Frigidaire FHAP2040A1 Air Purifier: CADR, Noise, Coverage & Specs
Last verified: Aug 23, 2026
Aug 2026
Quick verdict
The Frigidaire FHAP2040A1 is best suited to medium rooms where high airflow, quiet minimum operation, and app control are priorities. Its 227 CFM smoke CADR supports about 352 sq ft at approximately 4.8 air changes per hour. Buyers should separately evaluate maximum-speed noise before deciding.
Best for
- Living rooms and medium bedrooms
- Low-noise minimum settings
- App or Wi-Fi control
Consider alternatives if
- You need a verified maximum-speed noise figure
- You are planning around the manufacturer coverage claim rather than CADR-based room size
Verified strengths
- 227 CFM smoke CADR (~352 sq ft at ~4.8 ACH)
- 20 dB published minimum noise
- HEPA filtration (as published)
- Wi-Fi or app control
Verified limitations or missing information
- Maximum-speed noise is not in our sources
Frigidaire FHAP2040A1 overview
The Frigidaire FHAP2040A1 is a medium-room air purifier with a smoke CADR of 227 CFM. Based on our CADR-based room-size method, it is suitable for approximately 352 sq ft. It includes HEPA filtration, 20 dB minimum noise, and Wi-Fi or app support.
- Smoke CADR
- 227 CFM
- Recommended room size
- 352 sq ft
- Claimed coverage
- 1685 sq ft
- Minimum noise
- 20 dB
- Filter type
- HEPA
- Wi-Fi / app
- Yes
- Last verified
- Aug 23, 2026
Frigidaire FHAP2040A1 CADR and room size
Recommended room size is about 352 sq ft (CADR × 1.55). That is approximately 4.8 air changes per hour in a room with an eight-foot ceiling. The manufacturer figure of 1685 sq ft corresponds to about 1.0 air change per hour at the same ceiling height and is shown separately. Our recommended room size uses approximately 4.8 air changes per hour with an eight-foot ceiling. Manufacturer coverage figures may use a lower air-change rate and are shown separately.
The manufacturer coverage claim is higher than 3× CADR, so it is not used for ranking.
Frigidaire FHAP2040A1 noise level
Published minimum noise is 20 dB.
Maximum-speed noise is not in our sources.
Frigidaire FHAP2040A1 filtration
Published filter type: HEPA.
Replacement interval: 12 months.
Frigidaire FHAP2040A1 smart features
3-stage filtration, Wi‑Fi enabled, Smart Mode, Air Quality Monitoring
Frigidaire FHAP2040A1 specifications
- CADR (smoke)
- 227 CFM
- Recommended room size
- 352 sq ft
- Manufacturer claimed coverage
- 1685 sq ft
- Minimum noise
- 20 dB
- Filter type
- HEPA
- Filter replacement interval
- 12 months
- Wi-Fi / app
- Yes
About Frigidaire air purifiers
Frigidaire models in this catalog are compared by CADR, recommended room size, noise, and filter type.
Frigidaire FHAP2040A1 comparisons
Compared with the Frigidaire FHAP1020A1, the Frigidaire FHAP2040A1 has 97% higher CADR.
What is the CADR of the Frigidaire FHAP2040A1?
Smoke CADR is 227 CFM.
What room size is the Frigidaire FHAP2040A1 suitable for?
About 352 sq ft at approximately 4.8 air changes per hour with an eight-foot ceiling.
How loud is the Frigidaire FHAP2040A1?
Minimum reported noise: 20 dB.
Does the Frigidaire FHAP2040A1 have Wi-Fi?
Yes — app or Wi-Fi features are listed.
What filter does the Frigidaire FHAP2040A1 use?
HEPA.
Methodology
Specifications are compiled from manufacturer documentation, product listings and other cited sources.
How we calculate recommended room size.
Sources
All air purifiers · Frigidaire air purifiers · Best air purifiers for allergies · Methodology