Top 10 Best grinder pump in 2026

Last Updated - 6/8/2026

🏆Best Choice

Little Giant

Little Giant 9SC-CIA-RF 115 Volt, 4/10 HP, 6000 GPH Epoxy-Coated Cast Iron Submersible Sewage Pump with Piggyback Tethered Float Switch, 20-Ft. Cord, Blue, 509412

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•APPLICATIONS: designed for residential sewage and effluent wastewater transfer from sewage basins to sewage systems or tanks; able to handle solids up to 2-inches in diameter
•BUILT TO LAST: designed for continuous duty; epoxy-coated cast iron cover, housing, and volute; upper and lower ball bearings; steel shaft
•AUTOMATIC OPERATION: piggyback float switch activates the pump when liquid reaches 16 - 19 inches and shuts off when liquid falls to 9 - 11 inches; can be switched to manual mode for maintenance
•ENERGY EFFICIENT MOTOR: 4/10 HP, 115 Volts, 8 Amps, 870 Watts; permanent split capacitor (PSC); 20-ft. power cord with plug; CSA listed in the USA and Canada
•PUMP SPECIFICATIONS: 6000 GPH at 5-ft. Lift; 20-ft. shutoff; 8.7 PSI; rated for 140°F liquid temperatures; 2-inch FNPT discharge; 2-inch solid handling; nylon vortex-style impeller; weight 38.4 lbs.

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$314.60

$399.97

-21%

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Superior Pump

Superior Pump 93015-U Cast Iron Tethered Float Switch Sewage Pump with Basin Kit, 1/2 HP, Black

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•2" discharge
•Handles 2" spherical solids
•Tethered float switch w/piggy back plug
•Non-clogging vortex impeller

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$538.27

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AQUASTRONG

Aquastrong 1HP Sewage Grinder Pump, Stainless Steel, 115V 3962GPH Automatic Float Switch, Submersible Effluent/Sump Pump for Sump Basin, Basement Residential Sewage, 2'' NPT Discharge

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•Efficient Grinding Capability: This heavy duty grinder pump with stainless steel cutting blade can easily shred tough solids in sewage to prevent blockages, such as clothing, wipes, hair and other debris. It is a cost-effective solution for managing wastewater in basement and sump basin with minimal maintenance. DO NOT use in gasoline, alcohol, or biogas-filled septic tanks.
•Powerful & Durable: Quality stainless steel motor housing for high corrosion and abrasion resistance. Efficient 1HP copper wired motor offers high performance of Max. flow 3962GPH/Max. head 46ft. Rugged cast iron base with anti-clog impeller ensures a long service life in tough sump pump applications. Exhaust valve prevents air lock effectively for smooth flow
•Auto Operation: Adjustable tether float switch allows the pump to auto turn on/off by water level in sump basin/pit. Portable handle with special cable lock design for simple transportation and adjustment. Please shorten the length of the float switch appropriately by cable lock to fit your sewage needs and prevent the pump from freezing in clod winter
•Safe & Simple: Built-in thermal overload protection prevents motor burnout during dry runs. The 19-foot power cord, with a 16AWG UL-rated wire gauge, ensures safe and convenient operation. 100% factory tested for reliability. The 2'' NPT discharge comes with a 2'' hose adapter for easy installation. (Extension cord recommended with 16AWG/14AWG specifications)
•Worry-free: Strong submersible grinder sewage pump for both residential and commercial sewage & dewatering needs, such as sewage basin, sump pit, sewer, basement flooding. This product comes with a two-year warranty. Aquastrong customer service provides professional technical supports

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$249.99

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Liberty Pumps

Liberty Pumps LE51A LE50-Series Submersible Automatic Sewage Pump, RED

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Pumps up to 160 GPM
•Shut-off head of 25-Foot
•Oil filled, thermally protected motor
•2-vane semi-open impeller capable of passing a 2-Inch spherical solid
•Quick-disconnect 10-Foot standard power cord allows replacement of cord in seconds without breaking seals to motor

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$386.79

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Liberty Pumps

Liberty Pumps P382LE51 1/2-Horse Power 24 by 24-Inch Pro380 Series Simplex Sewage System

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•The most advanced residential sewage package available
•Separate access cover
•24-in shallow basin for easier burial
•Large 41 gallon capacity
•Anti-flotation collar

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$692.71

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HUNKING

Sewage Grinder Pump, 1HP Submersible Sump Pump, 110V 6400GPH Cast Iron Effluent Pumps with Automatic Float Switch, 2'' NPT Discharge for Basement, Residential Sewage, Sump Basin

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•High Flow Rate: Our 1HP submersible sewage pump delivers exceptional performance, capable of pumping up to 6400GPH and reaching a maximum head of 40 feet. Perfect for residential sewage systems, it efficiently manages various everyday sewage discharge needs. Designed to withstand harsh environments, it ensures long-lasting durability. NOTE: The sewage grinder pump is not intended for use in septic tanks
•Auto-Operation: Enjoy hassle-free operation with the automatic float switch. The adjustable float switch activates the sewage pump when the water level rises to a certain height and shuts it off when the water level falls, ensuring the pump runs only when necessary to prevent dry-running and potential damage. Equipped with a standard 30ft power cord. NOTE: Never lift the sewage grinder pump by the power cord to avoid damage
•Efficient Non-Clog Design: This Sump Pump featuring a robust cast iron and stainless steel casing, sewage pump includes a reinforced non-clogging grinder. The 2'' NPT discharge comes with a 2'' hose adapter for easy installation, making it ideal for basement or below-grade installations
•Overheat Protection: Equipped with a built-in thermal overload protection system, the sewage pump will automatically shut off if the motor overheats to prevent dry-running or motor damage. Use this pump in water temperatures ranging from 0-40 degrees Celsius (32°F-104°F)
•Versatile Applications: This sewage pump 2 inch discharge is ideal for many applications, including basements, sewage pits, sump pits, and septic tanks, providing a versatile drainage solution for your needs

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$199.99

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Liberty Pumps

Liberty Pumps 1 HP,Grinder Pump System,115VAC (P382XPRG101)

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•Pumps

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$1452.37

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Liberty Pumps

Liberty Pumps PRG101A ProVore PRG Series Automatic Residential Grinder Pump, 1 HP, 115-volt, Red, one-size

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Heavy cast iron construction
•115V single phase
•Patented V-Slice cutter technology
•Shreds difficult solids such as feminine products, rags, towels and wipes
•Includes: Automatic switch, 10' power cord

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$1103.59

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elelife

1HP Sewage Grinder Pump Submersible Effluent Pump, Sump Pump 110V 6400GPH with Automatic Float Switch,Stainless steel body and reamer.2'' NPT Discharge for Basement, Sump Basin.

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•【Auto-Operation】Enjoy easy operation with the automatic float switch. This float switch activates the pump at a certain high water level and shuts it off when the level drops to a lower point, ensuring the pump runs only when needed to prevent dry-running and damage. The electric sewage pump comes with a 32ft power cord. Note: Never lift the sewage grinder pump by the power cord to avoid damage
•【Durable & Clog-resistant】Our sewage pump features a durable cast iron and stainless steel casing, heavy duty grinder pump with a stainless steel cutting blade can easily shred tough solids in sewage to prevent blockages. The 2'' NPT discharge comes with a 2'' hose adapter for easy installation, making it ideal for basement or below-grade installations. It is recommended to keep the pump in a well-ventilated and dry area when not in use for an extended service life
•【Overheat Protection】This sewage pump has a built-in thermal overload protection system. If the motor overheats, the sewage pump automatically shuts off to prevent dry-running or any motor damage. Use this sewage pump in water with temperatures between 0-40℃ (32°F-104°F). To prevent freezing in cold weather, ensure the pump is fully submerged before starting. The top handle is for attaching a rope when submerging or lifting the pump
•【Wide Applications】 This high-quality submersible sump pump is designed for residential and commercial sewage and drainage, such as removing sewage, wastewater, and rainwater from basements, sump pits, bathrooms, yards, or toilets. It is factory-tested before shipment. The pump comes with a two-year warranty, helping you handle dirty, smelly tasks and keeping your home dry and clean

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$169.00

$189.00

-11%

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Liberty Pumps

Grinder Pump, 2 HP, 208/230V

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•USA

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$1713.69

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With our cutting-edge technology, we examine thousands of products and retailers, assessing reviews, ratings, trends, and sales rankings to identify what matters most to users like you.

Our team evaluates this data alongside genuine user feedback, merging AI analysis with human insights to provide you with real-time, highly-rated recommendations that empower your decision-making with clarity and confidence.