QuietScore › Bathroom & Utility Fans › Dayton 5AE70B
Dayton 5AE70B noise level
The Dayton 5AE70B is quieter than the category median of 0.7 sones, and its 120 CFM rating makes it suitable for bathrooms up to roughly 120 sq ft.
Full specifications
| Brand | Dayton |
|---|---|
| Model number | 5AE70B |
| Model name | 5AE70B |
| Category | Bathroom & Utility Fans |
| Sound level | 0.5 sones (≈30 dBA, approximate) |
| Airflow | 120 CFM |
| Efficiency | 6.2 CFM/W |
| Duct size | 6.0 inch depth X 8.0 inch width |
| Speeds | 1 |
| Integrated lighting | No |
| ENERGY STAR certified | Yes |
| On market since | 2005-01-06 |
| Markets | United States |
Quieter alternatives with similar airflow
| Model | Sones | ≈ dBA | Airflow | Efficiency | |
|---|---|---|---|---|---|
| Greenheck SP-A110 | 0.1 | 7 | 120 CFM | 6.2 CFM/W | specs |
| Panasonic Eco Solutions FV-0811RQ1 | 0.1 | 7 | 110 CFM | 5.1 CFM/W | specs |
| Panasonic Eco Solutions FV-0811RQC1 | 0.1 | 7 | 110 CFM | 4.9 CFM/W | specs |
| Fantech SC50-80-110 (484313) | 0.1 | 7 | 110 CFM | 10.7 CFM/W | specs |
| Fantech SC50-80-110H (494140) | 0.1 | 7 | 110 CFM | 10.7 CFM/W | specs |
Similar bathroom & utility fans
| Model | Sones | ≈ dBA | Airflow | Efficiency | |
|---|---|---|---|---|---|
| Panasonic Eco Solutions RG-E110THA | 0.5 | 30 | 110 CFM | 9.9 CFM/W | specs |
| Delta ELT80-110 | 0.5 | 30 | 110 CFM | 11.5 CFM/W | specs |
| Delta ELT80-110LED | 0.5 | 30 | 110 CFM | 11.9 CFM/W | specs |
| DewStop - Breeze Easy FL300-2W | 0.5 | 30 | 110 CFM | 4.1 CFM/W | specs |
| Greenheck SP-A125L | 0.5 | 30 | 131 CFM | 5.9 CFM/W | specs |
Frequently asked questions
How many sones is the Dayton 5AE70B?
The Dayton 5AE70B is certified at 0.5 sones in ENERGY STAR lab testing, which is approximately 30 dBA. That is about as quiet as rustling leaves; most people cannot hear it over ambient room noise.
Is the Dayton 5AE70B quiet?
At 0.5 sones, the Dayton 5AE70B is quieter than 61% of the 811 certified bathroom & utility fans we track, and quieter than the category median of 0.7 sones.
How powerful is the Dayton 5AE70B?
It moves 120 CFM, which is adequate for a bathroom of roughly 120 sq ft under the standard 1-CFM-per-square-foot guideline, at an efficiency of 6.2 CFM per watt.
Data provenance: Sound levels are certified lab measurements (sones) reported in the U.S. EPA ENERGY STAR certified products dataset — not manufacturer marketing claims. Source: ENERGY STAR Certified Ventilating Fans (US EPA), last fetched 2026-06-13. The dBA figure is an approximate conversion from sones — see our methodology.