QuietScore › Bathroom & Utility Fans › Broan L250E
Broan L250E noise level
The Broan L250E is louder than the category median of 0.7 sones, and its 270 CFM rating makes it suitable for bathrooms up to roughly 270 sq ft.
Full specifications
| Brand | Broan |
|---|---|
| Model number | L250E |
| Model name | LIGHT COMMERCIAL |
| Category | Bathroom & Utility Fans |
| Sound level | 1.4 sones (≈45 dBA, approximate) |
| Airflow | 270 CFM |
| Efficiency | 4.6 CFM/W |
| Duct size | 8.00 inch diameter |
| Speeds | 1 |
| Integrated lighting | No |
| ENERGY STAR certified | Yes |
| On market since | 2022-11-16 |
| Markets | United States, Canada |
Quieter alternatives with similar airflow
| Model | Sones | ≈ dBA | Airflow | Efficiency | |
|---|---|---|---|---|---|
| Delta SMT150-200 | 0.4 | 27 | 200 CFM | 8.7 CFM/W | specs |
| Delta SMT150-200LED | 0.6 | 33 | 200 CFM | 10.3 CFM/W | specs |
| Broan L150E | 0.7 | 35 | 210 CFM | 5 CFM/W | specs |
| Panasonic FV-20VQ3 | 0.9 | 38 | 190 CFM | 4.6 CFM/W | specs |
| Broan L200E | 1 | 40 | 240 CFM | 4.7 CFM/W | specs |
Similar bathroom & utility fans
| Model | Sones | ≈ dBA | Airflow | Efficiency | |
|---|---|---|---|---|---|
| Dayton 5AE72A | 1.4 | 45 | 240 CFM | 4.3 CFM/W | specs |
| Greenheck SP-A200 | 1.4 | 45 | 240 CFM | 4.3 CFM/W | specs |
| Greenheck SP-A200L | 1.3 | 44 | 245 CFM | 4.3 CFM/W | specs |
| Ortech ODD-300-3 | 1.2 | 43 | 292 CFM | 6.5 CFM/W | specs |
| Broan L200E | 1 | 40 | 240 CFM | 4.7 CFM/W | specs |
Frequently asked questions
How many sones is the Broan L250E?
The Broan L250E is certified at 1.4 sones in ENERGY STAR lab testing, which is approximately 45 dBA. That is noticeable but unobtrusive — quieter than a typical conversation.
Is the Broan L250E quiet?
At 1.4 sones, the Broan L250E is quieter than 24% of the 811 certified bathroom & utility fans we track, and louder than the category median of 0.7 sones.
How powerful is the Broan L250E?
It moves 270 CFM, which is adequate for a bathroom of roughly 270 sq ft under the standard 1-CFM-per-square-foot guideline, at an efficiency of 4.6 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.