WOZOYO: 6 DOE certified models
WOZOYO has 6 air purifier basic models certified to DOE as of 2026-11-03, rated smoke CADR 40 to 363 cfm. How their efficiency compares with their DOE class is below.
Key findings
- Highest certified smoke CADR among its air purifiers: WOZOYO Pure Air PA6 at 363 cfm.
Source: DOE Compliance Certification Database (air purifiers), data as of 2026-11-03.
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Air purifiers
| # | Photo | Model | Labels | Smoke CADR, cfm | Room size | PM2.5 CADR | CADR/W | Brands | Amazon |
|---|---|---|---|---|---|---|---|---|---|
| 1 |  | WOZOYOPure Air PA6 |
| 363cfm, 563 sq ft | 563 sq ft | 367 | 5.8 | 1 | Check price on Amazon |
| 2 |  | WOZOYO200004- |
| 142cfm, 220 sq ft | 220 sq ft | 147 | 6.1 | 1 | Check price on Amazon |
| 3 |  | WOZOYOPure Air PA2 |
| 75cfm, 116 sq ft | 116 sq ft | 80 | 5 | 1 | Check price on Amazon |
| 4 |  | WOZOYOPure Air PA1 |
| 40cfm, 62 sq ft | 62 sq ft | 45 | 4.8 | 1 | Check price on Amazon |
| 5 | WOZOYOPure Air PA5 |
| 199cfm, 308 sq ft | 308 sq ft | 207 | 4.2 | 1 | ||
| 6 | WOZOYO200004- |
| 142cfm, 220 sq ft | 220 sq ft | 147 | 6.1 | 1 |
How efficient are WOZOYO air purifiers?
Of the 6 WOZOYO air purifiers, 5 file a higher CADR/W than the class median and 1 falls below it.
| DOE class | WOZOYO models | Above median | Class median | Best WOZOYO |
|---|---|---|---|---|
| Air purifiers, PM2.5 CADR 10 to 99 cfm (90) | 2 | 2 | CADR/W 3.5 | Pure Air PA2 CADR/W 5 |
| Air purifiers, PM2.5 CADR 100 to 149 cfm (66) | 2 | 2 | CADR/W 4.65 | 200004- |
| Air purifiers, PM2.5 CADR 150+ cfm (140) | 2 | 1 | CADR/W 5.5 | Pure Air PA6 CADR/W 5.8 |
A higher CADR/W means more clean air per watt.
Who makes WOZOYO air purifiers?
DOE's database has no manufacturer field, so the evidence is whose model number each unit is filed under and which other brands file the same unit.
None of the 6 WOZOYO basic models is filed by another brand as of 2026-11-03, and none uses another company's model number. DOE's records tie them to WOZOYO alone.
How much does a WOZOYO air purifier cost to run?
DOE's annual energy figures for the 6 WOZOYO air purifiers that file one run from 55 to 373 kWh a year: about $9.99 to $67.74 a year. The lowest is WOZOYO Pure Air PA1 (40 cfm, CADR/W 4.8) and the highest WOZOYO Pure Air PA6 (363 cfm, CADR/W 5.8).
At 18.16¢ per kWh, the US average residential price for August 2026 (EIA Electric Power Monthly, table 5.6.A). Worked out from the certified figures.
Questions about WOZOYO
- Is WOZOYO a good air purifier brand?
- How its 6 air purifiers compare on efficiency with their DOE class is above. All 6 are filed under WOZOYO alone. We don't test reliability, noise or build quality, so we can't rank brands on those. How we compare models.
- What room size are WOZOYO air purifiers rated for?
- DOE's effective room size for its 6 rated models is 62 to 563 sq ft, from a certified smoke CADR 40 to 363 cfm. CADR and room size.
- Which WOZOYO air purifier is the most efficient for its size?
- WOZOYO 200004-2 and WOZOYO 200004-6 tie at CADR/W 6.1: higher than 48 of the 66 in its DOE class (air purifiers, PM2.5 CADR 100 to 149 cfm). At the other end is WOZOYO Pure Air PA5, at CADR/W 4.2, higher than 31 of the 140 in its class.