Air purifiersENERGY STAR certified
Coway AP-2023K
302 cfm fan and filter air purifier.
Smoke CADR
302 cfm
Room size
468 sq ft
Annual energy use
277 kWh/yr
Filter
HEPA-Type
Of 225 certified fan and filter air purifiers, 92 have a higher efficiency than the AP-2023K (6.4 CADR/W).
ENERGY STAR has certified this model 2 times, first in Mar 2025. The figures here are from the most recent certification.
- Maker
- Coway
- Model
- AP-2023K
- Type
- Fan and Filter
- Room size
- 468 sq ft
- Smoke CADR
- 302 cfm
- PM2.5 CADR
- 306 cfm
- Dust CADR
- 309 cfm
- Efficiency
- 6.4 CADR/W
- Annual energy use
- 277 kWh/yr
- Filter
- HEPA-Type
- Ozone emissions
- 0 ppb
- On the market since
- Jul 2025
- ENERGY STAR certified
- 25 Mar 2025
Certified under the same record
The maker lists these as the same machine or a variant of it: AP-2023K_*.
Source: ENERGY STAR certified air purifiers dataset, US EPA, record 4005744, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the AP-2023K
Certified air purifiers from other makers, same color class, within 20% of its speed.
| Model | Type | Smoke CADR | Room size | Annual energy use |
|---|---|---|---|---|
| Coway Airmega AP-2023K | Fan and Filter | 302 cfm | 468 sq ft | 277 kWh/yr |
| Midea US-KJ500G-TB32 | Fan and Filter | 303 cfm | 470 sq ft | 218 kWh/yr |
| LAGO LAPKJ500GTB32 | Fan and Filter | 303 cfm | 470 sq ft | 218 kWh/yr |
| Danby DAP290BAW | Fan and Filter | 303 cfm | 470 sq ft | 218 kWh/yr |
| Midea 793K20A | Fan and Filter | 303 cfm | 470 sq ft | 218 kWh/yr |
| LEVOIT LAP-C511S-WUS | Fan and Filter | 301 cfm | 467 sq ft | 194 kWh/yr |
Coway
More Coway air purifiers
| Model | Type | Smoke CADR | Room size | Annual energy use |
|---|---|---|---|---|
| Airmega 350(BG);Airmega 350(*);AP-1924A_WT;AP-1924A_BG; AP-1924A_* | Fan and Filter | 360 cfm | 558 sq ft | 344 kWh/yr |
| Airmega 450S(BG);Airmega 450S(*);AP-2524C_WT;AP-2524C_BG; AP-2524C _* | Fan and Filter | 443 cfm | 687 sq ft | 399 kWh/yr |
| Airmega 450(BG);Airmega 450(*);AP-2524B_WT;AP-2524B_BG; AP-2524B_* | Fan and Filter | 443 cfm | 687 sq ft | 389 kWh/yr |
| Airmega ProX | Fan and Filter | 577 cfm | 894 sq ft | 335 kWh/yr |
| Airmega ProX(W);Airmega ProX(*);AP-3522F_US;AP-3522F_WT;AP-3522F_* | Fan and Filter | 577 cfm | 894 sq ft | 335 kWh/yr |
| AP-1125G | Fan and Filter | 185 cfm | 287 sq ft | 195 kWh/yr |
| Airmega 300 | Fan and Filter | 315 cfm | 488 sq ft | 314 kWh/yr |
| AP-1523D | Fan and Filter | 255 cfm | 395 sq ft | 219 kWh/yr |