QuietScore › Bathroom & Utility Fans › Fantech SMPL100L (484303)
Fantech SMPL100L (484303) noise level
The Fantech SMPL100L (484303) is louder than the category median of 0.7 sones, and its 100 CFM rating makes it suitable for bathrooms up to roughly 100 sq ft.
Full specifications
| Brand | Fantech |
|---|---|
| Model number | SMPL100L (484303) |
| Model name | bathfan Simple |
| Category | Bathroom & Utility Fans |
| Sound level | 1.5 sones (≈46 dBA, approximate) |
| Airflow | 100 CFM |
| Efficiency | 4 CFM/W |
| Duct size | 4.00 inch depth X 0.00 inch width |
| Speeds | 1 |
| Integrated lighting | Yes |
| ENERGY STAR certified | Yes |
| On market since | 2023-06-01 |
| Markets | United States, Canada |
Quieter alternatives with similar airflow
| Model | Sones | ≈ dBA | Airflow | Efficiency | |
|---|---|---|---|---|---|
| AUPU BF4-S10CL | 0.1 | 7 | 100 CFM | 9.5 CFM/W | specs |
| Greenheck SP-LP0810W | 0.1 | 7 | 100 CFM | 10 CFM/W | specs |
| Greenheck SP-LP0810WL | 0.1 | 7 | 100 CFM | 9.5 CFM/W | specs |
| Venco SP-LP0810W | 0.1 | 7 | 100 CFM | 10 CFM/W | specs |
| Venco SP-LP0810WL | 0.1 | 7 | 100 CFM | 9.5 CFM/W | specs |
Similar bathroom & utility fans
| Model | Sones | ≈ dBA | Airflow | Efficiency | |
|---|---|---|---|---|---|
| S&P PCLP100XP | 1.5 | 46 | 100 CFM | 4.2 CFM/W | specs |
| Anzzi EF-AZ106MB | 1.5 | 46 | 100 CFM | 4 CFM/W | specs |
| Anzzi EF-AZ106WH | 1.5 | 46 | 100 CFM | 4 CFM/W | specs |
| Fantech SMPL100 (484302) | 1.5 | 46 | 100 CFM | 4 CFM/W | specs |
| ACIQ AES100 | 1.5 | 46 | 100 CFM | 4.2 CFM/W | specs |
Frequently asked questions
How many sones is the Fantech SMPL100L (484303)?
The Fantech SMPL100L (484303) 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 Fantech SMPL100L (484303) quiet?
At 1.5 sones, the Fantech SMPL100L (484303) 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 Fantech SMPL100L (484303)?
It moves 100 CFM, which is adequate for a bathroom of roughly 100 sq ft under the standard 1-CFM-per-square-foot guideline, at an efficiency of 4 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.