Best Sewer Sump Pumps for Septic Tank in 2025
Updated on July 2025
#1
Recommended
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- Pumps up to 4800 gallons of water per hour and lifts water up to 25 feet vertically
- 1/2 HP cast iron sewage pump includes a vertical float switch and handles solids up to 2 inches
- Dimensions: 19 in. x 30 in.; 30-gallon structural foam basin with a 4 in. rubber inlet for DWV schedule 40/80 pipes
- Premium structural foam cover with an 8-bolt configuration and airtight reusable PVC seal
- Check valve includes heavy-duty rubber boots, stainless steel clamps, and a full-flow design for 2 in. connections
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- Pumps up to 4800 gallons of water per hour and lifts water up to 25 feet vertically
- 1/2 HP cast iron sewage pump includes a vertical float switch and handles solids up to 2 inches
- Dimensions: 19 in. x 30 in.; 30-gallon structural foam basin with a 4 in. rubber inlet for DWV schedule 40/80 pipes
- Premium structural foam cover with an 8-bolt configuration and airtight reusable PVC seal
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#2
Value for Money
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- 3/4 HP submersible sewage ejector pump with oil-filled motor for high efficiency and flow, capable of lifting water up to 29 ft and pumping 6400 GPH, suited for residential sewage systems and harsh environments.
- Mechanical float switch allows for automatic on/off operation based on water level in sump basin, features a standard 10 ft power cord with piggy-back plug for convenience.
- Heavy-duty design includes a cast iron casing, non-clogging vortex impeller, and 2" NPT discharge, enabling it to handle solids up to 2" in diameter, ideal for basements and below grade use.
- Equipped with automatic thermal overload protection to prevent overheating; shuts off when dry running to safeguard the motor, requires full immersion before startup.
- Applicable for residential and commercial sewage and dewatering, including waste water drainage and flooding; comes with a 2-year warranty and is factory tested for reliability.
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- 3/4 HP submersible sewage ejector pump with oil-filled motor for high efficiency and flow, capable of lifting water up to 29 ft and pumping 6400 GPH, suited for residential sewage systems and harsh environments.
- Mechanical float switch allows for automatic on/off operation based on water level in sump basin, features a standard 10 ft power cord with piggy-back plug for convenience.
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#3
13% Off
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- Powerful 1HP submersible sewage pump with a flow rate of 5220 GPH and maximum head of 24 feet, ideal for deep draining tasks in various settings.
- Features both manual and automatic operation with a 14.4ft power cord and adjustable float switch for optimal water level management.
- Includes thermal overload protection to prevent motor damage and can safely operate in water temperatures up to 104℉.
- Constructed with durable cast iron housing for rust resistance, equipped with a non-clogging vortex impeller to handle solids up to 0.79 inches in diameter.
- Versatile pump suitable for sewage, wastewater, and rainwater removal in residential and commercial environments, ensuring cleanliness and safety.
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- Powerful 1HP submersible sewage pump with a flow rate of 5220 GPH and maximum head of 24 feet, ideal for deep draining tasks in various settings.
- Features both manual and automatic operation with a 14.4ft power cord and adjustable float switch for optimal water level management.
- Includes thermal overload protection to prevent motor damage and can safely operate in water temperatures up to 104℉.
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#4
17% Off
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- Heavy-duty grinder pump with stainless steel cutting blade effectively shreds tough solids in sewage to prevent blockages, ensuring efficient wastewater management with minimal maintenance.
- Durable construction features a stainless steel motor housing and a rugged cast iron base that provide high corrosion and abrasion resistance, with a 1HP copper-wired motor delivering a maximum flow rate of 3962 GPH and a head of 46 feet.
- Adjustable tether float switch enables automatic operation based on water levels, while a portable handle and cable lock design facilitate easy transport and adjustment of the float switch length, preventing freezing in cold conditions.
- Built-in thermal overload protection guards against motor burnout during dry runs; includes a 19-foot power cord with 16AWG UL-rated wire gauge for safe operation, factory tested for reliability, and equipped with a 2'' NPT discharge and hose adapter for simple installation.
- Submersible grinder sewage pump suitable for both residential and commercial applications, capable of handling sewage basins, sump pits, and basement flooding, supported by a two-year warranty and professional customer service.
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- Heavy-duty grinder pump with stainless steel cutting blade effectively shreds tough solids in sewage to prevent blockages, ensuring efficient wastewater management with minimal maintenance.
- Durable construction features a stainless steel motor housing and a rugged cast iron base that provide high corrosion and abrasion resistance, with a 1HP copper-wired motor delivering a maximum flow rate of 3962 GPH and a head of 46 feet.
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#5
18% Off
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- Powerful copper wire motor pumps up to 5220 gallons per hour and can lift water to a height of 24 feet, enhancing sewage removal efficiency; features oil-filled split capacitor for effective cooling and prolonged operation.
- Durable cast iron housing provides rustproof and corrosion-resistant protection, while an anti-clog centrifugal impeller handles solid particles up to 3/4 inch, reducing the risk of clogs.
- Equipped with an adjustable tether float switch for automatic operation, activating when water reaches 18.5 inches and deactivating when it drops below 4 inches to avoid dry running.
- Includes built-in thermal overload protection for safe usage; features a metal ring for easy relocation and secure fastening, along with a 14.4-foot power cord for versatile connectivity.
- Suitable for various applications, including residential sewage and septic systems, effectively removes sewage, wastewater, and rainwater from areas like basements, bathrooms, and yards.
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- Powerful copper wire motor pumps up to 5220 gallons per hour and can lift water to a height of 24 feet, enhancing sewage removal efficiency; features oil-filled split capacitor for effective cooling and prolonged operation.
- Durable cast iron housing provides rustproof and corrosion-resistant protection, while an anti-clog centrifugal impeller handles solid particles up to 3/4 inch, reducing the risk of clogs.
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#6
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- 1HP PSC motor capable of pumping 6000 gallons per hour and lifting water up to 32 feet. Suitable for various applications including basements and septic tanks.
- Constructed from rugged cast iron and stainless steel for durability, featuring a clog-resistant design and high suction for effective performance in below-grade installations.
- Includes a tethered float switch for automatic operation based on water levels, along with a UL-standard 10-foot power cord for easy setup. Note: Avoid lifting pump by the power cord to prevent damage.
- Incorporates thermal overload protection to prevent motor burnout during dry runs or voltage surges, along with a mechanical seal for increased durability and a venting valve to ensure smooth operation.
- Complies with UL 778 safety standards and is backed by a three-year after-sale service for peace of mind.
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- 1HP PSC motor capable of pumping 6000 gallons per hour and lifting water up to 32 feet. Suitable for various applications including basements and septic tanks.
- Constructed from rugged cast iron and stainless steel for durability, featuring a clog-resistant design and high suction for effective performance in below-grade installations.
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#7
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- 3/4 HP submersible sewage pump offers 32ft max head and a 7200 GPH rating for efficient drainage of basements and sewage wells.
- Features automatic and manual control settings for versatile operation; connects easily to a float for automatic use.
- Designed with a rugged cast iron casing and non-clogging vortex impeller, this pump can handle 2" diameter solids, making it suitable for heavy-duty tasks.
- Includes safety instructions to avoid mishandling, such as not lifting by the wire and ensuring proper venting with check valves.
- Easy installation process: simply connect the hose, place it in position, and plug it in for immediate operation.
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- 3/4 HP submersible sewage pump offers 32ft max head and a 7200 GPH rating for efficient drainage of basements and sewage wells.
- Features automatic and manual control settings for versatile operation; connects easily to a float for automatic use.
- Designed with a rugged cast iron casing and non-clogging vortex impeller, this pump can handle 2" diameter solids, making it suitable for heavy-duty tasks.
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#8
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- 1/2 HP pump designed for residential sump pits and septic tanks
- Features automatic operation with an integral float switch and 1½" discharge, capable of passing 1/2" solids
- Performance specifications include 72 GPM at 5' head and a shut-off head of 23' TDH
- Durable construction with all-cast iron materials and stainless steel guard and handle
- Tested at the factory to ensure reliability and performance
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- 1/2 HP pump designed for residential sump pits and septic tanks
- Features automatic operation with an integral float switch and 1½" discharge, capable of passing 1/2" solids
- Performance specifications include 72 GPM at 5' head and a shut-off head of 23' TDH
- Durable construction with all-cast iron materials and stainless steel guard and handle
- Tested at the factory to ensure reliability and performance
#9
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- 1HP submersible sewage pump with a maximum flow rate of 6400GPH and head height of 40 feet, suitable for residential sewage systems.
- Automatic float switch for operation based on water level; prevents dry-running with a 30ft power cord.
- Durable cast iron and stainless steel casing with a non-clogging grinder and a 2'' NPT discharge for easy installation in basements or below-grade areas.
- Built-in thermal overload protection automatically shuts off the pump if the motor overheats, safe for water temperatures from 0-40°C (32°F-104°F).
- Suitable for basements, sewage pits, sump pits, and septic tanks, offering a versatile drainage solution.
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- 1HP submersible sewage pump with a maximum flow rate of 6400GPH and head height of 40 feet, suitable for residential sewage systems.
- Automatic float switch for operation based on water level; prevents dry-running with a 30ft power cord.
- Durable cast iron and stainless steel casing with a non-clogging grinder and a 2'' NPT discharge for easy installation in basements or below-grade areas.
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#10
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- Submersible sewage pump with 2-inch discharge and float switch, powered by a durable oil-filled split capacitor copper motor, achieving maximum flow rate of 5220 GPH and max head of 24 feet for daily sewage discharge tasks in various environments.
- Adjustable float switch allows for automatic activation at a water level of 18.5" and deactivation at 4.1", with a manual mode option. Features a 14.4ft power cord with piggy-back plug for flexibility during use.
- Includes thermal overload protection, shutting off at 266℉ to avoid overheating, and should not be used in water exceeding 40℃/104℉. Proper startup procedures and lifting methods are required for safety.
- Constructed from heavy-duty cast iron for rust and corrosion resistance, featuring a non-clog vortex impeller that handles solids up to 0.79" in diameter, ensuring effective drainage and reduced maintenance.
- Designed for various applications including sewage, wastewater, rainwater, and floodwater management in residential and commercial settings, effectively maintaining dry conditions in spaces like basements, yards, and ponds.
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- Submersible sewage pump with 2-inch discharge and float switch, powered by a durable oil-filled split capacitor copper motor, achieving maximum flow rate of 5220 GPH and max head of 24 feet for daily sewage discharge tasks in various environments.
- Adjustable float switch allows for automatic activation at a water level of 18.5" and deactivation at 4.1", with a manual mode option. Features a 14.4ft power cord with piggy-back plug for flexibility during use.
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