K�hl KCVM18B30B: $226 a year to run
This model (Room air conditioners) uses 1,074 kWh of electricity a year, which costs about $226 a year and $2,256 over 10 years at 21.0¢/kWh.
Energy use
1,074 kWh
per year
Running cost per year
$226
21.0¢/kWh
Running cost over 10 years
$2,256
Efficiency rank
549 / 589
55 % less energy than the federal minimum standard.
Product details
| Type | Window |
|---|---|
| Cooling capacity (BTU/h) | 20900 |
| Refrigerant | R-32 |
| ENERGY STAR Most Efficient | Yes |
| Available since | June 2, 2026 |
Compared with the average model (Room air conditioners), this one costs about $103 more a year.
More efficient alternatives
| Model | kWh/year | Cost/year |
|---|---|---|
| Friedrich KCVM18B30A | 995 | $209 |
| Friedrich CCV18A30A | 938 | $197 |
| HEMA DS-2W1822CI | 938 | $197 |
| TCL H18W4KW | 938 | $197 |
| TCL H18W4KW-CA | 938 | $197 |
| TCL T18WQ2S | 938 | $197 |
| Whirlpool WHAW-181IN | 938 | $197 |
| LG LW1822IVSM | 918 | $193 |
- 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