Keystone Room Air Conditioners: Energy Cost by Model
A typical Keystone room air conditioner costs
about $10 a month
$116 a year, at the US average of 18.0¢ per kWh
The sticker on the box says $90. It is worked out at one national rate, so it moves once you choose your state.
Averaged across 11 room air conditioners on sale in the US. An estimate at your state's average rate — not a guarantee of your bill.
11 models, averaging 640 kWh a year. That is 8% more than the room air conditioners average of 592 kWh.
Cheapest to run
- 1Keystone KSTAW081WA8000 BTU/hr$72a year
- 2Keystone KSTAW08INV8000 BTU/hr$72a year
- 3Keystone KSTAW08INV-HC8000 BTU/hr$75a year
- 4Keystone KSTAW101WA10000 BTU/hr$90a year
- 5Keystone KSTAW10INV10000 BTU/hr$90a year
- 6Keystone KSTAW121WA12000 BTU/hr$108a year
- 7Keystone KSTAW12INV12000 BTU/hr$108a year
- 8Keystone KSTAW12INV-HC12000 BTU/hr$122a year
- 9Keystone KSTAW141WA14000 BTU/hr$126a year
- 10Keystone KSTAW182WA18000 BTU/hr$162a year
- 11Keystone KSTAW242WA24000 BTU/hr$244a year
A year at the U.S. average rate.
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