6 Best Energy Star Crawl Space Dehumidifiers of 2026
We compared six Energy Star crawl space dehumidifiers on capacity, efficiency and drainage.
By Daniel Brooks
Updated October 28, 2026
A crawl space dehumidifier can run thousands of hours a year, so efficiency adds up. Our list of the best Energy Star crawl space dehumidifiers compares six certified units on capacity, efficiency and drainage.
Every unit here lists ENERGY STAR certification. To browse every model we cover, visit our Whole-House & Crawl Space Dehumidifiers page.
All Products Compared
| Product | Best For | Capacity | Coverage | Drainage | Notable |
|---|---|---|---|---|---|
| Argendon Sandidry Pro 35C Dehumidifier | Overall | 70 pints saturation, 35 pints AHAM | Up to 1,000 sq ft | Pump, 19.6 ft hose | Energy Star Most Efficient 2025 |
| Airecoler 155 Pint Commercial Dehumidifier | High capacity | 155 pints saturation, 70 pints AHAM | Large spaces | 6.56 ft gravity hose | Energy Star, IEF 2.01 L/kWh |
| Abestorm 120 Pint Energy Star Dehumidifier | Pump | 120 pints saturation, 55 pints AHAM | Up to 1,300 sq ft | Pump, 19.6 ft | Energy Star, 230 CFM |
| Prikod 70 Pint Crawl Space Dehumidifier | Washable filter | 70 pints | Up to 1,000 sq ft | Pump 16.4 ft or gravity | Energy Star, washable filter |
| ALORAIR Sentinel Pro 35X Dehumidifier | Most Efficient | Pro 35X class | Homes and basements | Pump | Energy Star Most Efficient 2025 |
| ALORAIR 70 Pint Energy Star Dehumidifier | Compact | 70 pints saturation, 35 PPD AHAM | Up to 1,000 sq ft | Gravity hose | Energy Star |
| Award | Product | WikiCooling Score About WikiCooling ScoreThe WikiCooling Score is our own rating from 0 to 10, based on the criteria described on our How We Review page. It reflects research, not laboratory measurement, and is never influenced by manufacturers, retailers, or affiliate commissions. Learn more › | |
|---|---|---|---|
| Best Value |
Argendon Sandidry Pro 35C Dehumidifier
|
Buy | |
| Best Premium |
Airecoler 155 Pint Commercial Dehumidifier
|
Buy | |
Abestorm 120 Pint Energy Star Dehumidifier
|
Buy | ||
| Best Budget |
Prikod 70 Pint Crawl Space Dehumidifier
|
Buy | |
ALORAIR Sentinel Pro 35X Dehumidifier
|
Buy | ||
| Best Overall |
ALORAIR 70 Pint Energy Star Dehumidifier
|
Buy |
Top 3 Energy Star Crawl Space Dehumidifiers Reviewed
#1 Argendon Sandidry Pro 35C Dehumidifier: Best Overall
Why We Picked It
Argendon’s Sandidry Pro 35C is certified ENERGY STAR Most Efficient 2025 and includes a pump with a 19.6 ft hose, auto restart and a safety lock.
The Sandidry Pro 35C removes up to 70 pints a day at 90 degrees F and 90% humidity, and 35 pints at the 80 degree F, 60% AHAM condition, in spaces up to 1,000 sq ft. Its ENERGY STAR Most Efficient 2025 rating means it uses less power for the same water removed. A built-in pump and 19.6 ft hose drain it continuously, auto defrost keeps it running in cold weather, it restarts after outages, and a safety lock stops accidental setting changes. Argendon backs it with a 5-year warranty.
Key Specifications
- Capacity: 70 pints at saturation, 35 pints at AHAM
- Coverage: Up to 1,000 sq ft
- Certification: ENERGY STAR Most Efficient 2025
- Drainage: Pump with 19.6 ft hose
- Extras: Auto restart, safety lock
- Warranty: 5 years
| Pros | Cons |
|---|---|
|
|
Things to Consider
Check the height of your crawl space; this body is 14 inches tall.
Best For
This dehumidifier is best for basements and taller crawl spaces.
Check the current price and availability of the Argendon Sandidry Pro 35C Dehumidifier on Amazon.
Read our full Argendon Sandidry Pro 35C Dehumidifier review.
#2 Airecoler 155 Pint Commercial Dehumidifier: Best High Capacity
Why We Picked It
Airecoler’s 155-pint unit is ENERGY STAR certified with an IEF of 2.01 L/kWh, removes 70 pints a day at AHAM and has a detachable control panel.
This Airecoler targets large enclosed spaces such as basements, crawl spaces and restoration sites. It removes up to 155 pints a day at saturation and 70 pints at AHAM. ENERGY STAR certification and an IEF of 2.01 L/kWh mean it uses less power for long run times. Gravity drainage through a 6.56 ft hose keeps it running continuously, a timer is included, and the detachable control panel lets you adjust it from outside the space.
Key Specifications
- Capacity: 155 pints at saturation, 70 pints at AHAM
- Efficiency: IEF 2.01 L/kWh
- Certification: ENERGY STAR
- Drainage: 6.56 ft gravity hose
- Extras: Timer, detachable panel
- Weight: 65 pounds
| Pros | Cons |
|---|---|
|
|
Things to Consider
It needs a drain below the unit since there is no pump.
Best For
This dehumidifier is best for large basements and crawl spaces with a drain.
Check the current price and availability of the Airecoler 155 Pint Commercial Dehumidifier on Amazon.
#3 Abestorm 120 Pint Energy Star Dehumidifier: Best with Pump
Why We Picked It
Abestorm’s 120-pint unit is ENERGY STAR certified, moves 230 CFM and includes a pump that lifts water up to 19.6 ft, for crawl spaces up to 1,300 sq ft.
This Abestorm removes up to 120 pints at saturation and 55 pints per day under AHAM conditions. Its 230 CFM airflow is strong for the class, and it covers crawl spaces and basements up to 1,300 square feet. Abestorm says ENERGY STAR certification cuts energy use by up to 25% against non-certified models. The built-in condensate pump lifts water up to 19.6 ft, or you can connect a hose for gravity drainage, and the heavy-duty metal housing suits harsh conditions. Auto defrost is included.
Key Specifications
- Capacity: 120 pints at saturation, 55 pints at AHAM
- Coverage: Up to 1,300 sq ft
- Airflow: 230 CFM
- Drainage: Pump (19.6 ft) or gravity
- Certification: ENERGY STAR
- Weight: 41.7 pounds
| Pros | Cons |
|---|---|
|
|
Things to Consider
It matches ALORAIR pump models closely on specs, so compare prices on the day.
Best For
This dehumidifier is best for crawl spaces without a drain.
Check the current price and availability of the Abestorm 120 Pint Energy Star Dehumidifier on Amazon.
Other Models Worth Considering
Prikod 70 Pint Crawl Space Dehumidifier. Prikod’s ENERGY STAR 70-pint unit includes both pump and gravity hoses and a washable filter.
ALORAIR Sentinel Pro 35X Dehumidifier. ALORAIR’s Sentinel Pro 35X is certified ENERGY STAR Most Efficient 2025 and includes a pump.
ALORAIR 70 Pint Energy Star Dehumidifier. ALORAIR’s ENERGY STAR 70-pint model adds memory restart to a compact crawl space body.
What to Expect from Energy Star Crawl Space Dehumidifiers
Crawl space and whole-house dehumidifiers are built to run for months without attention. There is no bucket: water leaves through a gravity hose or a built-in pump, the coils are protected against corrosion, and auto defrost keeps them working in cool, damp spaces where a household unit would ice up and stop.
For more options, see our guides to crawl space dehumidifiers and crawl space dehumidifiers under 400. For single rooms, our portable compressor dehumidifiers guide covers bucket models. The product cards show the current price for each dehumidifier.
How to Choose Energy Star Crawl Space Dehumidifiers
Look for ENERGY STAR
A crawl space unit may run thousands of hours a year, so efficiency matters more than purchase price over its life. ENERGY STAR models remove the same water with noticeably less power.
Compare AHAM Ratings, Not Saturation Numbers
Most listings quote two capacities. The big number is measured at saturation, around 90 degrees F and 90% humidity, conditions a crawl space rarely sees. The AHAM figure, measured at 80 degrees F and 60% humidity, is far more useful for comparing units, and it is usually about half the saturation number.
Seal the Space Before You Dehumidify
A dehumidifier in a vented crawl space ends up drying the outdoors. Close vents, lay a sealed vapor barrier and fix gutters and grading first; the dehumidifier then only has to handle what is left.
Plan the Drainage First
A gravity hose works when a floor drain, sump or exterior opening sits lower than the unit. If water has to go up and out, through a rim joist or to a basement sink, choose a model with a built-in condensate pump and check its lift height.
How We Evaluate Energy Star Crawl Space Dehumidifiers
We rank dehumidifiers on manufacturer specifications and listing details: rated capacity and the conditions behind it, coverage, drainage, efficiency, build and warranty. We kept only new, in-stock units and left out renewed listings and bucket-style household models. For this list we kept only ENERGY STAR certified units, then weighed capacity, efficiency figures and drainage.
Frequently Asked Questions
How much does a crawl space dehumidifier cost to run?
It depends on capacity, efficiency and how often it cycles. ENERGY STAR units and a sealed crawl space both cut running time.
Should a crawl space dehumidifier run all the time?
It should stay on, but a humidistat switches the compressor on only when humidity rises above the set point.
What humidity should a crawl space be?
Most experts aim for 45% to 60%. Below that wastes energy; above it invites mold and wood rot.
What size crawl space dehumidifier do I need?
For a sealed crawl space, a unit rated around 35 PPD at AHAM suits smaller homes and about 55 PPD larger ones. Wet or vented spaces need more.
Final Verdict
The Argendon Sandidry Pro 35C Dehumidifier is the best Energy Star crawl space dehumidifier, certified Most Efficient 2025 with a pump. For larger spaces, choose the Airecoler 155 Pint Commercial Dehumidifier, and for 120-pint capacity with a pump, the Abestorm 120 Pint Energy Star Dehumidifier.
About the author
Daniel Brooks is a home cooling editor at WikiCooling, covering window, portable, through-the-wall and mini-split air conditioners, fans, and dehumidifiers. He researches cooling capacity, energy efficiency, noise levels, installation requirements, and buyer feedback to help homeowners choose the right unit for their room size, climate, and budget.