6 Best Crawl Space Dehumidifiers with Pump of 2026
We compared six crawl space dehumidifiers with pumps on lift height, capacity and size.
By Daniel Brooks
Updated October 28, 2026
When there is no floor drain below the unit, the water has to go up and out. Our list of the best crawl space dehumidifiers with pump compares six units with built-in condensate pumps on lift height, capacity and size.
Every unit here also supports gravity drainage. To browse every model we cover, visit our Whole-House & Crawl Space Dehumidifiers page.
All Products Compared
| Product | Best For | Capacity | Coverage | Drainage | Notable |
|---|---|---|---|---|---|
| ALORAIR Sentinel HDi65S Dehumidifier | Overall | 120 pints saturation, 55 PPD AHAM | Up to 1,300 sq ft | Pump, 19.6 ft lift | Energy Star, metal case |
| Argendon Guardian 60P Dehumidifier | Larger spaces | 145 pints saturation, 60 PPD AHAM | Up to 1,800 sq ft | Pump 19.6 ft or 6.5 ft gravity | ETL, RH and GPP |
| CADPXS Remois XP70 Dehumidifier with Pump | Compact | 80 pints saturation, 38 pints AHAM | Up to 1,200 sq ft | Pump 19.6 ft or 6.56 ft gravity | Timer, memory restart |
| Airecoler Stellar SP10 Dehumidifier with Pump | Remote panel | 70 pints max | Up to 1,000 sq ft | Pump, 16.4 ft | Energy Star, wired remote |
| ALORAIR 70 PPD Dehumidifier with Pump | Quiet | 70 pints saturation, 35 PPD AHAM | Up to 1,000 sq ft | Pump, 19.6 ft | cETL |
| Moiswell Defender SP60 Dehumidifier | Timer | 70 pints saturation, 35 PPD AHAM | Up to 1,000 sq ft | Pump, 16.4 ft | Energy Star, timer |
| 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 › | |
|---|---|---|---|
ALORAIR Sentinel HDi65S Dehumidifier
|
Buy | ||
| Best Premium |
Argendon Guardian 60P Dehumidifier
|
Buy | |
| Best Budget |
CADPXS Remois XP70 Dehumidifier with Pump
|
Buy | |
| Best Value |
Airecoler Stellar SP10 Dehumidifier with Pump
|
Buy | |
| Best Overall |
ALORAIR 70 PPD Dehumidifier with Pump
|
Buy | |
Moiswell Defender SP60 Dehumidifier
|
Buy |
Top 3 Crawl Space Dehumidifiers with Pump Reviewed
#1 ALORAIR Sentinel HDi65S Dehumidifier: Best Overall
Why We Picked It
The Sentinel HDi65S adds a built-in condensate pump with up to 19.6 ft of lift to ALORAIR’s ENERGY STAR 120-pint crawl space platform.
When there is no floor drain, the HDi65S pushes water out instead. Its integrated condensate pump lifts water up to 19.6 ft, enough to reach a sink, window or elevated drain, and you can still use the gravity hose when a drain sits below the unit. Capacity is up to 120 pints a day at saturation and 55 PPD at AHAM, for crawl spaces, basements and storage areas up to 1,300 sq ft. The metal case, auto defrost and ENERGY STAR certification match the HD55S, so this is the version to buy when drainage is the problem.
Key Specifications
- Capacity: 120 pints at saturation, 55 PPD at AHAM
- Coverage: Up to 1,300 sq ft
- Pump Lift: Up to 19.6 ft
- Drainage: Pump or gravity
- Certification: ENERGY STAR
- Weight: 41.7 pounds
| Pros | Cons |
|---|---|
|
|
Things to Consider
If a floor drain sits below the unit, the cheaper HD55S does the same job.
Best For
This dehumidifier is best for crawl spaces without a floor drain.
Check the current price and availability of the ALORAIR Sentinel HDi65S Dehumidifier on Amazon.
#2 Argendon Guardian 60P Dehumidifier: Best High Capacity
Why We Picked It
Argendon’s Guardian 60P removes up to 145 pints a day at saturation and 60 PPD at AHAM, covers up to 1,800 sq ft and includes a pump and two hoses.
The Guardian 60P steps up from 120-pint units for larger crawl spaces. Capacity is up to 145 pints at saturation and 60 PPD at AHAM (80 degrees F, 60%), for areas up to 1,800 sq ft. Use the 6.5 ft gravity hose or the pump to direct water up to 19.6 feet. Auto defrost and memory start keep it running without attention, adjustable humidity settings tune its output, and a GPP readout helps track drying. It is ETL listed with a 5-year limited warranty.
Key Specifications
- Capacity: 145 pints at saturation, 60 PPD at AHAM
- Coverage: Up to 1,800 sq ft
- Drainage: Pump (19.6 ft) or 6.5 ft gravity hose
- Defrost: Automatic
- Certification: ETL
- Weight: 47.5 pounds
| Pros | Cons |
|---|---|
|
|
Things to Consider
It is the better pick over a 120-pint unit when your crawl space is over about 1,300 square feet.
Best For
This dehumidifier is best for larger crawl spaces.
Check the current price and availability of the Argendon Guardian 60P Dehumidifier on Amazon.
#3 CADPXS Remois XP70 Dehumidifier with Pump: Best Compact
Why We Picked It
CADPXS’s Remois XP70 removes up to 80 pints a day at saturation in spaces up to 1,200 sq ft and includes both a 19.6 ft pump hose and a 6.56 ft gravity hose.
The XP70 is a compact 80-pint crawl space unit at 15.6 x 12 x 12.6 inches. It removes up to 80 pints at saturation and 38 pints per day at AHAM (80 degrees F, 60%), for crawl spaces, basements and warehouses up to 1,200 sq ft. The built-in heavy-duty pump with a 19.6 ft hose lifts water up to a window or sink, and a 6.56 ft gravity hose covers setups with a floor drain. Auto defrost, memory restart, a timer and a 5-year limited warranty complete it.
Key Specifications
- Capacity: 80 pints at saturation, 38 pints at AHAM
- Coverage: Up to 1,200 sq ft
- Drainage: 19.6 ft pump hose or 6.56 ft gravity hose
- Extras: Timer, memory restart
- Size: 15.6 x 12 x 12.6 inches
- Warranty: 5 years
| Pros | Cons |
|---|---|
|
|
Things to Consider
It edges out 70-pint units on capacity at a similar size.
Best For
This dehumidifier is best for small to mid-size crawl spaces.
Check the current price and availability of the CADPXS Remois XP70 Dehumidifier with Pump on Amazon.
Read our full CADPXS Remois XP70 Dehumidifier with Pump review.
Other Models Worth Considering
Airecoler Stellar SP10 Dehumidifier with Pump. Airecoler’s Stellar SP10 adds a 16.4 ft pump to the S10’s wired remote design.
ALORAIR 70 PPD Dehumidifier with Pump. ALORAIR’s 70-pint pump model lifts water up to 19.6 ft and runs at less than 50 dB.
Moiswell Defender SP60 Dehumidifier. Moiswell’s Defender SP60 is an ENERGY STAR 70-pint unit with a 16.4 ft pump hose.
What to Expect from Crawl Space Dehumidifiers with Pump
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 120-pint crawl space dehumidifiers. For single rooms, our portable compressor dehumidifiers guide covers bucket models. The product cards show the current price for each dehumidifier.
How to Choose Crawl Space Dehumidifiers with Pump
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.
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.
Measure the Access Opening
Crawl space doors and joist bays are tight. Measure the opening and the clearance before you buy, and look for low, flat bodies with handles. Some units can hang between joists to keep them off the ground.
How We Evaluate Crawl Space Dehumidifiers with Pump
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 units with a built-in pump, then weighed AHAM capacity, lift height and size.
Frequently Asked Questions
Do I need a pump?
Only if there is no drain lower than the unit. Otherwise a gravity hose is simpler and has no pump to fail.
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.
Can I use a regular dehumidifier in a crawl space?
Not well. Household units have buckets, ice up in cool air and are not built for dirt and moisture. Crawl space units drain continuously and defrost automatically.
Final Verdict
The ALORAIR Sentinel HDi65S Dehumidifier is the best crawl space dehumidifier with pump, lifting water up to 19.6 ft from an ENERGY STAR 120-pint platform. For larger crawl spaces, choose the Argendon Guardian 60P Dehumidifier, and for a compact body, the CADPXS Remois XP70 Dehumidifier with Pump.
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.