Best Sump Pump For Septic Tank (2024 Updated)

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As a homeowner with a septic tank, you know how important it is to keep your system running smoothly. One key component of your septic system is the sump pump, which helps to keep your tank from overflowing and creating a mess. But with so many options on the market, how do you know which sump pump is the best for your septic tank?

When looking for the best sump pump for your septic tank, there are a few key points to consider. First, you'll want to think about the size of your tank and the amount of water it can hold. This will help you determine the right size and power of sump pump you need. Next, you'll want to consider the type of pump you want, as there are submersible and pedestal options available. You'll also want to think about the type of switch you prefer, as there are float and electronic options.

Other important factors to consider include the materials used in the pump's construction, the level of noise it produces, and any additional features such as alarms or backup systems. By taking all of these factors into account, you can find the best sump pump for your septic tank that will keep your system running smoothly and prevent any messy overflows.

10 Best Sump Pump For Septic Tank

1. Acquaer 3/4hp Cast Iron Submersible Sewage/effluent Pump With Tethered Float Switch And 2'' Npt Discharge, Ideal For Residential Sewage, Basement, And Septic Tank, 115v, 6400 Gph Automatic Operation.

The Acquaer 3/4HP Submersible Sewage/Effluent Pump is a high-performance pump designed for residential and commercial sewage and dewatering applications, including septic systems, waste water drainage, and basement flooding. With a powerful oil-filled split capacitor motor and high flow rate, this pump can pump up to 6400 GPH or lift water up to 29ft vertically.

One of the key features of this pump is its adjustable mechanical float switch, which automatically turns the pump on or off depending on the water level in the sump basin or septic pit. This allows for efficient and reliable operation, without the need for constant monitoring.

The pump also boasts a durable and clog-resistant design, with a rugged cast iron casing, reinforced engineered non-clogging vortex impeller, and 2'' NPT discharge capable of passing 2" diameter solids. This makes it ideal for use in harsh environments and below-grade installations, such as basements.

To prevent damage to the motor, the pump also features built-in automatic thermal overload protection, which prevents overheating and burning. Additionally, it is important to fully immerse the pump before startup and prevent it from freezing in cold winter to ensure optimal performance.

Overall, the Acquaer 3/4HP Submersible Sewage/Effluent Pump offers reliable and efficient performance for a wide range of sewage and dewatering applications. It comes with a two-year warranty and professional installation and maintenance advice from Acquaer customer service.

2. Acquaer 1/3 Hp Cast Iron Submersible Pump With Integrated Float Switch For Septic Tanks, Basements, And Flooding Areas – 3150 Gph

The Acquaer 1/3 HP Submersible Sump Pump is a powerful and reliable tool that is perfect for residential sewage, basement, and septic tank applications. With a voltage of 115V/60Hz and a maximum flow rate of 3150 gallons per hour, this pump is designed to quickly and efficiently move water and other fluids.

One of the key features of this pump is its integral snap-action float switch, which allows for automatic operation. When water reaches the float switch, the pump will activate and begin pumping automatically. When the water level drops, the pump will turn off on its own, eliminating the need for manual operation.

In addition to its automatic operation, the Acquaer pump also features built-in overload protection. This protection prevents the motor from overheating and burning out, even in the event of dry running. If the pump is running dry, it will shut off automatically to protect the motor and ensure long-lasting performance.

The Acquaer sewage pump is built with cast iron construction, which provides superior reliability and durability. It also features a corrosion-resistant coating that helps to prevent corrosion and extend the life of the pump.

The pump is equipped with a reinforced engineered non-clogging vortex impeller, which allows it to pass solids up to 1/2" in diameter. This makes it ideal for use in residential sewage, basement, and septic tank applications.

Overall, the Acquaer 1/3 HP Submersible Sump Pump is a powerful and reliable tool that is perfect for a wide range of applications. Whether you need to move water in a residential setting, or you need to pump sewage and effluent from a septic tank, this pump is up to the task. With automatic operation, built-in overload protection, and cast iron construction, this pump is built to last and provide reliable performance for years to come.

3. Wifi-Enabled Sump Pump Alarm With 10 Float Switches For Indoor/outdoor Use. Features Weatherproof Water Detection, Free Email Alerts, Audible Alarm, And Server-Side Backup.

Sump Alarm introduces its latest innovation – the Sump Alarm Wifi Water Sensor. This wireless sump pump alarm comes with 10 float switches for indoor and outdoor use, making it a reliable and versatile tool for monitoring water levels and detecting potential flooding.

The Sump Alarm Wifi Water Sensor is an innovative water alarm that is the first outdoor wifi water leak detector. It is IP67-rated with a gasketed enclosure and weatherproof components, making it ideal for lift stations, grinder pumps, and pool sumps. This means that it can withstand harsh weather conditions and remain functional, providing accurate and timely information about water levels.

The polypropylene float switch on the water sensor alarm detects changes within 6 inches for fast troubleshooting. This ensures that any potential flooding is detected quickly and easily, minimizing property damage. The water level sensor also comes with a free email alert system that keeps users informed from anywhere in the world. The optional monthly/yearly subscription service sends text and/or voice notices for the liquid level alarm, making it even easier to monitor the sensor.

The server-side backup of the water alarm detector alerts users to loss of power or internet. This means that even if there is a power outage or internet connection failure, users can still receive alerts and notifications about potential flooding. The LED light and 90 db horn also deliver visual and audible alerts from the moisture sensor, ensuring that users are aware of any potential issues.

Overall, the Sump Alarm Wifi Water Sensor is a reliable and efficient tool for monitoring water levels and detecting potential flooding. Its innovative features, including the polypropylene float switch, free email alert system, and server-side backup, make it a must-have for anyone concerned about water damage to their property.

4. Zoeller Flow-Mate Automatic Sump Pump For Septic Tanks 137-0001, Lpp

The Zoeller Flow-Mate Automatic Sump Pump for Septic Tanks 137-0001, LPP is a top-of-the-line sump pump designed to effectively remove water from septic tanks. This pump is constructed with a corrosion-resistant powder-coated epoxy finish that ensures durability and longevity, even in harsh environments.

The Flow-Mate pump is equipped with a float-operated 2-pole mechanical switch that automatically turns the pump on and off as needed. This feature ensures that the pump is always ready to remove water from the septic tank, preventing potential flooding and other issues.

In addition, the Zoeller Flow-Mate pump features upper and lower sleeve bearings that run in a bath of oil. This design ensures that the pump operates smoothly and efficiently, even under heavy use.

Overall, the Zoeller Flow-Mate Automatic Sump Pump for Septic Tanks 137-0001, LPP is an excellent choice for anyone who needs a high-quality sump pump to keep their septic tank free of excess water. With its durable construction, automatic operation, and efficient design, this pump is sure to provide reliable performance for years to come.

5. Sludge Boss Septic Float Switch: Heavy-Duty, Mercury-Free, Self-Orienting Tank Float For Septic Pumps Up To 1/2 Hp (20 Ft Cable).

The Sludge Boss Septic Float Switch is a heavy-duty sewage pump switch designed to manage wastewater levels containing viscous liquids and suspended solids in tanks and containers. With the ability to control motors of up to ½ Horsepower (or 13 Amps) at 120 or 220 Volts AC for non-continuous pump operations, this switch provides reliable and efficient performance. It can also handle up to 13 Amps for 12V DC motor loads, making it a versatile addition to any septic system.

Constructed with non-corrosive polypropylene and PVC-jacketed wires, the Sludge Boss Sewage Pump Switch Floats can withstand non-combustible fluids in temperatures ranging from 32°F to 140°F. The switch is also IP68-rated, making it highly resistant to water and dust ingress, thus ensuring its longevity in harsh environments.

The self-orienting design of the Sludge Boss Septic Tank Floats makes installation hassle-free with no tether or cable weight needed. The switch is available in 16-, 20-, 33- and 100-foot lengths, making it compatible with many sewage pump systems. Honeywell Micro Switch is built into the Sludge Boss Sewer Pump Tank Floats, which is rated for 100,000 operations, providing confidence in controlling effluent and wastewater levels in large water tanks, reservoirs, and sumps.

The Sludge Boss Hold Tank Float Switches are mercury-free and IEC and CE rated, making them non-toxic and environmentally friendly. They are suitable for use with septic tank pumps up to 1/2 HP at 120 volts or 220 volts.

In conclusion, the Sludge Boss Septic Float Switch offers an efficient and reliable solution for managing wastewater levels containing viscous liquids and suspended solids. The switch's rugged construction, self-orienting design, and compatibility with many sewage pump systems make it a valuable addition to any septic system. The mercury-free and environmentally friendly design make it a responsible choice for those seeking to reduce their environmental impact.

6. Waterboss Piggyback Float Switch With 10ft Cable For Septic, Sump Pump, And Water Tank – 5 Year Warranty

The "WaterBoss" Universal Piggyback Float Switch is a reliable and versatile solution for controlling the operation of sump pumps, septic systems, and water tanks. With 10 feet of cable, cable ties, and a piggyback connector, this float switch provides an easy and secure connection between the pump and the switch.

The float switch is designed to allow for direct connection of the sump pump, which means that the pump can be left to automatically pump to empty without the need for manual intervention. The switch is rated up to 13 amps or 1/2 HP, making it suitable for most residential and commercial applications.

The "WaterBoss" Universal Piggyback Float Switch is built to last, with a 5-year warranty that provides peace of mind for the user. The switch is also rated to IP68, which means that it is protected against dust and water ingress, making it suitable for use in harsh environments.

The temperature ratings of the switch range from 32°F to 140°F, which means that it can operate in a wide range of temperatures. The switch is also CE and IEC approved, which guarantees that it meets the highest safety and quality standards.

Overall, the "WaterBoss" Universal Piggyback Float Switch is a reliable and durable solution for controlling the operation of sump pumps, septic systems, and water tanks. With its easy installation and versatile design, this float switch is an excellent choice for anyone looking for a high-quality switch that will provide consistent performance for years to come.

7. The Basement Watchdog Model Bwc1 Universal Replacement Sump Pump Float Switch

The BASEMENT WATCHDOG Model BWC1 Universal Replacement Sump Pump Float Switch is a reliable and efficient solution for keeping your basement or crawl space free from water damage. This switch is designed to be compatible with most sump pumps, making it a versatile and convenient option for homeowners and professionals alike.

The large floats of the BWC1 Universal Replacement Sump Pump Float Switch are designed to detect even the slightest water level rises of 1/4 inch, automatically activating the sump pump to prevent any flooding or water damage. Additionally, a second float provides additional protection to ensure automatic pump activation in case the first float fails.

The protective float switch cage of the BWC1 Universal Replacement Sump Pump Float Switch helps keep debris and wires from interfering with float movement, ensuring that the switch operates smoothly and efficiently. The vented, curved bottom also reduces debris build-up under the float, further enhancing its reliability and longevity.

One of the key benefits of the BWC1 Universal Replacement Sump Pump Float Switch is its ability to allow the sump pump to run for an additional 10 seconds to drain excess water from the sump pit. This feature helps ensure that all water is removed from the area, reducing the risk of future flooding or water damage.

Overall, the BASEMENT WATCHDOG Model BWC1 Universal Replacement Sump Pump Float Switch is a high-quality and reliable solution for anyone looking to protect their home from potential water damage. Its compatibility with most sump pumps, large floats, and protective cage make it a top choice for homeowners and professionals looking for a durable and effective float switch.

8. Zoeller M98 Flow-Mate Submersible Pump, 1/2 Hp, 115v, Cast Iron, Automatic.

The Zoeller 98-0001 115-Volt 1/2 Horse Power Model M98 Flow-Mate Automatic Cast Iron Single Phase Submersible Sump/Effluent Pump is a powerful and reliable solution for residential sump pits or septic tanks. With a 1/2 horsepower motor, this pump can handle tough pumping tasks with ease.

One of the key features of this pump is its automatic model with integral float switch. This means that the pump will turn on and off automatically based on the water level in the sump pit or septic tank. This is a convenient feature that ensures that the pump is always ready to go when you need it, without requiring any manual intervention.

The Zoeller 98-0001 also has a 1½" discharge and can pass 1/2" solids, making it a versatile pump that can handle a wide range of pumping tasks. It has a performance rating of 72 gallons per minute at 5' head, and a shut-off rating of 23' TDH. This means that it can move a significant amount of water quickly and efficiently, and has a high enough shut-off rating to handle most residential pumping tasks.

The Zoeller 98-0001 is also built to last, with an all cast iron construction and a stainless steel guard and handle. This ensures that the pump is durable and can withstand the harsh conditions of residential sump pits and septic tanks. Additionally, the pump is 100% factory tested, ensuring that it meets the highest quality standards before it is shipped to customers.

In summary, the Zoeller 98-0001 115-Volt 1/2 Horse Power Model M98 Flow-Mate Automatic Cast Iron Single Phase Submersible Sump/Effluent Pump is a powerful and reliable solution for residential sump pits or septic tanks. With its automatic model, high performance rating, and durable construction, this pump is an excellent choice for homeowners who need a pump that can handle tough pumping tasks with ease.

9. Superior Pump 93015-U Cast Iron Tethered Float Switch Sewage Pump With Basin Kit, 1/2 Hp, Black

The Superior Pump 93015-U Cast Iron Tethered Float Switch Sewage Pump with Basin Kit is an efficient and reliable solution for sewage pumping. This pump is capable of pumping up to 4800 gallons per hour and can pump water up to 25 vertical feet. With a powerful 1/2 HP Cast Iron Sewage Pump and a non-clogging vortex impeller, it can handle solids up to 2 inches in diameter.

The pump comes with a 19 in. x 30 in. 30-gallon structural foam basin that has a 4 in. rubber inlet hub that fits DWV schedule 40/80 pip, 2 in. discharge and vent, and built-in torque stops. The basin kit also includes a premium structural foam cover with 8 bolt configuration and an air-tight molded reusable PVC seal.

The check valve features heavy-duty rubber boots, stainless steel clamps, and a full flow design with 2 in. connections. The valve prevents backflow and ensures that the pump operates efficiently.

The tethered float switch ensures that the pump turns on and off automatically based on the water level in the basin. This feature helps to prevent flooding and damage to the pump.

The Superior Pump 93015-U Cast Iron Tethered Float Switch Sewage Pump with Basin Kit is easy to install and requires minimal maintenance. The pump is designed to last for years, with a durable cast iron construction and a robust impeller.

In conclusion, if you're looking for a reliable and efficient solution for sewage pumping, the Superior Pump 93015-U Cast Iron Tethered Float Switch Sewage Pump with Basin Kit is an excellent choice. With its powerful motor, non-clogging impeller, and easy-to-install design, it's the perfect solution for residential and commercial applications.

Best Sump Pump For Septic Tank FAQs

Are there any specific brands or models of sump pumps that are recommended for septic systems?

There are no specific brands or models of sump pumps that are recommended for septic systems. However, it is important to choose a sump pump that is designed for effluent or sewage handling. Effluent pumps are designed to handle greywater and other liquids that are not heavily laden with solids, while sewage pumps are designed to handle solid waste and other debris. It is recommended to choose a pump with a high-quality float switch that can handle the harsh environment of a septic tank. Additionally, it is important to choose a pump with an alarm system that will alert you if there are any issues with the pump or septic system. Some popular brands of sump pumps that are suitable for septic systems include Zoeller, Liberty Pumps, and Little Giant. Ultimately, it is important to consult with a professional plumber or installer to determine the best pump for your specific septic system needs.

Can a sump pump be used in conjunction with a septic system to prevent backups and overflows?

Yes, a sump pump can be used in conjunction with a septic system to prevent backups and overflows. A sump pump is a mechanical device that is designed to remove excess water from a basement or crawl space. When installed properly, it can also be used to prevent septic system backups and overflows by pumping water out of the septic tank and into a drain field or other appropriate drainage area.

However, it is important to note that using a sump pump in conjunction with a septic system requires careful planning and installation. The system must be designed to handle the additional water flow, and the sump pump must be properly sized and installed to ensure that it does not overload the septic system or cause other problems.

To ensure that a sump pump is used safely and effectively with a septic system, it is recommended that you consult with a professional plumber or septic system contractor who can evaluate your specific situation and recommend the best course of action.

How much horsepower do I need in a sump pump for my septic tank?

The horsepower needed for a sump pump for a septic tank depends on various factors, such as the size of the septic tank, the depth of the pit, and the volume of water to be pumped. Generally, a 1/2 to 1 horsepower sump pump is sufficient for most residential septic systems. However, larger commercial or industrial septic systems may require a higher horsepower sump pump.

It is crucial to select a sump pump that can handle the maximum expected flow rate of water and solids from the septic tank. A higher horsepower pump may not always be the best option, as it can lead to unnecessary wear and tear on the pump and motor, resulting in increased maintenance and replacement costs.

Consulting with a professional septic contractor or plumber can help determine the appropriate sump pump horsepower for a specific septic system. Proper maintenance and regular inspections of the sump pump can also ensure optimal performance and prevent system failures.

How often should a sump pump be inspected and maintained to ensure optimal performance in a septic system?

A sump pump should be inspected and maintained at least once a year to ensure optimal performance in a septic system. However, the frequency of inspection and maintenance may vary depending on the usage and age of the pump. Regular inspection helps to identify any potential issues such as clogs, leaks, or worn-out parts that could lead to failure or inadequate performance of the pump. Maintenance tasks may include cleaning the pump and pit, checking the float switch, testing the backup power source, and replacing any faulty parts. It is also important to ensure that the discharge pipe is clear and properly connected to prevent any backflow or flooding. Proper maintenance of the sump pump can help prolong its lifespan and prevent costly repairs or replacements.

What features should I look for when choosing the best sump pump for my septic tank?

When choosing a sump pump for your septic tank, there are several features to consider. Firstly, the pump's horsepower should be adequate to handle the volume of water in your septic system. Secondly, the pump should have an automatic switch that turns it on and off as needed. Thirdly, the pump should have a reliable backup power source to ensure it functions even during power outages. Fourthly, the pump should be durable and made of high-quality materials to withstand wear and tear. Lastly, it is essential to consider the pump's noise level, especially if it will be installed in a residential area. By considering these features, you can choose the best sump pump for your septic tank that will provide reliable and efficient service for years to come.

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