Midea Air purifiers: energy use and running cost
The average model uses 181 kWh a year, which costs $38 a year at 21.0¢/kWh.
Most efficient models
| Model | kWh/year | Cost/year |
|---|---|---|
| Midea 793K18A | 126 | $26 |
| Midea KJ200G-Z41 | 126 | $26 |
| Midea KJ250G-Z43 | 126 | $26 |
| Midea CAF-A40US(H) | 127 | $27 |
| Midea KJ250G-Z42 | 131 | $28 |
| Midea 793K19A | 202 | $42 |
| Midea KJ350G-S1 | 202 | $42 |
| Midea 793K20A | 218 | $46 |
| Midea US-KJ500G-TB32 | 218 | $46 |
| Midea W | 259 | $54 |
| Midea KJ500G-JA32 | 292 | $61 |
| Midea KJ500G-L1 | 297 | $62 |
| Midea KJ600G-RX600A | 341 | $72 |
- Refrigerators
- Freezers
- Washing machines
- Dishwashers
- Tumble dryers
- Room air conditioners
- Dehumidifiers
- Water heaters
- Electric cooktops and ranges
- Televisions
- Computers
Source: ENERGY STAR (U.S. EPA) · 21.0¢/kWh (August 2026) · Methodology