AirhubA280

Air purifier

DOE certified smoke CADR

135cfmDOE test

Dust 143 · PM2.5 139 cfm

Effective room size 209 sq ft (DOE)

DOE data as of 2026-11-03DOE record

Does it fit your room? How DOE sizes rooms

Airhub A280: certified to DOE with smoke CADR 135 cfm, dust 143, PM2.5 139, effective room size 209 sq ft. DOE data as of 2026-11-03.

Every model number on this record

Filed with DOE under basic model A280. A listing with any of these numbers is this unit.

Every model number filed under basic model A280, DOE data as of 2026-11-03
Model numberFiled by
A280 (DOE basic model)Airhub
A280NAirhub
A281Airhub
A281NAirhub
A282Airhub
A282NAirhub

How much does the Airhub A280 cost to run?

About $2.54 a month, or $30.51 a year, on DOE's annual energy figure of 168 kWh.

Electricity at 18.16¢/kWh, the US residential average for August 2026 (EIA Electric Power Monthly, table 5.6.A). Each 1¢/kWh you pay above or below 18.16¢ moves the yearly figure by $1.68.

How does the Airhub A280 rank in its DOE class?

In its DOE class (air purifiers, PM2.5 CADR 100 to 149 cfm), 28 models have a matched Amazon listing. Its CADR/W of 5.2 is tied for 11th of the 28, and 7% above their median of 4.85.

DOE's annual energy figure for it, 168 kWh, matches their median.

Air purifiers for 200 sq ft (80 with a listing)

Among 66 air purifiers, PM2.5 CADR 100 to 149 cfm

Smoke CADR (cfm)135

Higher than 44 of 66. 2 others share 135.

93145 cfm

Efficiency (CADR/W)5.2

Higher than 36 of 66. 3 others share 5.2.

2.49.1

Three to compare with

From models with a matched listing.

  • Within 20 cfm of its size, highest CADR/W

    AROEVE DH-JH021US-A00138 smoke CADR

    Room size 214 sq ft, CADR/W 8: about 35% less power for the same clean air.

  • Nearest size in its class with a higher CADR/W

    AEOCKY LunaPure-EJH100137 smoke CADR

    Room size 212 sq ft, CADR/W 7.5: about 31% less power for the same clean air.

  • Nearest bigger unit

    BOSCH Air 4000156 smoke CADR

    Room size 241 sq ft, CADR/W 7.7.

DOE record

Air cleaning

Smoke CADR
135 cfm
Dust CADR
143 cfm
PM2.5 CADR
139 cfm
Effective room size
209 sq ft
Efficiency (IEF)
5.2 cfm/W
Energy use
168 kWh/year

Record

DOE basic model
A280
DOE class
100 <= PM2.5 Clean Air Delivery Rate < 150
Brands on the filings
1
In DOE's list since
2026-11-02first snapshot we hold

Questions

What room size is it for?
DOE lists an effective room size of 209 sq ft, based on its smoke CADR of 135 cfm: CADR and room size.
How much does the Airhub A280 cost to run for a year?
About $30.51: DOE's annual figure of 168 kWh at 18.16¢/kWh, the US residential average for August 2026 (EIA).