Best Heavy Duty Sump Pumps of 2026

Harry Stack Avatar
Harry Stack
Last Updated: Jan 24, 2026

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Heavy Duty Sump Pumps are essential tools for homeowners who want to keep their basements and crawl spaces dry. These pumps are designed to handle large volumes of water and are built to last. They are typically made of durable materials like cast iron, stainless steel, or thermoplastic, and can be used in a variety of applications, including sump pits, sewage ejector pits, and septic tanks. Heavy Duty Sump Pumps come in different sizes and capacities to meet the needs of different homes and businesses, and are capable of pumping water up to several feet high. With their powerful motors and rugged construction, these pumps are a reliable solution for keeping your property free from water damage.

At a Glance: Our Top Picks

Wayne CDU980E 3/4 HP Sump Pump Cover #TOP 1
Wayne CDU980E 3/4 HP Sump Pump
ftb score rating icon 9.8
Wayne CDU980ET 3/4 HP Sump Pump Cover #TOP 2
Wayne CDU980ET 3/4 HP Sump Pump
ftb score rating icon 9.7
WAYNE CDU1000 1 HP Submersible Sump Pump Cover #TOP 3
WAYNE CDU1000 1 HP Submersible Sump Pump
ftb score rating icon 9.5

Top 10 Heavy Duty Sump Pumps

Wayne CDU980E 3/4 HP Sump Pump

Wayne
CDU980E
Silver
Large
Wayne CDU980E 3/4 HP Sump Pump Cover
WAYNE - 3/4 HP Submersible Cast Iron and Stainless Steel Sump Pump with Integrated Vertical Float Switch - 5,490 Gallons Per Hour - Heavy Duty Basement Sump Pump

The Wayne Sump Pump CDU980E is designed for indoor use, making it ideal for keeping your basement dry during heavy rainfall or snowmelt. With its powerful 3/4 HP motor, it can pump an impressive 5,490 gallons per hour, ensuring your space stays free of water. Its robust construction features corrosion-resistant stainless steel and cast iron, providing durability for long-term use. The smart top suction design prevents clogging and air lock, while the easy installation process takes just about 15 minutes, allowing you to quickly safeguard your home from water damage.

What We Like
Easy installation
Quiet operation
Powerful performance
Reliable in heavy rain
Sturdy build quality
#TOP 2

Wayne CDU980ET 3/4 HP Sump Pump

Wayne
57526-WYN2
3/4 Horsepower
Wayne CDU980ET 3/4 HP Sump Pump Cover
Wayne 3/4 HP Heavy Duty Submerisble Cast Iron and Stainless Steel Sump Pump with NEW Switch - Removes up to 5,490 Gallons of Water Per Hour

The Wayne Heavy Duty Sump Pump is designed to keep your basement dry during heavy rain or melting snow by pumping out up to 5,490 gallons of water per hour. Its durable build features a corrosion-resistant stainless steel motor housing and a cast-iron volute, ensuring long-lasting performance in tough conditions. The pump’s top suction design helps prevent air locks and clogs from debris, making maintenance easier and more reliable. Tested to run over a million cycles, this pump offers strong, dependable protection for your home, giving you peace of mind through storms and wet seasons.

What We Like
High pumping capacity
Durable corrosion-resistant materials
Top suction design reduces clogging
Long-lasting tested reliability
#TOP 3

WAYNE CDU1000 1 HP Submersible Sump Pump

Wayne
58321-WYN2
Silver
WAYNE CDU1000 1 HP Submersible Sump Pump Cover
WAYNE - 1 HP Submersible Cast Iron and Stainless Steel Sump Pump with Integrated Vertical Float Switch - 6,100 Gallons Per Hour - Heavy Duty Basement Sump Pump

The WAYNE CDU1000 1 HP Submersible Sump Pump is the perfect solution for keeping your basement dry during heavy water flow. With a pumping capacity of up to 6,100 gallons per hour, this sump pump can handle rainwater, snow melting, and more. Its tough and durable design features a corrosion-resistant stainless steel motor housing and a cast-iron volute for long-lasting performance. The top suction design eliminates air lock and minimizes clogging, ensuring efficient operation. Installation is quick and easy, taking only about 15 minutes. The 1-1/2” NPT discharge complies with building codes, and the vertical float switch is tested to 1 million cycles for reliable use. Proudly assembled in the USA, this sump pump comes with a 5-year warranty for dependable, efficient, and ultra-quiet performance.

What We Like
High pumping capacity
Tough and durable design
Efficient top suction design
#TOP 4

Westinghouse 1/2 HP Submersible Sump Pump

WH50TP
Blue
1/2 HP & 4100 GPH
Westinghouse 1/2 HP Submersible Sump Pump Cover
Westinghouse 1/2 HP Submersible Sump Pump with Integrated Vertical Float Switch, 4,100 GPH Heavy Duty Basement Flood Pump

The Westinghouse 1/2 HP Pump offers a powerful motor capable of moving large amounts of water quickly, making it perfect for protecting your basement or crawlspace from flooding. Its sturdy, epoxy-coated aluminum body helps keep the motor cool and durable, so you can count on it to last. The top suction design helps prevent clogs and reduces noise, keeping the pump running smoothly and quietly. Plus, the built-in vertical float switch means the pump starts and stops automatically, giving you peace of mind without needing to monitor it constantly.

What We Like
High flow rate motor
Durable epoxy-coated housing
Top suction clog prevention
Automatic vertical float switch
#TOP 5

Wacker Neuson PST2 400 Submersible Pump

Wacker Neuson
PST2 400
Wacker Neuson PST2 400 Submersible Pump Cover
PST2 400 1/2HP Submersible Water Pump for Pool, Basement, Outdoor & Pond Draining — 110V/60Hz Cast Iron Electric Heavy Duty Utility Pump - 52.8 Gallons

The Wacker Neuson PST2 Pump is a cost-effective choice for draining pools, basements, or ponds. Designed to run on a single-phase power supply, it works well in many common settings, making it easy for you to use. This pump handles water with small debris up to 0.4 inches, so it’s reliable for tough jobs. Its lightweight and compact design means you can carry and install it without hassle. Plus, built-in thermal protection helps prevent motor damage if the pump gets clogged, saving you time and money on repairs. Overall, it’s a practical and durable pump for your water moving needs.

What We Like
Cost-effective operation
Handles solids up to 0.4 inches
Lightweight and compact design
Built-in thermal protection
#TOP 6

WAYNE 1/2 HP Sump Pump with Vertical Float Switch

Wayne
WSS30VN
Black
No Size
WAYNE 1/2 HP Sump Pump with Vertical Float Switch Cover
WAYNE - 1/2 HP Sump Pump with Integrated Vertical Float Switch and 12 Volt Battery Back Up Capability, Battery Not Included - Up to 5,100 Gallons Per Hour - Heavy Duty Basement Sump Pump System

The WAYNE 1/2 HP sump pump is designed for indoor use only and is perfect for keeping your basement dry during heavy water flow. It comes with an integrated vertical float switch and 12 Volt battery back-up capability, which can pump up to 5,100 gallons per hour and remove up to 10,000 gallons on a single battery backup charge. The system is easy to install and fits in 16” diameter or larger sump basins. It has been tested to 1 million cycles for long-lasting use and comes with an 8-foot power cord.

What We Like
Efficient design for easy installation
Back-up ready for uninterrupted use
Tested to 1 million cycles for long-lasting use
#TOP 7

Westinghouse 1/3 HP Submersible Sump Pump

WH33TP
Blue
1/3 HP & 3600 GPH
Westinghouse 1/3 HP Submersible Sump Pump Cover
Westinghouse - Sump Pump with Integrated Vertical Float Switch - 1/3 HP Up to 3,600 Gallons Per Hour - Heavy Duty Basement Sump Pump Submersible

The Westinghouse Sump Pump offers a powerful 1/3 HP motor capable of pumping up to 3,600 gallons per hour, helping you quickly remove water from your basement or sump basin. Its durable epoxy-coated aluminum housing helps keep the motor cool and extends its lifespan, so you can rely on it for long-term use. Thanks to the top suction design, the pump effectively keeps debris out, reducing clogs and ensuring smooth, quiet operation. The built-in vertical float switch automatically activates the pump when water rises, giving you hands-free, worry-free water management.

What We Like
High flow rate
Durable housing
Debris-resistant suction
Automatic float switch
#TOP 8

WASSERMANN 1/3HP Cast Iron Submersible Sump Pump

SBP-6
61304-F
WASSERMANN 1/3HP Cast Iron Submersible Sump Pump Cover
WASSERMANN 1/3HP 2800GPH Cast Iron Submersible Sump Pump with Automatic Vertical Float Switch,1-1/2"NPT Discharge Heavy Duty Sump Pump with 10FT Cord for Basement, Sump Basin, Flooded Area

The WASSERMANN 1/3HP Sump Pump offers strong performance with its 1/3 horsepower motor, capable of moving up to 2800 gallons per hour. This powerful flow helps you quickly remove water from basements or flooded areas, keeping your space dry. Its automatic vertical float switch means the pump starts and stops on its own based on water levels, saving you the hassle of manual control. Built with durable cast iron and a large impeller, it handles debris up to 3/8 inch and resists clogging. Plus, the pump is easy to set up—just connect the discharge pipe, place it in the water, and plug it in to get started.

What We Like
High flow rate
Automatic float switch
Durable cast iron build
Debris-resistant impeller
Simple installation
#TOP 9

Aeromixer 1 HP Submersible Transfer Pump

AEROMIXER MIX + AERATE WITH ONE PUMP
AERO1
Aeromixer 1 HP Submersible Transfer Pump Cover
Aeromixer 1 HP Transfer Pump - Submersible Water Pumps, Sump Pump for Pool Draining, Portable Electric Garden Utility Pumps 5120 GPH, Heavy Duty Outdoor Water Flow System for Farming and Gardening

The Aeromixer 1 HP Pump is a powerful and versatile water pump that can handle tough jobs like draining pools, managing yard flooding, or transferring thick liquids and debris up to 1/4 inch without clogging. With a high flow rate of 5,120 gallons per hour, it helps you complete large water removal tasks quickly and efficiently. You can choose between two size options to fit your needs, whether for small or heavy-duty jobs. Designed for ease of use, it features a self-priming check valve and a long 25-foot power cord, making setup simple and flexible for various outdoor water transfer tasks.

What We Like
High flow capacity
Handles thick liquids and debris
Two size options
Self-priming check valve
Long power cord
#TOP 10

VEVOR 1.5 HP Submersible Sump Pump

Sump Pump 1.5 HP 6000 GPH
1.5" Npt Discharge
VEVOR 1.5 HP Submersible Sump Pump Cover
VEVOR 1.5 HP Submersible Cast Iron and Steel Sump Pump, 6000 GPH Submersible Water Pump with Integrated Vertical Float Switch, for Basement Water Basin and Flooding Area

The VEVOR 1.5 HP Submersible Sump Pump is a high-quality and efficient solution for keeping your basement dry during heavy water flow. With a 1.5 HP copper motor, it can move up to 6000 gallons of water per hour, lifting it vertically up to 33'. The corrosion-proof cast iron frame and rust-proof surface make it durable for long-lasting underwater use. The pump features a hands-free operation with a vertical float switch, allowing for energy-saving and labor-saving use. The 1-1/2" NPT water outlet diameter and 10 ft power cord make it convenient to use and portable.

What We Like
High-quality materials for long-lasting underwater use
Hands-free operation for energy-saving and labor-saving use
1-1/2" NPT water outlet diameter and 10 ft power cord for convenient use
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What's the strongest sump pump?

Most Powerful: Zoeller M98 The biggest and badest sump pump on the market is the Zoeller M98 Submersible Sump Pump. The M98 pumps up to 72 gallons per minute and can pass up to 1/2 inch solids. Like other high-end Zoeller pumps it is made of cast iron and coated in a corrosion resistant epoxy.

2. Which sump pumps are the best?

Top 5 Sump Pumps. Most Compact: Superior Pump Store 1/4-Horsepower Utility Pump.Best Submersible Pump: Zoeller M53 Mighty-Mate Sump Pump.Best Power: Wayne Submersible Cast-Iron and Stainless-Steel Sump Pump.Best Battery Backup: Wayne Upgraded Combination Battery Back-Up Sump Pump.

3. How many hp should my sump pump be?

For most average-sized homes in areas with average water tables, a 1/3 HP sump pump should be sufficient. Typically, 1/3 HP pumps can handle 7' – 10' vertical lifts from the sump pit if they have one 90-degree elbow and a horizontal pipe run between 3 feet and 25 feet.

Editor's Notes

During our heavy duty sump pump research, we found 24 heavy duty sump pump products and shortlisted 10 quality products. We collected and analyzed 104,977 customer reviews through our big data system to write the heavy duty sump pumps list. We found that most customers choose heavy duty sump pumps with an average price of $165.74.

The heavy duty sump pumps are available for purchase. We have researched hundreds of brands and picked the top brands of heavy duty sump pumps, including Wayne, Westinghouse, Wacker Neuson, wassermann, AEROMIXER MIX + AERATE WITH ONE PUMP. The seller of top 1 product has received honest feedback from 1,223 consumers with an average rating of 4.7.

Written by
Harry Stack Avatar

Harry Stack owns a small hardware store, his career landed him a depth of knowledge in categories such as tools, equipment, machinery and hardware. In his spare time, he usually repairs furniture, safes and appliances, and he knows how to make simple repairs to plumbing or electrical fixtures. His hobbies also include woodworking and fishing.