10 Best Dehumidifier For Large Basement (2025 Update)

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As a homeowner, having a large basement can be a blessing, but it can also be a nightmare when it comes to humidity levels. High humidity can cause mold growth, musty odors, and damage to your belongings. This is where a dehumidifier comes in handy. But when choosing a dehumidifier for your large basement, there are some key points you need to consider.

Firstly, you need to determine the size of your basement and the capacity of the dehumidifier. For a large basement, you need a unit with a high capacity that can remove a significant amount of moisture from the air.

Secondly, consider the type of dehumidifier you need. There are two main types: refrigerant and desiccant. Refrigerant dehumidifiers are best for warmer temperatures, while desiccant dehumidifiers are better for colder temperatures.

Thirdly, look for a dehumidifier with a built-in humidistat. This will allow you to set the desired humidity level and the unit will automatically turn on and off to maintain that level.

Fourthly, consider the noise level of the dehumidifier. If you plan to use it in a living space, you'll want one that operates quietly.

Lastly, look for a dehumidifier with an automatic defrost feature. This will prevent the unit from freezing up if the temperature drops too low.

In summary, when looking for a dehumidifier for your large basement, consider the size and capacity, type, built-in humidistat, noise level, and automatic defrost feature. By taking these key points into consideration, you'll be able to choose the best dehumidifier for your needs and keep your basement dry and comfortable.

10 Best Dehumidifier For Large Basement

1. Airplus 1,500 Sq. Ft 30 Pints Dehumidifier For Home And Basements With Drain Hose(Ap1907)

The AIRPLUS 1,500 Sq. Ft 30 Pints Dehumidifier for Home and Basements with Drain Hose(AP1907) is a high-efficiency dehumidifier that removes up to 30 pints of moisture per day. It is perfect for use in areas with high humidity levels, such as basements, kitchens, living rooms, RVs, and closets.

This dehumidifier comes with a drain hose that allows for convenient and automatic drainage, eliminating the need for manual labor. Additionally, its 1.5L capacity is sufficient for use, and if the water tank is full, the machine will shut off until it is emptied.

The AIRPLUS dehumidifier is easy to operate, with four modes – STANDARD, DRYING, SLEEP, and RAINING – to fulfill different needs. Its timing boot/shutdown function saves a load of trouble, and universal wheels make movements easy.

This dehumidifier is also quiet, with moisture removal that keeps users away from annoying noise. It is ideal for use in the bedroom, where it will not disturb one's rest, and it also does a great job in the living room, RV, kitchen, and closet. It works perfectly as a dehumidifier for basements, creating a pleasant and comfortable life.

AIRPLUS offers a quality service of a replacement or a full refund coming with their basement dehumidifier. If you have any problems with the bathroom dehumidifier or shopping experience, please CONTACT them.

It is important to note that the filter is embedded inside the inlet grid, making them integrated.

Overall, the AIRPLUS 1,500 Sq. Ft 30 Pints Dehumidifier for Home and Basements with Drain Hose(AP1907) is a reliable and efficient dehumidifier that is easy to use and perfect for various living spaces.

2. Aprilaire E100 Pro 100 Pint Dehumidifier For Up To 5,500 Sq. Ft, White, With Leveling Feet – Ideal For Crawl Spaces, Basements, Whole Homes, And Commercial Use.

The AprilAire E100 Pro 100 Pint Dehumidifier is an essential tool for controlling humidity levels in crawl spaces, basements, whole homes, and commercial spaces up to 5,500 square feet. Excess moisture in the air can cause a range of problems, including mold, mildew, and odors, and can even lead to structural damage, such as wood rot and termite infestations. The E100 Pro helps prevent these issues by reducing and controlling humidity levels to a target range, protecting your home and belongings.

One of the standout features of the E100 Pro is its smart sensing technology, which automatically starts the dehumidification process when the humidity level rises above the target range. This means you can set it and forget it, without worrying about constantly adjusting settings to maintain the desired humidity levels.

In addition to being easy to use, the E100 Pro is also energy-efficient. It has been certified as Energy Star Most Efficient, which means it removes up to 100 pints of moisture per day using less energy than other models, reducing both your energy bill and your impact on the environment.

Another benefit of the E100 Pro is its no-mess design. Unlike traditional dehumidifiers that require a water tray to be emptied, the E100 Pro can be connected to a hose or placed over a floor drain for hassle-free operation.

Built to last, the E100 Pro features corrosion-resistant aluminum coils and is designed and manufactured in the USA by AprilAire, a leader in indoor air quality solutions. With its powerful dehumidification capabilities and user-friendly design, the AprilAire E100 Pro 100 Pint Dehumidifier is an excellent choice for anyone who wants to protect their home and belongings from the damaging effects of excess moisture.

3. 140 Pint Commercial Dehumidifier With Built-In Pump, Drain Hose, And Washable Filter – Ideal For Large Spaces, Job Sites, And Industrial Use.

The hOmeLabs Commercial Grade 140 Pint Dehumidifier is a powerful and efficient solution for large commercial, industrial, and basement spaces. With a dehumidifying capacity of 140 PPD within 265 cfm, this dehumidifier can cover areas such as gyms, warehouses, laundry rooms, construction sites, and more. It is ideal for humidity control, equipment functionality, and product storage.

This commercial dehumidifier is also perfect for water damage restoration. It can easily reduce humidity levels and prevent moisture-related issues in your spaces. It can also accelerate the drying process after painting or plastering your walls. With a 24-hour dehumidifying function, this dehumidifier can work continuously for up to 24 hours, making it a highly efficient solution for commercial spaces.

In addition, this dehumidifier includes a defrost feature, water pump, and a 16-foot (5-meter) drain hose, as well as a reusable, easy-to-clean mesh filter. The defrost feature ensures that the unit can work efficiently even in low-temperature environments. The water pump makes it easy to remove and drain excess water, and the long drain hose provides flexibility in placement.

The hOmeLabs Commercial Grade 140 Pint Dehumidifier is portable and convenient to use. It measures 18.5 × 22.8 × 31.1 inches and weighs 82.3 lbs. It includes a handle covered with protective foam, 2 wheels, and 2 castors for easy transport. The castors feature a special locking mechanism to secure the appliance on uneven surfaces.

Overall, the hOmeLabs Commercial Grade 140 Pint Dehumidifier is a top-of-the-line solution for commercial and industrial spaces. With its powerful dehumidifying capacity, water damage restoration capabilities, and convenient features, it is sure to provide reliable and efficient performance for any space that requires humidity control.

4. Colaze 30 Pint Dehumidifier For Large Rooms & Basements With Drain Hose, 24h Timer, Auto Defrost & Continuous Drain Functions.

The 2000 Sq. Ft 30 Pints Dehumidifier from COLAZE is a highly efficient and reliable device that can remove daily moisture up to 30 pints in a room measuring up to 2500 sq. ft. It is perfect for use in basements, bedrooms, living rooms, offices, garages, laundry rooms, and cellars, among others, where humidity levels need to be controlled. The device is designed to improve air quality and promote a comfortable environment by maintaining ideal humidity levels of between 45%-55%.

The dehumidifier features an intelligent screen with touch control, making it easier to operate without worrying about the risk of button damage. It also has an Auto Intelligent Humidity Control that allows users to slide the humidity progress bar and set the ideal humidity level between 30%-80%RH in 5% increments. Once the designated humidity level is reached, the device automatically stops working.

The COLAZE dehumidifier comes with four dehumidification modes: Normal dehumidification, Continuous dehumidification, Ventilation, and Dry Clothes modes with 2 fan speeds that meet users' dehumidification demand better. It also has a two-way timing function that allows users to preset the timing for changing delay-off or delay on by a 1-hour increment up to 24 hours, reducing energy consumption.

The device has two drainage options: Auto Drainage and Manual Drainage. With Manual Drainage, the dehumidifier has double full water protection, and the water tank is 2.2L/0.58 gallons. Once it reaches maximum capacity, the "Full" indicator will light up, and an alarm will beep for 20 seconds to remind users to empty the water tank. The dehumidifier will stop working automatically. With Auto Drainage, users can directly attach the device to the drainpipe hole on the left side of the dehumidifier to achieve continuous drainage. There is no need to worry about the risk of water overflowing.

The COLAZE dehumidifier is designed to be sleek and modern, with built-in wheels and handles for easy mobility. It also features three different color lights (Blue, Green and Red) that show users the environmental humidity directly. The color changes automatically according to the environmental humidity, and users cannot choose the color they want.

Note that only in the Normal Dehumidification mode can users operate the humidity setting function. They should also slide the bar to set it and not press it. The COLAZE dehumidifier is an excellent addition to any modern home looking to control humidity levels and improve air quality.

5. Kesnos 2500 Sq. Ft Large Dehumidifier With Drain Hose And Timer For Home And Basement. Ideal For Medium To Large Rooms.

The Kesnos 2500 Sq. Ft Large Dehumidifier is perfect for large and medium-sized rooms, bedrooms, laundry rooms, and basements. It can remove up to 34 pints of moisture per day in areas up to 2,500 sq. ft., making it an ideal choice for homeowners, office spaces, and other areas that need to regulate humidity levels.

This house dehumidifier can adjust humidity levels from 30%RH to 80%RH, making it suitable for different seasons and weather conditions. It is also equipped with various humanized features, including a dry clothes function that removes excess moisture from clothes, two different fan speeds, and a low-noise design that ensures quiet operation even when used in bedrooms or study areas.

With intelligent control features, the Kesnos portable dehumidifier runs automatically after the desired humidity level is set. The machine then smartly senses the room humidity and maintains the preset humidity. It also has auto shut-off/restart and power outage restart features, which ensure that the machine will restart when power resumes.

The Kesnos dehumidifier has two drainage options – auto and manual. The auto drain feature is equipped with a 6.56ft/2m drain hose, allowing the collected water to be drained continuously without emptying the water bucket. The manual drain feature includes a bucket full indicator that lets you know when the water bucket (0.66 gallons) needs to be emptied, eliminating the risk of water overflowing.

The compact and portable design of this dehumidifier is perfect for modern homes. It has a sleek and modern look with castor wheels and ergonomically recessed handles that make it easy to move. The detachable and washable filter also makes it easy to clean and maintain. Additionally, the auto defrost function prevents the collected water from being frozen and doing harm to the machine.

Overall, the Kesnos 2500 Sq. Ft Large Dehumidifier is a great investment for those who want to regulate humidity levels in their homes, offices, and other spaces. With its multiple humanized features, intelligent control, and hassle-free drainage options, it is a reliable and convenient choice for anyone who wants to maintain a comfortable and healthy living environment.

6. Kesnos 5000 Sq. Ft Dehumidifier With Drain Hose And 1.19 Gallon Tank – Intelligent Control, Low Noise, 24 Hr Timer – Ideal For Large Spaces.

The Kesnos 5000 Sq. Ft Large Dehumidifier is a powerful and efficient device designed for large spaces up to 5,000 square feet. It has the capacity to remove up to 70 pints of moisture per day, making it ideal for use in basements, bedrooms, bathrooms, laundry rooms, and living rooms. The dehumidifier can adjust humidity levels from 30%RH to 80%RH to maintain the ideal humidity level in any room.

The device features an intelligent touch control panel with a digital display that offers accurate humidity level readouts. The auto humidity control function allows users to set their desired humidity level, and the dehumidifier will smartly sense the room humidity and maintain the preset humidity level. Additionally, the 24-hour timer function lets users preset the time to turn on or off the machine.

The Kesnos large dehumidifier has a sleek and modern design with castor wheels and ergonomically recessed handles that make it easy to move around. The device operates quietly with two speeds for users to adjust according to their preferences. It also has a dry clothes function that allows users to place the dehumidifier in a room where they can hang wet clothes and let them dry naturally.

The device is easy to use and has two drainage options: Auto Drain and Manual Drain. With the included 6.56ft/2m drain hose, users can drain the collected water continuously without emptying the water bucket. The bucket full indicator alarm system lets users know when the 1.19-gallon water bucket needs to be emptied.

Kesnos provides excellent customer support, with all of their dehumidifiers covered with a 30-day money-back guarantee, a 1-year warranty, a 2nd-year warranty extension, and lifetime expert tech support. The customer support team is always available to help users with any questions or concerns they may have.

Overall, the Kesnos 5000 Sq. Ft Large Dehumidifier is an excellent device for anyone looking to maintain the ideal humidity level in their large spaces. Its powerful moisture removal capacity, intelligent touch control, and ease of use make it a must-have for anyone looking for a reliable dehumidifier.

7. Ge Energy Star Portable Dehumidifier With Pump – 50 Pint, Ideal For Rooms Up To 4000 Sq Ft, Built-In Pump For High Humidity Areas.

The GE Energy Star Portable Dehumidifier 50 Pint with Pump is the perfect solution for wet or high humidity rooms in the home or basement. This model removes 50 pints of moisture from the air every day, providing optimal comfort for rooms with up to 4000 square feet of space.

One of the standout features of this dehumidifier is the built-in pump, which allows water to be drained to any convenient location up to 16 feet away. This eliminates the need to check in on the water level or empty the bucket periodically, making it a convenient option for those who want to set it and forget it.

The Smart Dry feature automatically adjusts the dehumidifier fan speed based on the humidity levels in the room, providing optimized convenience. Alternatively, users can choose from three fan speeds for customized comfort. In addition, the unit works best with a clean filter, and the clean filter alert reminds users when it's time to clean it. The filter should be checked and cleaned at least every 250 hours of operation and can be easily removed from the unit.

The GE Energy Star Portable Dehumidifier 50 Pint with Pump is designed with ease of use in mind. The pocket handles and easy roll wheels make it easy to transport between rooms, while the adjustable humidistat, auto restart, and auto defrost features provide ease of use and effective moisture removal from wet rooms.

Overall, this dehumidifier is an excellent option for those looking to remove excess moisture from their home or basement. With its built-in pump, Smart Dry feature, and ease of use, it is a convenient and effective solution for high humidity areas.

8. Alorair Commercial Lgr Dehumidifier With Pump, 180 Ppd, 5-Year Warranty For Flood Repair, Crawlspace, And Basement Drying.

The ALORAIR Commercial Dehumidifier with Pump is a powerful and reliable solution for large spaces up to 2,300 square feet. With a high airflow of 210 CFM, it can remove up to 180 pints of water from the air per day at saturation (90°F, 90%) and 85 PPD @ AHAM, making it an ideal choice for the drying and water damage restoration industry.

Despite its impressive performance, this LGR dehumidifier has a compact design that makes it easy to position in small confined areas. Measuring just 22.8×13.7×17.3 inches (L×W×H), it features 2 carrying handles on the top of the housing for added convenience.

The ALORAIR Commercial Dehumidifier with Pump also comes with a built-in pump for easy drainage. The pump will automatically drain the condensate out for low-hassle operation, and the 19.6 ft long drain hose and 14.7 ft drain vertical height maximize the flexibility of installation.

One of the standout features of this dehumidifier is its plug-and-go operation. All you need to do is plug it in, turn it on, and set the humidity. The AUTO ON/OFF and Memory Starting add convenience, while the auto-restart on power failure and Auto defrost features allow for less supervision. The GPP number is displayed on the board for easy monitoring.

Safety is a top priority with the ALORAIR Commercial Dehumidifier with Pump. It is fully compliant with the electrical safety ETL, and every unit comes with a 5-year warranty. The professional customer support team is always ready to assist with any questions or concerns.

Overall, the ALORAIR Commercial Dehumidifier with Pump is a commercial-grade solution that is perfect for drying out large spaces quickly and efficiently. Its compact design, easy drainage, and plug-and-go operation make it a top choice for the water damage restoration industry, crawl spaces, and other hard-to-reach areas that require powerful dehumidification.

9. Britsou 50-Pint Dehumidifier For 3500 Sq. Ft, Quiet With Intelligent Humidity Control, Dry Clothes Mode, And Auto Shut-Off.

The Britsou Dehumidifier is designed to effectively remove up to 50 pints of moisture per day, making it suitable for medium to large rooms in areas up to 3500 sq ft. With the ability to adjust humidity levels from 30% to 80%, this dehumidifier makes it easy for users to maintain a healthy humidity range of 45%-55%. It is ideal for use in basements, homes, garages, bathrooms, bedrooms, offices, kitchens, laundry rooms, storage rooms, and crawl spaces.

This dehumidifier comes equipped with three different modes to meet the needs of different users. The DEHU mode keeps the humidity level in the home within a healthy range at all times, while the DRY mode quickly dries wet clothes or cotton household items, protecting them from moisture and mildew. The CONT mode is suitable for high humidity spaces that require constant dehumidification.

The Britsou Dehumidifier offers multiple easy drainage ways. The manual drainage system comes equipped with a 0.66-gallon water tank that can be set to run continuously based on the ideal humidity level. When the tank is full, the dehumidifier will automatically stop running and light up the full water indicator to remind users to empty the tank. Alternatively, users can opt for the auto-drainage system, which provides an additional 3.28ft of drain hose that can be connected to the water outlet, eliminating the need to manually empty the tank.

The Britsou Dehumidifier boasts an ingenuity appearance design that is both simple and stylish. It comes equipped with a top handle and ergonomic recessed handle, as well as four 360° invisible easy-to-roll wheels for easy movement anywhere. The water level line and digital humidity display allow users to observe the current water level and humidity value of the water tank at any time. The noise level of this dehumidifier is as low as 40dB, providing users with a quiet environment where they can hardly feel its presence.

Britsou offers a two-year warranty and lifetime technical support for their home dehumidifiers. If users have any questions about their products, they can contact their customer support team, which will reply within 24 hours and provide a satisfactory solution. Overall, the Britsou Dehumidifier is a great choice for those looking for an effective dehumidifying system that is easy to use, stylish and quiet.

10. Luko 30 Pint Dehumidifier For Large Rooms And Basements With Auto/manual Drainage, 24h Timer, And Dry Clothes Function.

The LUKO 2000 Sq. Ft Dehumidifier is a high-performance machine that can effectively remove moisture from large rooms and basements. With three upgraded air inlets, the dehumidifier can dehumidify 360° in all directions and remove up to 30 pints of moisture per day. It can also adjust the humidity level from 30% to 80%, making it ideal for homes, basements, offices, bathrooms, bedrooms, kitchens, stockrooms, living rooms, laundry rooms, cellars, and crawlspaces.

The dehumidifier comes equipped with a large detachable 68oz(0.528 Gal) water tank that can run continuously for 24 hours until the water tank is full. When the water tank is full, the water tank indicator light will turn red and light up, and the machine will automatically shut down to prevent water overflow. However, users can also opt for continuous draining with a 3.3ft long drain hose that comes with the unit.

The LUKO 2000 Sq. Ft Dehumidifier is easy to move and maintain. It features 360° rotatable wheels and ergonomically designed handles that enable users to move it around easily without scratching the floor. Additionally, the unit comes with a detachable and washable filter that can preserve fresh and clean air quality.

The dehumidifier also boasts several humanized functions, including two different fan speeds and a laundry dry mode that can quickly remove excessive moisture from clothes, making it suitable for wet weather. With 45dB ultra-quiet operation and a night sleep mode, the unit provides a quiet environment that allows users to sleep peacefully.

The LUKO 2000 Sq. Ft Dehumidifier also features humidity real-time intelligent control. The adjustable electronic control panel with LED digital display provides an accurate humidity level readout and automatic humidity control. Users can adjust it to their ideal moisture setting (30%-80%), and the machine will intelligently perceive any room's humidity level and control dehumidification. The unit is also equipped with an intelligent 3-color humidity level display that lights up in red (20%-49%), blue (50%-67%), and green (68%-81%).

In summary, the LUKO 2000 Sq. Ft Dehumidifier is a reliable, efficient, and user-friendly machine that can effectively remove moisture from large rooms and basements. With its multiple humanized functions and easy-to-use features, it is an excellent investment for anyone looking to improve their indoor air quality and live in a comfortable environment.

Best Dehumidifier For Large Basement FAQs

Are there any specific brands or models of dehumidifiers that are particularly well-suited for large basements?

Yes, there are specific brands and models of dehumidifiers that are well-suited for large basements. Some of the top-rated brands for dehumidifiers include Frigidaire, hOmeLabs, and Keystone. These brands offer various models with high-capacity tanks, automatic shut-off features, and easy-to-use controls. For large basements, it is recommended to look for models with a capacity of at least 70 pints per day. These models can effectively remove moisture from the air, prevent mold and mildew growth, and improve air quality. Some of the top-rated dehumidifiers for large basements include the Frigidaire FFAD7033R1, hOmeLabs 70 Pint Dehumidifier, and Keystone KSTAD50B. It is important to consider the size of the basement, the level of humidity, and the features required before selecting a dehumidifier for large basements.

Can a dehumidifier effectively reduce humidity levels in a large basement?

Yes, a dehumidifier can effectively reduce humidity levels in a large basement. However, it depends on the size of the dehumidifier and the level of humidity in the basement. A large basement may require a larger capacity dehumidifier to effectively reduce humidity levels. Also, if the level of humidity is extremely high, multiple dehumidifiers may be necessary.

It is important to note that a dehumidifier is not a permanent solution to humidity problems in a basement. It is recommended to also address the root cause of the humidity, such as water leaks or poor ventilation. Regular maintenance of the dehumidifier, such as cleaning the filter and emptying the water tank, is also necessary for optimal performance.

Overall, a dehumidifier can be a useful tool in reducing humidity levels in a large basement, but it should be used in conjunction with other solutions for long-term effectiveness.

How often should I run my dehumidifier in a large basement to maintain optimal humidity levels?

As a general rule, a dehumidifier should run continuously until the desired humidity level is reached and then it can be adjusted to run intermittently to maintain the optimal humidity level. In a large basement, the optimal humidity level is usually between 30% and 50%. The frequency of running the dehumidifier will depend on the humidity levels in your basement, the size of your dehumidifier, and the level of moisture in the air.

It is recommended to monitor the humidity levels in your basement regularly and adjust the dehumidifier accordingly. If the humidity levels are consistently high, the dehumidifier should be run more frequently. If the humidity levels are low, the dehumidifier can be run less frequently.

Additionally, it is important to empty the water tank regularly and clean the filters to ensure the dehumidifier is running efficiently. By following these guidelines, you can maintain a healthy and comfortable humidity level in your basement.

What features should I look for when choosing a dehumidifier for a large basement?

When choosing a dehumidifier for a large basement, there are several features to consider. Firstly, the capacity of the dehumidifier should be appropriate for the size of the basement, with larger basements requiring higher capacity units. Additionally, the dehumidifier should have a humidistat to regulate the humidity level, as well as an automatic shut-off feature to prevent overflow. A continuous drain option is also beneficial for large basements to avoid the need for constant emptying of the water tank.

It is also important to consider the noise level of the dehumidifier, as well as its energy efficiency rating. Look for units with quiet operation and energy-saving features to minimize electricity costs. Lastly, consider the durability and warranty of the dehumidifier, as a well-made unit with a good warranty can save money on repairs or replacements in the long run.

What size dehumidifier is recommended for a large basement?

The recommended size of a dehumidifier for a large basement depends on the square footage of the area and the level of humidity. A general rule of thumb is that a dehumidifier should have a capacity of 50-70 pints per day for every 1,000 square feet of the basement. For example, a basement that is 1,500 square feet would need a dehumidifier with a capacity of at least 75-105 pints per day.

However, if the basement has high levels of humidity due to water leaks or high moisture levels, a larger capacity dehumidifier may be necessary. It is also important to consider the efficiency and energy usage of the dehumidifier when selecting the size.

Consulting with a professional or using a dehumidifier sizing calculator can help determine the appropriate size for a specific basement. It is important to choose the right size dehumidifier to effectively remove excess moisture and prevent mold growth and other moisture-related issues.

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