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Air purifiers ยท Cuckoo
Cuckoo CAC-K1910FW air purifier
Rated for rooms up to 474 sq ft. Puts out 306 cfm of smoke-free air per minute.
Where it ranks
#10 in Best air purifiers for rooms of 300 to 500 sq ft56 models compared#4 in Best air purifiers for rooms of 300 to 500 sq ft with an air quality sensor28 models compared#10 in Best air purifiers for allergies in rooms of 300 to 500 sq ft56 models compared#7 in Best air purifiers for dust in rooms of 300 to 500 sq ft56 models compared#2 in Best air purifiers for dust in rooms of 300 to 500 sq ft with an air quality sensor28 models compared
Full specs
Cleaning power
| Room size it is rated forThe largest room it cleans well in the certification test. | 474 sq ft | |
| Clean air per minute: smokeHow much smoke-free air it puts out each minute. Higher cleans faster. | 306 cfm | |
| Clean air per minute: dustThe same test for dust. | 314 cfm | |
| Clean air per minute: pollenThe same test for pollen. Matters most for allergies. | 332 cfm |
Running cost
| Electricity per yearMeasured use when running all year. Multiply by your power price. | 325 kWh | |
| Among the most efficient of 2025 | No |
Filters
| Main filter | HEPA-Type |
Safety
| Ozone it gives offOzone irritates lungs. 0 means none was measured. | 0 ppb |
Features
| Automatic modeAn air quality sensor adjusts the speed on its own. | Air Quality Sensor | |
| App control | No |
Source: this model on the ENERGY STAR list, checked 2026-11-09. Model number CAC-K1910FW.