QuietCool Classic CL-1500 RF
A ducted Classic fan with a 10-year warranty for a small home or one zone. It costs less up front than the Energy Saver but draws more power.
Amazon $639$639
3.7/5
The efficient version of QuietCool’s ducted fan for a small home or one zone, with a very low-power low speed for running all night.
- 2,400 CFMAirflow
- 285 WPower
- 47.4 dBANoise
- R-5 insulatedDamper
Check price at Amazon$1,199
Price checked November 2, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Ducted motor sits away from the ceiling, so it runs quieter than a fan in the opening
- Low speed draws only about 81 W for all-night cooling
- R5 dampers seal the ceiling opening in winter
- 10-year warranty
- Wireless remote and wall control included
Cons
- Costs more than the matching Classic model
- Certified airflow (2,400 CFM) is well under the 3,081 CFM in the product name
The QuietCool Energy Saver RF family
Every QuietCool Energy Saver RF model we rank, smallest first. Ratings compare each against its own size.
| Model | Airflow | Rating | Price |
|---|---|---|---|
| QuietCool Energy Saver ES-3100 RF (this one) | 2,400 CFM | 3.7/5 | $1,199 |
| QuietCool Energy Saver ES-4700 RF | 3,080 CFM | 3.6/5 | $1,349 |
| QuietCool Energy Saver ES-5400 RF | 3,810 CFM | 3.8/5 | $1,499 |
| QuietCool Energy Saver ES-6000 RF | 4,040 CFM | 3.9/5 | $1,599 |
| QuietCool Energy Saver ES-7000 RF | 5,170 CFM | 3.8/5 | $1,799 |
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 ES-3100 RF |
|---|---|
| Airflow | |
| Airflow, high speed | 2,400 CFM |
| Power, high speed | 285 W |
| Efficiency | 8.4 CFM/W |
| Speeds | 2 |
| Noise | 47.4 dBA |
| Install | |
| Mount | Ducted |
| Damper | R-5 insulated |
| Ceiling opening | 14.25 x 22.25 in |
| Attic vent area needed | 4.1 sq ft |
| Voltage | 120 V |
| Remote or wall control | Yes |
| App or remote monitoring | No |
| Warranty | |
| Warranty | 10 years |
Alternatives in this size
QuietCool Classic CL-3100 RF
A ducted Classic fan with a 10-year warranty for a small home or one zone. It costs less up front than the Energy Saver but draws more power.
Amazon $949$949
QuietCool Classic CL-2250 RF
A ducted Classic fan with a 10-year warranty for a small home or one zone. It costs less up front than the Energy Saver but draws more power.
Amazon $849$849
Compare
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