Air purifiersENERGY STAR certified
SIESEAN AP-400
230 cfm fan and filter air purifier.
Smoke CADR
230 cfm
Room size
357 sq ft
Annual energy use
243 kWh/yr
Filter
HEPA-Type
Of 225 certified fan and filter air purifiers, 177 have a higher efficiency than the AP-400 (5.6 CADR/W).
- Maker
- SIESEAN
- Model
- AP-400
- Type
- Fan and Filter
- Room size
- 357 sq ft
- Smoke CADR
- 230 cfm
- PM2.5 CADR
- 235 cfm
- Dust CADR
- 239 cfm
- Efficiency
- 5.6 CADR/W
- Annual energy use
- 243 kWh/yr
- Filter
- HEPA-Type
- Ozone emissions
- 0 ppb
- Automatic mode
- Air Quality Sensor, Timer
- On the market since
- Sep 2025
- ENERGY STAR certified
- 19 Sep 2025
Source: ENERGY STAR certified air purifiers dataset, US EPA, record 4509936, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the AP-400
Certified air purifiers from other makers, same color class, within 20% of its speed.
| Model | Type | Smoke CADR | Room size | Annual energy use |
|---|---|---|---|---|
| LEVOIT Core 400S | Fan and Filter | 231 cfm | 358 sq ft | 237 kWh/yr |
| Honeywell HPA4300B | Fan and Filter | 229 cfm | 355 sq ft | 185 kWh/yr |
| Rainbow Luggable Ultra | Fan and Filter | 231 cfm | 358 sq ft | 93 kWh/yr |
| LEVOIT LAP-C401S-WUSR | Fan and Filter | 234 cfm | 363 sq ft | 235 kWh/yr |
| DREAME CVF20B | Fan and Filter | 224 cfm | 347 sq ft | 149 kWh/yr |
| Frigidaire FHAP2040A1 | Fan and Filter | 240 cfm | 372 sq ft | 213 kWh/yr |
SIESEAN
More SIESEAN air purifiers
| Model | Type | Smoke CADR | Room size | Annual energy use |
|---|---|---|---|---|
| AP-480 | Fan and Filter | 270 cfm | 419 sq ft | 245 kWh/yr |