Updated: October, 2025

Best Crawl Space Dehumidifiers of 2025

1

Abestorm

9.8

Exceptional

Abestorm Crawl Space Dehumidifier with Pump and Hose, 120 PPD Energy Star Commercial Dehumidifier Up to 1,300 sq. ft. Auto Defrost, Memory Starting Crawlspace(Guradian SNS65S)

Main highlights

This commercial dehumidifier can remove 120 pints per day of moisture from the air with less energy than other conventional dehumidifiers and is a great helper in saving energy and money. It is suitable for large spaces up to 1,300 sq ft, such as crawl spaces, basements, storage areas, garages, laundry rooms, or commercial use. you can maintain a healthy 45%-55% humidity range easily

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2

Abestorm

9.6

Exceptional

Abestorm Crawl Space Dehumidifier with Hose, 113 Pint Commercial Dehumidifiers Up to 1,300 sq. ft. Auto Defrosting, Memory Starting, Basement, Under House, Humidity Control(Guardian SN55)

Main highlights

This commercial dehumidifier can remove 120 pints per day of moisture from the air with less energy than other conventional dehumidifiers and is a great helper in saving energy and money. It is suitable for large spaces up to 1,300 sq ft, such as crawl spaces, basements, storage areas, garages, laundry rooms, or commercial use. you can maintain a healthy 45%-55% humidity range easily

More info
3

COSTWAY

9.5

Excellent

COSTWAY 50L/Day Commercial Dehumidifier, Industrial Compressor Dehumidifiers with Auto/Continuously Dry/Sleep Mode, 24H Timer, Auto Defrost, Memory Starting, LED Display & Drain Hose (Blue, 50L/Day)

Main highlights

【High Efficient Dehumidification】 With an adjustable setting range from 20% to 90%, this 50/70L per day (30℃, 80% RH) commercial dehumidifier can effectively control humidity in large areas up to 80/100㎡. It will be a perfect solution for water damage restoration, quick drying, furniture protection, etc.

【Easy Operation and Wide Application】 The smart control panel with clear LED display makes operation a breeze. Equipped with a 10 m external connection cable, the control panel can also be mounted to the wall easily. This industrial dehumidifier is ideal for crawl spaces, construction sites, warehouses, basements, garages and more.

【3 Working Modes & 24H Timer】 This crawl space dehumidifier features 3 modes to meet different needs, including auto mode, continuously drying mode and quiet sleep mode. Plus, you can set the dehumidifier to start and stop at any time within a 24-hour period.

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4

Abestorm

9.2

Excellent

Abestorm Guardian SN35P 70 PPD Energy Star Crawl Space Dehumidifier with Pump, Auto Defrost, Red, Up to 1,000 sq. ft.

Main highlights

Energy Star Dehumidifier - This commercial dehumidifiers can remove 70 pints per day of moisture from the air with less energy than other conventional dehumidifiers, is a great helper in saving energy and your money. It is suitable for large spaces up to 1,000 sq ft, such as crawl spaces, basements, storage areas, garage, laundry rooms or commercial use, you can maintain a healthy 45%-55% humidity range easily

Crawl Space Dehumidifier with Pump for Easy Drainage - You have the option to choose between the gravity or pump drain, depending on your work environment. Built-in Condensate Pump: Lift distance 19.6ft. Feel free to drain water anywhere. Gravity Drainage: Use the dehumidifier drain hose connection to empty water into your floor drain

Automatic Defrost Dehumidifier - This crawlspace dehumidifier is equipped with GLGR technology, allowing air humidity to be more precisely controlled. The unit can work at low temperatures (from 36 degrees Fahrenheit). If the unit detects frost on the coil, it will work continuously and efficiently, without periodic stops, all while saving energy

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5

Abestorm

9.1

Excellent

Abestorm Crawl Space Dehumidifier, 120Pint Commercial Dehumidifiers for Basement, Industrial Dehumidifier with Drain Hose, Portable Whole House Dehumidifier Crawlspace, ETL Listed, 5 Years Warranty

Why we love it

The Abestorm Guardian SN55 Dehumidifier is ideal for whole house, crawlspace, and commercial dehumidification.

It is equipped with an auto defrosting system and optional remote control system.

It has a compact design and can be continuously drained with a hose.

Main highlights

Internal Corrosion Protection : Freon Leakage - a fatal flaw for dehumidifiers. To avoid this, Abestorm Dehumidifiers adopts Rare Earth Alloy Tube Evaporator and Internal Corrosion Protection advanced technology, maintaining the coil’s heat transferability, minimizes regular coils get corrosion and freon leakage quickly, extends the life of the crawlspace dehumidifiers.

Ideal for WholeHouse, Crawlspace, Commercial Dehumidification : Abestorm Guardian SN55 Dehumidifiers for Crawlspace, Basement & Commercial. Equipped with Auto Defrosting system and optional remote control system, enable this dehumidifier with drain hose works well at a low-temp (36 F) situation. It is not only a crawlspace/basement dehumidifier for home, but also is the best dehumidifier for commercial/industrial applications.

Compact Design, Continuously Drainage with Hose : This commercial-grade dehumidifier features upgraded quality materials, compact design, and sturdy handles for easy and safe transportation from downstairs to upstairs, attic to basement, perfect for crawl spaces. Simply attach the included 6.56 ft drain hose to this dehumidifier to drain the condensation automatically and continuously by gravity, solve the trouble of frequent pouring water.

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6

COSTWAY

9.0

Excellent

COSTWAY 66L/Day Commercial Dehumidifier, Industrial Air Dehumidifiers Building Dryer with Pump, 24H Timer, Auto Defrost, Memory Starting, LED Display & Wheels, Air Circulation 210m3/h (Blue + Black)

Main highlights

【High Efficient Dehumidification】 This powerful 66 L/day (35℃, 90% RH) commercial dehumidifier is engineered to remove excess water in large areas up to 200㎡ effectively. Besides, adjustable humidity settings ranging from 20%-90% ensure precise environmental control tailored to your needs.

【Hassel-free Drainage and Maintenance】 With the built-in pump and included 510 cm drain hose, the excess water can be continuously discharged into a sink or upstairs. The max drainage vertical height is 500 cm. Moreover, the dehumidifier comes with a removable & washable filter for quick cleaning and replacement.

【Easy Operation & Multiple Functions】 This commercial-grade dehumidifier features a smart touch panel and clear LED display, allowing you to adjust the fan speed (high/low), humidity and 0-24H timer with ease. In addition, the auto defrost protects the dehumidifier, while the memory restart offers convenience.

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7

Waykar

8.9

Very Good

Waykar 158 Pints Crawl Space Dehumidifier with Remote Control up to 6,500 sq. ft., Dual Duct HVAC Commercial Whole-House Dehumidifier for Basement, Industry Water Damage Unit - 5-Year Quality Coverage

Main highlights

LARGE CAPACITY COMMERCIAL DEHUMIDIFIER-This industrial commercial dehumidifier is with a high-efficiency moisture removal capacity can remove up 150 pints water per day,suitable to use in large area,basement,crawl spacce warehouse,grow room,garage,cellar,workshop,library,laboratory and small factory,etc.

INTELLIGENT TOUCH CONTROL- Humidity Auto Control: Simply adjust to your ideal moisture setting, it will smartly sense room humidity and control dehumidification to maintain pre-set humidity levels. Automatic Shut Off/On: Shuts off automatically when the room humidity reachs the setting humidity and restart to working again when the humidity is above.

DESIGN WITH HUMANIZED- This heavy duty commercail dehumidifier is designed with removable Controller with 10m(393inches) wire and Humidity Sensor with 5m(196inches) wire for large space area where remote control and monitor is required. Design for different placement requirement,you can place the humidifier with hanging or laid on anywhere.

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8

MSW Motor Technics

8.8

Very Good

MSW Dehumidifier 45 L/24 h For 55 m² 280 m³/h Airflow With Auto And Continuous Mode Orange Construction Moisture Extractor For Crawl Spaces Damp Removal Industrial Use Unit

Main highlights

Powerful – this flat-friendly dehumidifier moves 280 m³ of air per hour to dry small spaces

Mobile – this compact dehumidifier with handle moves easily between sites, homes, or storage areas

Green – this industrial dehumidifier runs on R290 coolant to cut energy usage and reduce maintenance costs

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9

COSTWAY

8.7

Very Good

COSTWAY 73L/Day Commercial Dehumidifier, Industrial Air Dehumidifiers Building Dryer with 24H Timer, Drain Hose, Auto Defrost, Temperature Protection & Wheels for Spaces up to 695m² (White)

Main highlights

【Multiple Safety Protection】 Safety is prioritized with automatic defrost function, which prevents the coils from freezing. Moreover, the high/low-temperature protection enhances its reliability and efficiency across various conditions.

【High Efficient Dehumidification】 With a dehumidifying capacity of 73 L/day (at 35℃, 90% RH) and a high airflow at 300m³/h, this industrial dehumidifier ensures rapid and effective humidity control. Ideal for spaces up to 695 ㎡, it is perfect for maintaining optimal humidity levels in large spaces such as basement, warehouse, factory and job site.

【Easy-to-operate Control Panel】 The easy-to-operate control panel, coupled with a 24-hour timer, allows for precise humidity management according to your specific needs. Additionally, the adjustable humidity settings from 10%-90% RH ensures precise control over environmental conditions.

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10

COSTWAY

8.5

Good

COSTWAY 90L/Day Commercial Dehumidifier, Industrial Air Dehumidifiers Building Dryer with Pump, 24H Timer, Auto Defrost, Memory Starting, Handle & Wheels, Air Circulation 412m3/h (Yellow)

Main highlights

【Hassle-free Operation】 Equipped with a 0-24H timer, humidity setting range of 10％-90％, memory restart, auto turn on/off and auto defrost function, this dehumidifier offers customizable settings and great convenience. Plus, it comes with an intuitive digital display for easy monitoring.

【Efficient Dehumidification】 Featuring an impressive 90L/day (35℃, 90% RH) dehumidifying capacity, this commercial dehumidifier is able to control humidity in large areas up to 500㎡. It is ideal for water damage restoration, construction sites, warehouses, basements, crawl space, workshops and more.

【Built-in Pump for Auto Drainage】 This industrial dehumidifier is equipped with a pump that automatically drains the collected water to anywhere you want through the provided drain hose and quick connector. The drain hose is 8m long and the drainage vertical height is 4.8m.

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Best Crawl Space Dehumidifiers of 2025

9.8

Abestorm Crawl Space Dehumidifier with Pump and Hose, 120 PPD Energy Star Commercial Dehumidifier Up to 1,300 sq. ft. Auto Defrost, Memory Starting Crawlspace(Guradian SNS65S)

Main highlights

9.6

Abestorm Crawl Space Dehumidifier with Hose, 113 Pint Commercial Dehumidifiers Up to 1,300 sq. ft. Auto Defrosting, Memory Starting, Basement, Under House, Humidity Control(Guardian SN55)

Main highlights

9.5

COSTWAY 50L/Day Commercial Dehumidifier, Industrial Compressor Dehumidifiers with Auto/Continuously Dry/Sleep Mode, 24H Timer, Auto Defrost, Memory Starting, LED Display & Drain Hose (Blue, 50L/Day)

Main highlights

9.2

Abestorm Guardian SN35P 70 PPD Energy Star Crawl Space Dehumidifier with Pump, Auto Defrost, Red, Up to 1,000 sq. ft.

Main highlights

9.1

Abestorm Crawl Space Dehumidifier, 120Pint Commercial Dehumidifiers for Basement, Industrial Dehumidifier with Drain Hose, Portable Whole House Dehumidifier Crawlspace, ETL Listed, 5 Years Warranty

Why we love it

Main highlights

9.0

COSTWAY 66L/Day Commercial Dehumidifier, Industrial Air Dehumidifiers Building Dryer with Pump, 24H Timer, Auto Defrost, Memory Starting, LED Display & Wheels, Air Circulation 210m3/h (Blue + Black)

Main highlights

8.9

Waykar 158 Pints Crawl Space Dehumidifier with Remote Control up to 6,500 sq. ft., Dual Duct HVAC Commercial Whole-House Dehumidifier for Basement, Industry Water Damage Unit - 5-Year Quality Coverage

Main highlights

8.8

MSW Dehumidifier 45 L/24 h For 55 m² 280 m³/h Airflow With Auto And Continuous Mode Orange Construction Moisture Extractor For Crawl Spaces Damp Removal Industrial Use Unit

Main highlights

8.7

COSTWAY 73L/Day Commercial Dehumidifier, Industrial Air Dehumidifiers Building Dryer with 24H Timer, Drain Hose, Auto Defrost, Temperature Protection & Wheels for Spaces up to 695m² (White)

Main highlights

8.5

COSTWAY 90L/Day Commercial Dehumidifier, Industrial Air Dehumidifiers Building Dryer with Pump, 24H Timer, Auto Defrost, Memory Starting, Handle & Wheels, Air Circulation 412m3/h (Yellow)

Main highlights

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