Keplerx Room air conditioners: energy use and running cost
The average model uses 584 kWh a year, which costs $123 a year at 21.0¢/kWh.
Most efficient models
| Model | kWh/year | Cost/year |
|---|---|---|
| Keplerx KARC8RSVE1 | 400 | $84 |
| Keplerx KARC10RSVE1 | 500 | $105 |
| Keplerx KARC12RSVE1 | 600 | $126 |
| Keplerx KARC14RSVE1 | 700 | $147 |
| Keplerx KBRC18RSVE2 | 900 | $189 |
| Keplerx KBRC24RSVE2 | 1,353 | $284 |
- Refrigerators
- Freezers
- Washing machines
- Dishwashers
- Tumble dryers
- Dehumidifiers
- Water heaters
- Electric cooktops and ranges
- Televisions
- Computers
- Air purifiers
Source: ENERGY STAR (U.S. EPA) · 21.0¢/kWh (August 2026) · Methodology