Air purifiersENERGY STAR certified
Bosch Air 4000
156 cfm fan and filter air purifier.
Smoke CADR
156 cfm
Room size
242 sq ft
Annual energy use
124 kWh/yr
Filter
HEPA-Type
Of 225 certified fan and filter air purifiers, 28 have a higher efficiency than the Air 4000 (7.7 CADR/W).
- Maker
- Bosch
- Model
- Air 4000
- Type
- Fan and Filter
- Room size
- 242 sq ft
- Smoke CADR
- 156 cfm
- PM2.5 CADR
- 163 cfm
- Dust CADR
- 171 cfm
- Efficiency
- 7.7 CADR/W
- Annual energy use
- 124 kWh/yr
- Filter
- HEPA-Type
- Ozone emissions
- 0 ppb
- Automatic mode
- Air Quality Sensor, Timer
- On the market since
- Mar 2024
- ENERGY STAR certified
- 12 Apr 2024
Source: ENERGY STAR certified air purifiers dataset, US EPA, record 4471345, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the Air 4000
Certified air purifiers from other makers, same color class, within 20% of its speed.
| Model | Type | Smoke CADR | Room size | Annual energy use |
|---|---|---|---|---|
| Dreo DR-HAP009 | Fan and Filter | 158 cfm | 245 sq ft | 162 kWh/yr |
| Dreo Home DR-HAP009S | Fan and Filter | 158 cfm | 245 sq ft | 162 kWh/yr |
| Greenlite G-Pure1-22W | Fan and Filter | 158 cfm | 245 sq ft | 129 kWh/yr |
| Dreo Home DR-HAP005AS | Fan and Filter | 152 cfm | 236 sq ft | 146 kWh/yr |
| Dreo DR-HAP005AS | Fan and Filter | 152 cfm | 236 sq ft | 146 kWh/yr |
| Midea KJ250G-Z43 | Fan and Filter | 151 cfm | 234 sq ft | 126 kWh/yr |