K�hl KCVS12B10B: $120 a year to run
This model (Room air conditioners) uses 569 kWh of electricity a year, which costs about $120 a year and $1,197 over 10 years at 21.0¢/kWh.
Energy use
569 kWh
per year
Running cost per year
$120
21.0¢/kWh
Running cost over 10 years
$1,197
Efficiency rank
349 / 589
49 % less energy than the federal minimum standard.
Product details
| Type | Window |
|---|---|
| Cooling capacity (BTU/h) | 12300 |
| Refrigerant | R-32 |
| ENERGY STAR Most Efficient | Yes |
| Available since | June 2, 2026 |
Compared with the average model (Room air conditioners), this one saves about $3 a year.
More efficient alternatives
| Model | kWh/year | Cost/year |
|---|---|---|
| K�hl KCVS12B30B | 567 | $119 |
| BLACK+DECKER BDM12C | 563 | $118 |
| Brothers 102373 | 563 | $118 |
| DuraSTAR DRWAC121XVB1 | 563 | $118 |
| Frigidaire FHWW125WF1 | 563 | $118 |
| Frigidaire FHWW126WF1 | 563 | $118 |
| Frigidaire Gallery GHWW125TF1 | 563 | $118 |
| GE Appliances AWHV12***# | 563 | $118 |
- 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