Energy Use Ceiling Fan Vs Air Conditioning

According to the article.

Energy use ceiling fan vs air conditioning.

If you use air conditioning a ceiling fan will allow you to raise the thermostat setting about 4 f with no reduction in comfort. The cost of air conditioning vs. Your mileage may vary with this method. The only things that people don t like about this fan are that it doesn t oscillate and not easy to clean since the front plastic grill isn t removable.

The fan mode for central air conditioning systems is entirely different from the fan mode for window box air conditioning units. Additionally the manufacturers of this fan promise 20 decrease in your energy bills if you use it to complement an air conditioning system. This is done by combining the benefits of both an air conditioner and ceiling fan at a lower cost than air conditioning alone but with more adequate levels of cooling than ceiling fans alone. A good window ac unit runs on 1 2 kilowatts and costs 14 cents an hour to run.

The energy cost of ceiling fans on the other hand is much different. Energy costs of fans fans in general do not consume a lot of energy. Whereas a 2 5 ton central air conditioner uses about 3 500 watts and a window a c unit typically uses between 500 to 1 500 watts a ceiling fan uses only 15 to 95 watts depending on its size and speed. The fan mode and switches are one such example.

Typical air conditioner energy usage a central air conditioning unit consumes much more electricity than even several ceiling fans combined. So we will instead focus on whether or not ceiling fans save energy and money when used with an air conditioner. A three ton central air unit a common cooling system runs on about 3 kilowatts and costs about 36 cents an hour to run. Typical central ac energy consumption ranges between 2 000 and 5 000 watts per hour.

First ceiling fans don t cool the air they instead cool your skin by passing air over it and allowing your body to more efficiently cool itself using perspiration. Increasingly ceiling fans are used not as an alternative to air conditioning but as an accompaniment. A lower risk medium reward method in combining both. Install a fan in each room that needs to be cooled during hot weather.

It may seem logical to think that a fan for an air conditioner is the same as a fan that you use in a room thought this is not the case. In temperate climates or during moderately hot weather ceiling fans may allow you to avoid using your air conditioner altogether.