12 certified models
Coway Airmega air purifiers
Every Coway Airmega air purifier certified under ENERGY STAR and listed for the US market, fastest first. Each model page has the full certified specs and comparable machines from other makers.
| Model | Type | Smoke CADR | Room size | Annual energy use |
|---|---|---|---|---|
| Airmega 300 | Fan and Filter | 315 cfm | 488 sq ft | 314 kWh/yr |
| 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 400 | Fan and Filter | 376 cfm | 583 sq ft | 366 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 450S(BG);Airmega 450S(*);AP-2524C_WT;AP-2524C_BG; AP-2524C _* | Fan and Filter | 443 cfm | 687 sq ft | 399 kWh/yr |
| Airmega ProX(W);Airmega ProX(*);AP-3522F_WT;AP-3522F_* | Fan and Filter | 577 cfm | 894 sq ft | 335 kWh/yr |
| AP-0823E | Fan and Filter | 118 cfm | 183 sq ft | 128 kWh/yr |
| AP-1125G | Fan and Filter | 185 cfm | 287 sq ft | 195 kWh/yr |
| AP-1523D | Fan and Filter | 255 cfm | 395 sq ft | 219 kWh/yr |
| AP-1526D | Fan and Filter | 255 cfm | 395 sq ft | 197 kWh/yr |
| AP-2023K | Fan and Filter | 302 cfm | 468 sq ft | 277 kWh/yr |
| AP-2425H | Fan and Filter | 378 cfm | 586 sq ft | 366 kWh/yr |
Source: ENERGY STAR certification data, US EPA. Data build 2026-09-29. Brand names are as the maker certified them, with obvious variant spellings merged.