Portacool APEX 4000
For warehouses, loading docks and outdoor events where one big cooler has to cover a wide area.
Amazon $3,500$3,500
4.1/5
For factories, warehouses and gyms that want commercial build quality and a long warranty in a cooler that plugs into a regular outlet.
- 10,000 CFMAirflow
- 3,600 sq ftCooling area
- 46 galTank
- 5 yearsWarranty
Check price at Amazon$3,699
Price checked October 31, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- 10,000 CFM through thick 8 in rigid media cools a large shop or gym
- Runs about 10 hours on its 46 gallon tank, or indefinitely on a hose
- A five year warranty for heavy commercial use
- Rated at 61 dBA, quiet for its size
Cons
- Costs much more per CFM than the Hessaire MC92
- Wi-Fi controller costs extra
- The Amazon listing shows the older part number and lower airflow, so confirm which version ships
The Big Ass Fans Cool-Space family
Every Big Ass Fans Cool-Space model we rank, smallest first. Ratings compare each against its own airflow.
| Model | Airflow | Rating | Price |
|---|---|---|---|
| Big Ass Fans Cool-Space 300 | 2,800 CFM | 2.8/5 | $1,999 |
| Big Ass Fans Cool-Space 350 | 3,400 CFM | 3.0/5 | $3,099 |
| Big Ass Fans Cool-Space 400 (this one) | 10,000 CFM | 4.1/5 | $3,699 |
| Big Ass Fans Cool-Space 500 | 24,000 CFM | 4.3/5 | $4,950 |
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its airflow. How we rank explains each one.
Specifications
| Model number | E-400-3601 |
|---|---|
| Cooling | |
| Airflow | 10,000 CFM |
| Cooling area | 3,600 sq ft |
| Cooling pads | Rigid cellulose |
| Pad thickness | 8 in |
| Tank | 46 gal |
| Hose hookup | Yes |
| Controls and build | |
| Remote | No |
| Weight | 220 lb |
| Warranty | 5 years |
Alternatives in this airflow
Portacool APEX 2000
For warehouses, auto shops and events that need serious airflow from a regular outlet and a warranty that covers heavy use.
Amazon $2,899$2,899
Portacool APEX 1200
For a large shop, gym or patio that wants commercial build quality and app control with a long warranty.
Amazon $1,875$1,875
Compare
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