Question: how much electricity does window ac use?
Answer: The average reverse cycle air conditioner costs around $0.25 – $0.35 per hour to run for cooling purposes, depending on the size of the room. A medium sized room of 36sqm would cost $0.36 – $0.70 per hour to run. In large areas (50sqm), it will cost between $0.70 and $0.95 per hour.