pump running current is 10 Amps
package Includes: The float switch has a 10 feet cord providing plenty of flexibility, while the piggyback plug helps to create a universal connection, which also comes with mounting bracket for pump and pipe, stainless steel hose clamp, 4 screws for a quick installation

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9.5

Sump Alarm

WaterBoss Premium Sump Pump Float Switch | Universal 10-Ft Tether with Piggyback Plug | Heavy-Duty for Grinder, Septic & Sewage Pumps | Honeywell Microswitch Rated for 1M Cycles | IP68 Waterproof

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Main Highlights

AUTOMATE SUMP PUMP CONTROL: The WaterBoss Piggyback Float Switch provides reliable water level management for sump pumps, wastewater tanks, and septic systemsno need for a stem-mounted float.
UNIVERSAL COMPATIBILITY: Works with most sump pumps and motors up to 1/2 HP or 13 amps (120v AC). Perfect for non-continuous operations, ensuring your pump activates and deactivates automatically as needed.
ADJUSTABLE TETHER LENGTH: Designed for use in light to medium suspended solids applications, this float switch offers easy adjustment to suit various water levels, preventing pump burn-out by automatically shutting off when water levels are too low.
BUILT TO LAST: Crafted from non-corrosive polypropylene with a self-lubricating armature, this rugged float switch includes a Honeywell microswitch rated for over 1 million cycles for long-lasting performance. CE and IEC approved for safety and durability.
EASY INSTALLATION & LONG-TERM RELIABILITY: Quick setup with a piggyback plug for direct connection, ensuring hassle-free installation. Built to last with premium materials for dependable performance over time.

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9.2

Sump Alarm

Float Switch for Sump Pump - 16-Foot Water Level Sensor with Honeywell Microswitch and Adjustable Tether Length for Ground Water Bilge Pump and Water Tank – Non-Corrosive PP Casing, Rated to 13 Amps

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Main Highlights

CONTROL WATER FLOW into and out of tanks and valves with a sump pump float switch by Water Boss. This float level switch helps reduce overflow potential of light to medium amounts of suspended solids.
HONEYWELL MICRO SWITCH ensures a high-precision sump pump switch with accurate repeatability and extended life. This water sensing switch is rated up to 13 amps or 1/2 HP and has CE and IEC approvals.
NON-CORROSIVE CASING of the Water Boss Float for water tanks and bilge pumps is IP68 rated. Rugged polypropylene construction also makes this water level switch temperature-resistant from 32°F to 140°F.
ADJUSTABLE TETHER of its 16-foot PVC jacketed cable makes our automatic bilge switch suitable for an array of applications. Eliminate complex automation with this sump pump replacement float switch.
5-YEAR WARRANTY against manufacturer defects lets you select the Water Boss Sump Pump Float Switch Replacement with confidence. This reliable float switch yields big savings in flood repair costs.

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9.0

MEDAS

MEDAS 1HP Submersible Sump Pump, 3434 GPH High Flow Utility Pump for Clean/Dirty Water with 16.4ft Cord, Portable Water Pump for Pool, Garden, Basement, Pond, Flooded Areas and Tub Draining

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Main Highlights

Powerful Performance: Delivering a powerful 3434 GPH flow rate with a 31ft vertical lift, this 1HP MEDAS Submersible Pump efficiently handles water in basements, swimming pools, flooded areas, and ponds.
Reliable Design: Crafted from durable, corrosion-resistant thermoplastic, this pump features a compact, lightweight design with a unique ergonomic handle, perfect for easy transport and storage.
Versatile Applications:This sump pump excels in handling clean or dirty water with ease, capable of managing solids up to 38mm. Efficiently handles tasks from pool drainage to garden irrigation.
Easy Installation: Equipped with a 1-inch NPT discharge and a GHT 3/4 garden hose fitting, plus an adapter for 1-1/2, 1-1/4, or 1-inch hoses. Simply plug in and start pumping.
Safety Guaranteed: Build for durability with high-quality bearings and a specially treated stainless motor shaft. Equipped with overload protection and backed by a 1-year warranty. Please don't hesitate to reach out with any questions or concerns.

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8.8

6699

6699 1/2 HP Sump Pump 2500GPH Stainless Steel Pump Submersible Utility Pump with Adjustable Float Switch for Draining Water from Pool Hot Tub Flooded House Rain Barrel Pit Crawl Space

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Main Highlights

Small Pump with High PerformancePortable structure with 1/2HP oil-free motor drains water up to 2500 Gallon Per Hour (42 GPM). It can lift water up to 23ft of height.10-foot grounded power cord.
Low Water Level PumpingSump pump with bottom intake hole can suck standing water directly from the floor that whisks away to Min 1/25 inch of water depth. It allows to pass 1/25 inch solids.
Stainless Steel DesignHigh grade stainless steel housing ensures durability and quietly running. And the outside is covered with corrosion-resistant plastic for double protection. Built-in thermal overload protector prevents motor from overheating and burning for safty and longer service lifetime.
Adjustable Float SwitchWhen its Auto Mode, the lowest pump starting level is 1-2/5 inch; the lowest water sucking level is 1/25 inch. When the float switch is locked on the pump(Manual Mode), the pump will work all the time and the power will not shut off automatically, cut off immediately when the pump fails to pump water to prevent from dry running.
Easy to UseComing with 2 adapters, there are 4 different diameters outlets (NPT 1 inch , GHT 3/4 inch, Dia. 1-1/4 inch, Dia. 1 inch) of adapters for different size hoses as needed according to the flow rate. The bigger the flow is, the wider the outlet should be. Top water outlet design, can be used in the Min 7" x 7" pit.
Application OccasionsSubmersible pump is ideal for removing water from any enclosing environment, such as cellars, reservoirs, rain barrel, flat roofs and general water transfer. And also perfect for irrigation, garden watering, car washing and other home requirement.
Customer First One-year limited warranty. For any question, please don't hesitate to write to us through our storefront and click "ask a question", or support email to us, we will respond within 24 hours.

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Best Value

8.6

Save 21%

Wayne

WAYNE CDU800 1/2 HP Submersible Cast Iron and Steel Sump Pump With Integrated Vertical Float Switch

21% OffFree Shipping

Main Highlights

Indoor Use Only - This 1/2 HP WAYNE basement sump pump is perfect to keep your basement dry during heavy water flow. Whether its rain, snow melting, etc. WAYNE model CDU800 can pump up to 5,100 GPH to keep your basement dry.
Tough And Durable - Corrosion-resistant epoxy coated steel motor housing and stainless steel fasteners come with a cast-iron volute that provides long life in tough sump pump applications.
Efficient Design - The top suction design eliminates air lock and minimizes clogging from any debris in the bottom of the sump pit. Easy to install in about 15 minutes with no need to drill a weep hole!
Additional Features - 1-1/2 NPT discharge for compliance with building codes. The vertical float switch has been tested to 1 million cycles for long-lasting use, up to 10 time more than our competitors.
Quality You Deserve - Proudly assembled in the USA for quality you can trust. Warrantied for 3 years for dependable, efficient, & ultra-quiet performance.

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8.3

Save 19%

Westinghouse

Westinghouse 1/2 HP Submersible Sewage Sump Pump with Vertical Float Switch, Cast Iron, 6500 GPH Max Flow, Automatic Sewage Ejector Pump, Handles Solids Up to 2", Includes 2" Quick Connect Fitting

19% Off

Main Highlights

POWERFUL MOTOR: Our 1/2 HP sewage pump is rated for 6500 GPH max flow rate and a 18' max lift. It can move up to 108 gallons of sewage or grey water per minute at no lift. Can be used as an effluent pump.
DURABLE BUILD: The robust cast iron construction is designed to maximize its lifespan and withstand tough conditions. The heavy-duty PSC oil-filled motor is built with thermal overload protection for enhanced longevity.
AUTOMATIC: Equipped with a piggyback vertical float switch that allows for easy float switch replacements and enables automatic operation, which ensures hassle-free and efficient sewage and waste water management.
NON-CLOGGING: Built with a non-clog vortex impeller that efficiently handles solids up to 2", preventing blockages and maintaining optimal performance.
EASY INSTALL: The included 2" quick connect fitting helps eliminate the need for PVC primer, glue, or plumber's tape for a smooth and easy setup. Suitable for sump basins with a diameter of 14" or larger.

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8.1

VEVOR

VEVOR 2500W Sump Pump Battery Backup with LCD, Automatically Shifts to Inverter Power Ensuring Uninterrupted Operation, Essential for Emergencies & Power Failures

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Main Highlights

Unmatched Power: The VEVOR sump pump battery backup inverter features a robust 2500W output, 22.7A operating current, and dual outlets, ready to support two sump pumps at once. Even if the power goes out on a rainy day, it automatically switches to battery power to keep your sump pump working. Trust VEVOR to keep your basement secure and dry around the clock!
Real-Time Display: Stay informed and in control with the VEVOR sump pump battery backup system's real-time display feature! With a cutting-edge high-definition LCD screen and LED indicator lights, you can instantly monitor vital information such as voltage, power, battery level, and more. Enjoy confident and informed decision-making every step of the way!
Quick Plug Feature: Say goodbye to cumbersome and unsafe wiring connections! Our inverter for sump pump features a convenient 3-Pin plug design, ensuring a quick and secure installation. Not only does this avoid incorrect wiring that could damage your equipment, but it also reduces security risks, providing you with peace of mind and hassle-free operation.
Security Comes First: Experience peace of mind with sump pump backup battery's multi-layered security protection. From start to finish, we've got you covered, blocking potential hazards and providing reliable protection against any unforeseen risks, such as overload protection, short circuit protection, overcharge protection, overvoltage protection, overheat protection, and circuit breaker.
Lightning Fast Charging: With a 20A charging current, you won't be stuck waiting around. Our VEVOR sump pump battery backup power supply charges your 100AH battery in just about 5 hours that's four times faster than a 5A charger. Get back up and running in no time with our lightning-fast charging technology.

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8.1

Westinghouse

Westinghouse Battery Backup Sump Pump System with Alarm, 1/2 HP Primary Pump 5,200 GPH, Backup 12V Pump 2700 GPH, Heavy Duty Stainless Steel & Cast Iron, Vertical Float Switch. 3 Year Warranty

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Main Highlights

RELIABLE PERFORMANCE: Our primary sump pump is equipped with a 1/2 HP motor rated for 5,200 GPH (87 gallons per minute), while our backup pump system removes water at 2,700 GPH (45 gallons per minute).
BACKUP READY: The battery backup water pump is designed to activate in the event of a power outage, helping keep your basement or crawlspace dry from potential high water volume due to heavy rainstorms or snow melt.
EFFICIENT DESIGN: The metal bar connecting the pumps simplifies installation and adjustments. The volute top suction design filters debris and helps keep your 1/2 HP sump pump running quietly and efficiently.
SAFETY MEASURE: Designed with dual check valves that prevent water backflow by creating a barrier, providing reliable safety measure that ensures one-way flow.
SUPERIOR TESTING STANDARDS: The vertical float switch has been tested over 1 million cycles - more than the competition! You can rest easy knowing that your home is protected from potential water damage.

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Our Best Overall Choice

Best Choice

9.7

Little Giant

Little Giant 6-CIA 115 Volt, 1/3 HP, 2760 GPH Cast Iron Submersible Sump Pump with Integral Diaphragm Switch, 25-Ft. Cord, Blue, 506125

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Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

AUTOMATIC SUBMERSIBLE SUMP PUMP: with integral diaphragm switch activates when water reaches 7 to 10 inches and shuts off when water drops down between 1 and 4 inches
BUILT TO LAST: Epoxy-coated cast iron housing; non-clog vortex style impeller; upper and lower bearings; nitrile/carbon/ceramic mechanical shaft seal
CONTINUOUS DUTY MOTOR: 1/3 HP shaded pole motor, 9.0 running Amps, 14.3 starting Amps, 720 Watts, thermally protected, CSA listed in the USA and Canada
APPLICATIONS: designed for sump pump systems and general water transfer application; must sit in water to activate the switch
SPECIFICATIONS: 1/3 HP; 115 Volts; 50/60 Hz; 9.0 running Amps; 14.3 starting Amps; 720 Watts; 2760 GPH at 5-ft. lift; 18-ft. shut-off; 7.8 PSI; 10-ft. cord; 1.5-inch FNPT discharge

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