A low-cost ducted fan with an R-5 damper for a typical home, if you accept higher power use than ECM models.
Amazon $1,058 Centric Air $1,049
A ducted Classic fan with a 10-year warranty for a typical home. It costs less up front than the Energy Saver but draws more power.
- 3,950 CFMAirflow
- 634 WPower
- 51.2 dBANoise
- R-5 insulatedDamper
Price checked November 2, 2026. As an Amazon Associate we earn from qualifying purchases.
- Ducted motor sits away from the ceiling, so it runs quieter than a fan in the opening
- R5 dampers seal the ceiling opening in winter
- 10-year warranty
- Wireless remote and wall control included
- Uses more power per CFM than the matching Energy Saver model
- Certified airflow (3,950 CFM) is well under the 5,024 CFM in the product name
The QuietCool Classic RF family
Every QuietCool Classic RF model we rank, smallest first. Ratings compare each against its own size.
| Model | Airflow | Rating | Price |
|---|---|---|---|
| QuietCool Classic CL-1500 RF | 1,100 CFM | 3.9/5 | $639 |
| QuietCool Classic CL-2250 RF | 1,770 CFM | 3.7/5 | $849 |
| QuietCool Classic CL-3100 RF | 2,380 CFM | 3.8/5 | $949 |
| QuietCool Classic CL-4700 RF | 3,230 CFM | 3.7/5 | $1,109 |
| QuietCool Classic CL-5400 RF (this one) | 3,950 CFM | 3.8/5 | $1,209 |
| QuietCool Classic CL-7000 RF | 5,300 CFM | 3.7/5 | $1,449 |
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.
Specifications
| Model number | QC CL-5400 RF |
|---|---|
| Airflow | |
| Airflow, high speed | 3,950 CFM |
| Power, high speed | 634 W |
| Efficiency | 6.2 CFM/W |
| Speeds | 2 |
| Noise | 51.2 dBA |
| Install | |
| Mount | Ducted |
| Damper | R-5 insulated |
| Ceiling opening | 14.25 x 30.25 in |
| Attic vent area needed | 6.7 sq ft |
| Voltage | 120 V |
| Remote or wall control | Yes |
| App or remote monitoring | No |
| Warranty | |
| Warranty | 10 years |
Alternatives in this size
An efficient ducted fan with a 15-year motor warranty for a typical home.
Amazon $1,497 Centric Air $1,449The efficient version of QuietCool’s ducted fan for a typical home, with a very low-power low speed for running all night.
Amazon $1,499Compare
Compare the QuietCool Classic CL-5400 RF with any other whole house fan →
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