Data through April 2026
Running cost · Room Air Conditioners · ENERGY STAR certified
Friedrich KCVS12B30A
Under the DOE test basis of 750 hours a year, the Friedrich KCVS12B30A draws 635 kWh — about $120 at the U.S. average rate, concentrated in the months you actually run it. Efficiency-wise it's unremarkable in a good way: within 19% of the median certified room air conditioner (rank 287 of 396). Where you live moves the bill from $78 a year in North Dakota to $296 in Hawaii.
Estimated annual running cost · U.S. average rate 18.8¢/kWh
$120/yr
- Per month
- $9.96
- Per day
- 33¢
- Certified use
- 635 kWh/yr
- Cooling capacity
- 12,700 BTU/hr
- CEER
- 15
- Mounting
- Does Not Straddle Window or Windowsill
- Variable-speed compressor
- Yes
What it costs in every state
| State | Rate ¢/kWh | This model $/yr | Relative cost |
|---|---|---|---|
| Alabama | 17.4¢ | $111 | |
| Alaska | 27.4¢ | $174 | |
| Arizona | 15.5¢ | $98 | |
| Arkansas | 14.2¢ | $90 | |
| California | 35.3¢ | $224 | |
| Colorado | 16.5¢ | $105 | |
| Connecticut | 32.2¢ | $205 | |
| Delaware | 18.8¢ | $119 | |
| District of Columbia | 25.4¢ | $161 | |
| Florida | 15.4¢ | $98 | |
| Georgia | 15.4¢ | $98 | |
| Hawaiipriciest | 46.6¢ | $296 | |
| Idaho | 12.7¢ | $81 | |
| Illinois | 20.5¢ | $130 | |
| Indiana | 17.9¢ | $114 | |
| Iowa | 13.9¢ | $88 | |
| Kansas | 15.8¢ | $100 | |
| Kentucky | 15.0¢ | $95 | |
| Louisiana | 14.4¢ | $92 | |
| Maine | 28.4¢ | $180 | |
| Maryland | 22.1¢ | $140 | |
| Massachusetts | 29.4¢ | $187 | |
| Michigan | 21.4¢ | $136 | |
| Minnesota | 16.4¢ | $104 | |
| Mississippi | 16.8¢ | $106 | |
| Missouri | 14.0¢ | $89 | |
| Montana | 13.9¢ | $88 | |
| Nebraska | 13.3¢ | $84 | |
| Nevada | 14.3¢ | $91 | |
| New Hampshire | 27.2¢ | $173 | |
| New Jersey | 23.5¢ | $149 | |
| New Mexico | 15.2¢ | $96 | |
| New York | 29.4¢ | $187 | |
| North Carolina | 16.3¢ | $103 | |
| North Dakotacheapest | 12.3¢ | $78 | |
| Ohio | 19.5¢ | $124 | |
| Oklahoma | 13.3¢ | $85 | |
| Oregon | 15.8¢ | $100 | |
| Pennsylvania | 21.5¢ | $136 | |
| Rhode Island | 28.3¢ | $180 | |
| South Carolina | 17.1¢ | $108 | |
| South Dakota | 14.5¢ | $92 | |
| Tennessee | 14.9¢ | $95 | |
| Texas | 17.0¢ | $108 | |
| Utah | 13.3¢ | $84 | |
| Vermont | 24.6¢ | $156 | |
| Virginia | 17.4¢ | $110 | |
| Washington | 14.4¢ | $91 | |
| West Virginia | 16.1¢ | $102 | |
| Wisconsin | 19.2¢ | $122 | |
| Wyoming | 14.7¢ | $93 |
Certified models closest in efficiency
| Model | kWh/yr | $/yr (US avg) |
|---|---|---|
| Friedrich WCVT10B10A | 635 | $119 |
| Wallmaster WCVT12B30Bmost efficient | 637 | $120 |
| Friedrich WCVT10B30A | 640 | $121 |
| Friedrich KCVS12B10A | 625 | $118 |
| GE Appliances AWGP12W | 625 | $118 |
| Midea MAT12R1FWTKmost efficient | 648 | $122 |
Run your own numbers
Your rate, your numbers
- Per day
- 33¢
- Per month
- $9.96
- Per year
- $120
635 kWh/yr × 18.8¢/kWh = $120/yr
Prefilled with this model's certified 635 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh assumes 750 cooling hours per year (the DOE standard). In hot climates real usage can run well above that; in mild ones, below.
Questions, answered with the data
- How much electricity does the Friedrich KCVS12B30A use?
- ENERGY STAR certifies the Friedrich KCVS12B30A at 635 kWh per year. The certified annual kWh assumes 750 cooling hours per year (the DOE standard). In hot climates real usage can run well above that; in mild ones, below.
- How much does the Friedrich KCVS12B30A cost to run per month?
- About $9.96 a month at the U.S. average residential rate (18.8¢/kWh) — 33¢ a day, or $120 a year. Your state's rate moves this up or down; see the table above.
- Is the Friedrich KCVS12B30A energy efficient?
- It uses 19% more electricity than the median certified room air conditioner.
- What does the Friedrich KCVS12B30A cost to run in the cheapest vs. priciest state?
- At current residential rates it costs about $78 a year in North Dakota (12.3¢/kWh) and $296 in Hawaii (46.6¢/kWh).