QuietScore › Bathroom & Utility Fans › Tech Drive TD-BF-10
Tech Drive TD-BF-10 noise level
The Tech Drive TD-BF-10 is louder than the category median of 0.7 sones, and its 110 CFM rating makes it suitable for bathrooms up to roughly 110 sq ft.
Full specifications
| Brand | Tech Drive |
|---|---|
| Model number | TD-BF-10 |
| Model name | TD |
| Category | Bathroom & Utility Fans |
| Sound level | 1.5 sones (≈46 dBA, approximate) |
| Airflow | 110 CFM |
| Efficiency | 4.8 CFM/W |
| Duct size | 4.00 inch diameter |
| Speeds | 1 |
| Integrated lighting | No |
| ENERGY STAR certified | Yes |
| On market since | 2025-07-25 |
| Markets | United States, Canada |
Quieter alternatives with similar airflow
| Model | Sones | ≈ dBA | Airflow | Efficiency | |
|---|---|---|---|---|---|
| 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 |
| Fantech SC50-80-110L (484314) | 0.1 | 7 | 110 CFM | 10.7 CFM/W | specs |
Similar bathroom & utility fans
| Model | Sones | ≈ dBA | Airflow | Efficiency | |
|---|---|---|---|---|---|
| Commercial Electric 7130-16-CE | 1.5 | 46 | 110 CFM | 4 CFM/W | specs |
| Commercial Electric 7130-20-CE | 1.5 | 46 | 110 CFM | 3.9 CFM/W | specs |
| Commercial Electric BPT14-24OD-H | 1.5 | 46 | 110 CFM | 4.3 CFM/W | specs |
| VENTECHLATION BPT14-24TG-H | 1.5 | 46 | 110 CFM | 4.8 CFM/W | specs |
| VENTECHLATION BPT14-24TGHS | 1.5 | 46 | 110 CFM | 4.8 CFM/W | specs |
Frequently asked questions
How many sones is the Tech Drive TD-BF-10?
The Tech Drive TD-BF-10 is certified at 1.5 sones in ENERGY STAR lab testing, which is approximately 46 dBA. That is noticeable but unobtrusive — quieter than a typical conversation.
Is the Tech Drive TD-BF-10 quiet?
At 1.5 sones, the Tech Drive TD-BF-10 is quieter than 11% of the 811 certified bathroom & utility fans we track, and louder than the category median of 0.7 sones.
How powerful is the Tech Drive TD-BF-10?
It moves 110 CFM, which is adequate for a bathroom of roughly 110 sq ft under the standard 1-CFM-per-square-foot guideline, at an efficiency of 4.8 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.