BF4-S10CL
AUPU · Ventilating Fan
ENERGY STAR CertifiedVentilating Fans →
Airflow
100CFM
Efficacy
9.5CFM/W
Type
Bathroom/Utility Room
AUPU BF4-S10CL: efficacy 9.5 CFM/W, around the middle of the range for ventilating fans (category median 4.7 CFM/W).
Where this model sits
Airflow100CFM
50median 110750
Efficacy9.5CFM/W
2.9median 4.716.7
The AUPU BF4-S10CL is a 100 CFM ventilating fan. At 9.5 CFM/W it ranks around the middle of the 1,010 certified ventilating fans models. Among similar-sized ventilating fans (within 10% of its size), it is more efficient than the peer median of 6.1 CFM/W. In this size range, comparable Delta models average 8.7 CFM/W and Panasonic models average 8.1 CFM/W.
Specifications
| Performance | |
|---|---|
| Airflow | 100CFM |
| Efficacy | 9.5CFM/W |
| Installation | |
| Unit Type | Bathroom/Utility Room |
| Duct Size | 4.00 inch diameter |
| Airflow at 0.25 in w.g. | 109.8CFM |
| Sound at 0.25 in w.g. | 1.2sones |
| Lighting | |
| Includes Lighting | Yes |
| Ships with ENERGY STAR Lamp | No |
All 14 specifications
| Identifiers | |
|---|---|
| Model Number | BF4-S10CL |
| ENERGY STAR ID | ES_1040217_BF4-S10CL_06102026000000_1008903 |
| Partner | AUPU Intelligent Technology Corporation Limited |
| Date Qualified | 2026-06-10 |
| Available From | 2026-06-01 |
| Markets | United States, Canada |
Documentation
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