6 Best Commercial Dehumidifiers Under $500 of 2026
We compared six commercial dehumidifiers under $500 on capacity, pumps and efficiency.
By Daniel Brooks
Updated October 30, 2026
You can get a real crawl space or commercial unit without spending a fortune. Our list of the best commercial dehumidifiers under $500 compares six models from Argendon, Yaufey, Waykar, Moiswell and BSMTEK on capacity, pumps and efficiency.
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 120 PPD Crawl Space Dehumidifier with Pump | Overall | 120 pints saturation, 55 PPD AHAM | Up to 1,300 sq ft | Pump or gravity | GPP mode, 5-year warranty |
| Yaufey 70 Pint Energy Star Dehumidifier with Pump | Energy Star pump | 70 pints saturation | Up to 5,000 sq ft | Pump and gravity hoses | Energy Star, 10% to 90% RH |
| Waykar 145 Pint Dehumidifier with Pump | Large spaces | 145 pints saturation | Up to 6,500 sq ft | Pump, hose or tank | Visible tank level, front display |
| Yaufey 158 Pint Commercial Dehumidifier with Pump | 158 pint pump | 158 pints saturation | Up to 7500 sq ft | Pump and gravity | 206 CFM |
| Moiswell Aegis H150 Energy Star Dehumidifier | Energy Star 70 PPD | 155 pints saturation, 70 PPD AHAM | Up to 6,500 sq ft | Gravity drain hose | Energy Star, 253 CFM, cycle timer |
| BSMTEK 190 Pint Commercial Dehumidifier with Pump | Low cost | 190 pints, 85 pints AHAM | Up to 6000 sq ft | Internal pump | 210 CFM |
| 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 › | |
|---|---|---|---|
Argendon 120 PPD Crawl Space Dehumidifier
|
Buy | ||
Yaufey 70 Pint Energy Star Dehumidifier with Pump
|
Buy | ||
| Best Budget |
Waykar 145 Pint Dehumidifier with Pump
|
Buy | |
| Best Premium |
Yaufey 158 Pint Commercial Dehumidifier with Pump
|
Buy | |
| Best Value |
Moiswell Aegis H150 Energy Star Dehumidifier
|
Buy | |
| Best Overall |
BSMTEK 190 Pint Commercial Dehumidifier with Pump
|
Buy |
Top 3 Commercial Dehumidifiers Under $500 Reviewed
#1 Argendon 120 PPD Crawl Space Dehumidifier with Pump: Best Overall
Why We Picked It
Argendon’s 120 PPD crawl space dehumidifier is rated at 55 PPD at AHAM for up to 1,300 sq. ft., and drains by gravity or through a built-in pump that pushes water up to 19.6 feet.
This is a well-sized unit for an average sealed crawl space or basement. Argendon rates it at 120 pints a day at saturation and 55 PPD at AHAM, covering up to 1,300 sq. ft. Two drainage options give flexibility: the included 6.5 ft. hose for a floor drain, or the built-in condensate pump that pushes water up to 19.6 feet vertically or horizontally out of a window. The 4-button digital panel sets humidity, runs a continuous mode and offers a GPP mode that tracks grains per pound for more precise drying. The low 11.85 by 17.64 by 11.69 inch body fits under houses, and a 5-year limited warranty is included.
Key Specifications
- Capacity: 120 pints at saturation, 55 PPD at AHAM
- Coverage: Up to 1,300 sq ft
- Drainage: Gravity hose or pump with 19.6 ft lift
- Controls: 4-button panel, continuous and GPP modes
- Size: 11.85 x 17.64 x 11.69 inches
- Defrost: Automatic
- Warranty: 5-year limited
| Pros | Cons |
|---|---|
|
|
Things to Consider
It is a good middle size. Very wet or vented spaces may need a larger unit.
Best For
This dehumidifier is best for average sealed crawl spaces and basements.
Check the current price and availability of the Argendon 120 PPD Crawl Space Dehumidifier with Pump on Amazon.
#2 Yaufey 70 Pint Energy Star Dehumidifier with Pump: Best Energy Star Pump Unit
Why We Picked It
Yaufey’s 70 pint ENERGY STAR dehumidifier adds a high-lift pump and dual drain hoses to a compact crawl space unit, with 159 CFM, a 10% to 90% RH range and 5-year coverage.
This is the pump version of Yaufey’s 70 pint commercial unit, and the pump is what most crawl spaces need. It removes up to 70 pints a day at 95 degrees F and 90% RH with 159 CFM of airflow and covers up to 5,000 sq. ft. It is ENERGY STAR certified and TUV certified. The high-lift pump drains vertically or horizontally through the included 16.4 ft pump hose, and a 6.56 ft gravity hose covers setups with a floor drain. Precise humidity control from 10% to 90% RH protects stored items and wood. Yaufey backs it with 5-year coverage.
Key Specifications
- Capacity: 70 pints at saturation
- Airflow: 159 CFM
- Coverage: Up to 5,000 sq ft
- Certification: ENERGY STAR, TUV
- Drainage: Pump with 16.4 ft hose, 6.56 ft gravity hose
- Humidity range: 10% to 90% RH
- Coverage plan: 5-year
| Pros | Cons |
|---|---|
|
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Things to Consider
It is a solid budget pump unit. If you want a long track record, ALORAIR and Argendon cost a little more.
Best For
This dehumidifier is best for crawl spaces without a floor drain.
Check the current price and availability of the Yaufey 70 Pint Energy Star Dehumidifier with Pump on Amazon.
#3 Waykar 145 Pint Dehumidifier with Pump: Best Large-Space Pick
Why We Picked It
Waykar’s 145 pint dehumidifier covers up to 6,500 sq. ft. at a low price, with a built-in pump, a drain hose and a tank with a visible water level.
This Waykar sits between a large household unit and a commercial machine. It removes 145 pints a day at 95 degrees F and 90% RH and covers up to 6,500 sq. ft., with humidity adjustable from 30% to 80%. It works in homes, offices, basements, storage rooms and warehouses. The front display shows humidity from across the room, and the water tank has a window so you can see the level without removing it. For continuous use, the built-in pump and drain hose take water away automatically. Waykar describes it as high efficiency, which keeps power use down for long running hours.
Key Specifications
- Capacity: 145 pints at saturation
- Coverage: Up to 6,500 sq ft
- Humidity range: 30% to 80%
- Drainage: Built-in pump, drain hose or tank
- Display: Front humidity readout, visible tank level
- Size: 15.47 x 11.69 x 24.37 inches
- Use: Homes, basements, warehouses
| Pros | Cons |
|---|---|
|
|
Things to Consider
It is an upright unit for basements and storage rooms, not a low crawl space.
Best For
This dehumidifier is best for large basements, storage rooms and offices.
Check the current price and availability of the Waykar 145 Pint Dehumidifier with Pump on Amazon.
Other Models Worth Considering
Yaufey 158 Pint Commercial Dehumidifier with Pump. Yaufey’s 158 pint pump unit moves 206 CFM and covers up to 7500 sq ft at a low price.
Moiswell Aegis H150 Energy Star Dehumidifier. Moiswell’s Aegis H150 is ENERGY STAR certified at 70 PPD AHAM with 253 CFM.
BSMTEK 190 Pint Commercial Dehumidifier with Pump. BSMTEK’s 190 pint unit is rated at 85 pints at AHAM with 210 CFM and an internal pump, at a low price.
What to Expect from Commercial Dehumidifiers Under $500
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 budget crawl space dehumidifiers and larger commercial 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 Commercial Dehumidifiers Under $500
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.
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.
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.
Check the Warranty
These units are an investment, and warranties vary from one to six years or more. A long warranty from a brand with US support is worth paying for when the unit will live where you rarely see it.
How We Evaluate Commercial Dehumidifiers Under $500
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 new, in-stock units listed under the price cap, then weighed capacity, drainage and warranty.
Frequently Asked Questions
What is the difference between AHAM and saturation ratings?
AHAM is measured at 80 degrees F and 60% humidity; saturation at about 90 degrees F and 90%. AHAM is the better number for comparing units.
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.
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.
Final Verdict
The Argendon 120 PPD Crawl Space Dehumidifier with Pump is the best commercial dehumidifier under $500, with 55 PPD at AHAM, a 19.6 ft pump and a 5-year warranty. For an efficient pump unit, choose the Yaufey 70 Pint Energy Star Dehumidifier with Pump, and for large rooms, the Waykar 145 Pint 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.