QuietScoreBathroom & Utility Fans › Ortech ODD-300-3

Ortech ODD-300-3 noise level

The Ortech ODD-300-3 is certified at 1.2 sones (≈43 dBA) — quieter than 25% of the 811 bathroom & utility fans in the ENERGY STAR database. In practical terms it is noticeable but unobtrusive — quieter than a typical conversation.
1.2sones (certified)
≈43 dBAapproximate conversion
292 CFMairflow
6.5CFM per watt

The Ortech ODD-300-3 is louder than the category median of 0.7 sones, and its 292 CFM rating makes it suitable for bathrooms up to roughly 290 sq ft.

Full specifications

BrandOrtech
Model numberODD-300-3
Model nameODD-300-3
CategoryBathroom & Utility Fans
Sound level1.2 sones (≈43 dBA, approximate)
Airflow292 CFM
Efficiency6.5 CFM/W
Duct size6.00 inch diameter
Speeds3
Integrated lightingNo
ENERGY STAR certifiedYes
On market since2025-03-13
MarketsUnited States, Canada

Quieter alternatives with similar airflow

Model Sones ≈ dBA Airflow Efficiency
Broan L150E 0.7 35 210 CFM 5 CFM/W specs
Broan L200E 1 40 240 CFM 4.7 CFM/W specs

Similar bathroom & utility fans

Model Sones ≈ dBA Airflow Efficiency
Broan L250E 1.4 45 270 CFM 4.6 CFM/W specs
Greenheck SP-A200L 1.3 44 245 CFM 4.3 CFM/W specs
Broan L200E 1 40 240 CFM 4.7 CFM/W specs
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

Frequently asked questions

How many sones is the Ortech ODD-300-3?

The Ortech ODD-300-3 is certified at 1.2 sones in ENERGY STAR lab testing, which is approximately 43 dBA. That is noticeable but unobtrusive — quieter than a typical conversation.

Is the Ortech ODD-300-3 quiet?

At 1.2 sones, the Ortech ODD-300-3 is quieter than 25% of the 811 certified bathroom & utility fans we track, and louder than the category median of 0.7 sones.

How powerful is the Ortech ODD-300-3?

It moves 292 CFM, which is adequate for a bathroom of roughly 290 sq ft under the standard 1-CFM-per-square-foot guideline, at an efficiency of 6.5 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.