QuietScoreBathroom & Utility Fans › Panasonic Eco Solutions RG-E110THA

Panasonic Eco Solutions RG-E110THA noise level

The Panasonic Eco Solutions RG-E110THA is certified at 0.5 sones (≈30 dBA) — quieter than 61% of the 811 bathroom & utility fans in the ENERGY STAR database. In practical terms it is about as quiet as rustling leaves; most people cannot hear it over ambient room noise.
0.5sones (certified)
≈30 dBAapproximate conversion
110 CFMairflow
9.9CFM per watt

The Panasonic Eco Solutions RG-E110THA is quieter 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

BrandPanasonic Eco Solutions
Model numberRG-E110THA
Model nameWhisper Suite
CategoryBathroom & Utility Fans
Sound level0.5 sones (≈30 dBA, approximate)
Airflow110 CFM
Efficiency9.9 CFM/W
Duct size4.00 inch diameter
Speeds1
Integrated lightingNo
ENERGY STAR certifiedYes
On market since2023-10-01
MarketsUnited States

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
Delta ELT80-110 0.5 30 110 CFM 11.5 CFM/W specs
Delta ELT80-110LED 0.5 30 110 CFM 11.9 CFM/W specs
DewStop - Breeze Easy FL300-2W 0.5 30 110 CFM 4.1 CFM/W specs
Panasonic RG-R811A 0.4 27 110 CFM 9.5 CFM/W specs
Panasonic RG-R811HA 0.4 27 110 CFM 9.5 CFM/W specs

Frequently asked questions

How many sones is the Panasonic Eco Solutions RG-E110THA?

The Panasonic Eco Solutions RG-E110THA is certified at 0.5 sones in ENERGY STAR lab testing, which is approximately 30 dBA. That is about as quiet as rustling leaves; most people cannot hear it over ambient room noise.

Is the Panasonic Eco Solutions RG-E110THA quiet?

At 0.5 sones, the Panasonic Eco Solutions RG-E110THA is quieter than 61% of the 811 certified bathroom & utility fans we track, and quieter than the category median of 0.7 sones.

How powerful is the Panasonic Eco Solutions RG-E110THA?

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 9.9 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.