best submersible pump for septic tank

When it comes to maintaining a septic system, choosing the right submersible pump is crucial for efficiency and longevity. A submersible pump is designed to be submerged in wastewater, playing a key role in pumping waste from the septic tank to the drain field or other disposal points. However, with numerous options available on the market, selecting the best submersible pump for a septic tank can be daunting. In this article, we will discuss factors to consider in your search, along with recommendations for the best pumps available.

Key Factors to Consider

1. Pump Capacity The capacity of a submersible pump, typically measured in gallons per minute (GPM), is one of the most important factors. The appropriate capacity depends on the size of your septic system and the amount of wastewater generated. For residential use, pumps with a capacity of 30-60 GPM are generally sufficient.

2. Horsepower (HP) The horsepower of the pump determines its ability to move solids and liquids. For septic applications, a pump with a horsepower rating of 0.5 to 1.5 HP is usually recommended, depending on the depth of the tank and the distance the wastewater needs to be pumped.

3. Durability and Material Since the pump will be submerged in wastewater, it is vital to choose one made from corrosion-resistant materials like stainless steel or thermoplastic. These materials ensure longevity and help prevent rust and degradation over time.

4. Switch Type Submersible pumps come with different types of switches for activation. Float switches are common and can automatically turn the pump on and off based on the water level in the tank. Variants include tethered and vertical float switches, each offering their own advantages in specific installations.

5. Clog Resistance A pump's ability to handle solids is an essential feature. Look for pumps with a robust design, such as those with a large solids handling capability, as they can manage debris and prevent clogging.

6. Noise Levels Some pumps can be quite loud during operation. If noise is a concern, consider looking for quieter models that still provide adequate power and reliability.

Top Recommendations

1. Wayne CDU980E This 0.75 HP submersible sump pump is highly rated for its durability, efficiency, and solid construction. It features a thermoplastic body and a 1.5-inch discharge pipe for good solids handling.

2. Superior Pump 91250 This is an affordable option with a capacity of 30 GPM and a 0.5 HP motor. It is lightweight and constructed of rugged thermoplastic, making it a reliable choice for septic applications.

3. Liberty Pumps 257 A robust 1 HP submersible pump that can handle 2-inch solids. Its durable cast iron construction and excellent performance make it a favorite among homeowners.

4. Zoeller M53 This is a 0.5 HP submersible pump known for its reliability and solid build. It's equipped with a non-clogging vortex impeller and is recognized for its efficient performance.

Conclusion

Choosing the best submersible pump for a septic tank involves considering key features such as capacity, horsepower, material durability, and clog resistance. By analyzing your specific needs and understanding your options, you can find a reliable pump that will effectively manage your septic system and contribute to its longevity. Investing in a quality pump today can save significant time and money down the road.