GCZ: 1 DOE certified model
GCZ has one air purifier basic model certified to DOE as of 2026-11-03, rated smoke CADR 151 cfm. It's the same unit as a model filed under 3 other brands. How its efficiency compares with its DOE class is below.
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 |  | GCZAP201filed as AIRFIRE AP201 |
| 151cfm, 234 sq ft | 234 sq ft | 154 | 3.5 | 4 | Check price on Amazon |
How efficient is the GCZ AP201?
GCZ AP201 files CADR/W 3.5. The median among the 140 models in its DOE class (air purifiers, PM2.5 CADR 150+ cfm) is 5.5, so it's below the median: higher than 12 of the 140.
A higher CADR/W means more clean air per watt.
Who makes GCZ 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.
GCZ shares its basic model with 3 other brands. The other brands:
| Basic model | GCZ model | Number belongs to | Brands |
|---|---|---|---|
| AP304 | AP201 | No known prefix | 4 |
How much does a GCZ air purifier cost to run?
For GCZ AP201, DOE's record lists 258 kWh a year, the annual energy figure from DOE's test. That's about $46.85 a year.
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.
How does GCZ AP201 compare with other brands?
Picked by rule from models with a matched listing, DOE data as of 2026-11-03.
- Within 20 cfm of its size, highest CADR/W: Blueair 4512311000, 161 cfm. Room size 250 sq ft, CADR/W 8.6: about 59% less power for the same clean air.
- Nearest size in its class with a higher CADR/W: LONGSTAR EP-KJTS01-140-25W, 148 cfm. Room size 229 sq ft, CADR/W 6.2: about 44% less power for the same clean air.
- Nearest bigger unit: DREAME CVF16A, 186 cfm. Room size 288 sq ft, CADR/W 5.3.
Questions about GCZ
- Is GCZ a good air purifier brand?
- Its one air purifier basic model, GCZ AP201, certifies 151 cfm, and its CADR/W of 3.5 is higher than 12 of the 140 in its DOE class (air purifiers, PM2.5 CADR 150+ cfm). It's the same unit as another brand's model. 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 GCZ air purifiers rated for?
- DOE's effective room size for GCZ AP201 is 234 sq ft, from a certified smoke CADR 151 cfm. CADR and room size.
- Is GCZ the same as AIRFIRE?
- For one unit, yes: both file it under the same DOE basic model (AP304). Compare the 4 brands of AP304.