10 bestQuiet Sump Pumpof July 2025
112M consumers helped this year.
10% off
1
DEKOPRO 3/4HP 4600GPH Sump Pump, Submersible Cast Iron and Stainless Steel Sump Pump with Integrated Vertical Float Switch
DEKOPRO
9.7
2
Wayne WSS30V Upgraded Combination 1/2 HP and 12-Volt Battery Back Up System
Wayne
9.4
3
Wayne CDU980E 3/4 HP Submersible Cast Iron and Stainless Steel Sump Pump with Integrated Vertical Float Switch
Wayne
9.1
4
Wayne CDU800 1/2 HP Submersible Cast Iron and Steel Sump Pump with Integrated Vertical Float Switch
Wayne
8.8
5
Liberty Pumps 287 1/2-Horse Power 1-1/2-Inch Discharge 280-Series Automatic Submersible Sump Pump with VMF Switch, Gray
Liberty Pumps
8.5
OtherUp to 25% off
Wayne CDU790 1/3 HP Submersible Cast Iron and Steel Sump Pump with Integrated Vertical Float Switch
Superior Pump 92250 1/4-Horsepower Thermoplastic Sump Pump with Tethered Float Switch
Liberty Pumps 257 1/3-Horse Power 1-1/2-Inch Discharge 250-Series Cast Iron Automatic Submersible Sump/Effluent Pump with VMF Switch, Gray
Wayne CDU1000 1 HP Submersible Cast Iron and Stainless Steel Sump Pump with Integrated Vertical Float Switch
6
Zoeller 98-0001 1/2 HP 72 GPM 1-1/2-Inch Discharge M98 Flow-Mate Cast Iron Automatic Sump Pump with Vertical Float Switch
Zoeller
8.2
7
Glentronics, Inc. BWE 1000-Gallons Per Hour Basement Watchdog Emergency Back-Up Sump Pump
THE BASEMENT WATCHDOG
7.9
8
Zoeller 53-0001 1/3 HP 43 GPM 1-1/2-Inch Discharge M53 Mighty-Mate Automatic All Cast Iron Sump Pump with Vertical Float Switch
Zoeller
7.6
9
Liberty Pumps 457 Vertical Magnetic Float 1/2 HP Submersible Sump Pump, Black
Liberty Pumps
7.4
10
Liberty Pumps 237 1/3-Horse Power 1-1/2-Inch Discharge 230-Series Automatic Submersible Sump Pump with VMF Switch
Liberty Pumps
7.1
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A Guide to Selecting the Best Quiet Sump Pump
Choosing a quiet sump pump is all about finding a balance between effective water removal and minimal noise. Sump pumps are essential for keeping basements and crawl spaces dry, but some can be quite loud, which can be disruptive, especially if the pump is located near living spaces. To pick the best quiet sump pump for your needs, it's important to understand the key features that influence both performance and noise levels. By focusing on the right specifications, you can ensure your pump will be both efficient and unobtrusive.
Pump Type
There are two main types of sump pumps: submersible and pedestal. Submersible pumps sit underwater in the sump pit and are generally quieter because the water helps muffle the sound. Pedestal pumps have the motor above the pit, which can make them noisier. If quiet operation is your priority, a submersible pump is usually the better choice. However, pedestal pumps can be easier to maintain. Consider where your pump will be located and how much noise you can tolerate when deciding between these types.
Motor Power (Horsepower)
Motor power, measured in horsepower (HP), determines how much water the pump can move and how quickly. Common values range from 1/4 HP to 1 HP. Higher horsepower pumps can handle more water and are better for larger basements or areas with frequent flooding, but they may also be louder. If your water problem is minor, a lower horsepower pump will usually be quieter and still effective. Match the horsepower to the size of your space and the typical amount of water you need to remove.
Noise Level
Noise level is a key concern for quiet sump pumps, but it's not always listed in decibels. Instead, look for pumps that are specifically marketed as 'quiet' or have features like insulated housings or rubber feet to reduce vibration. Submersible pumps are generally quieter, and pumps with plastic or cast iron housings tend to make less noise than those with thin metal parts. If possible, read user reviews to get a sense of real-world noise levels, especially if the pump will be near bedrooms or living areas.
Switch Type
The switch activates the pump when water reaches a certain level. There are float switches, diaphragm switches, and electronic switches. Mechanical float switches can sometimes make clicking noises, while electronic switches are often quieter and more reliable. If you want the quietest operation, look for a pump with an electronic or diaphragm switch, as these tend to operate more smoothly and with less noise.
Discharge Size
Discharge size refers to the diameter of the pipe that carries water away from the pump, usually measured in inches. Common sizes are 1.25 to 2 inches. A larger discharge size allows water to flow out more easily, which can help the pump run more efficiently and for shorter periods, potentially reducing noise. Choose a discharge size that matches your existing plumbing or the amount of water you expect to move, but remember that bigger isn't always better if your system can't handle it.
Build Material
The material of the pump affects both durability and noise. Cast iron and heavy-duty plastic are common choices. Cast iron pumps are sturdy and tend to absorb vibrations, making them quieter, while plastic pumps are lighter and may transmit more noise. If quiet operation is your main goal, a cast iron or composite pump is usually preferable, but make sure the material is also resistant to corrosion for long-term reliability.
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