Most box fans use between 50-100 watts of power per hour, according to experts, who say a 20-inch box fan consumes about 50-75 watts per hour.

Most box fans use between 50-100 watts of power per hour, according to experts, who say a 20-inch box fan consumes about 50-75 watts per hour.

So I ordered this simple box fan and put it in front of the treadmill, cranked to max speed. My Little Treadmill Lifesaver. Amazon Basics 3-Speed, 20-Inch Box Fan. $32 at Amazon.

Thanks to customer donations, Westlake Ace Hardware gave away 98 box fans to Springfield’s Salvation Army to help keep the community cool in climbing temperatures.

Ceiling and box fans are great for cooling your home in the summer. Here's how to work that to your advantage. News Sports Indy 500 Things To Do Opinion Advertise Obituaries eNewspaper Legals.

So in our box fan example from above, the formula would be: (50 watts x 24 hours) / 1,000 x $0.17 per kilowatt-hour = $0.20.

Most box fans use between 50-100 watts of power per hour, according to experts, who say a 20-inch box fan consumes about 50-75 watts per hour. That's about 50% more than your standard ceiling fan, but ...

Most box fans use between 50-100 watts of power per hour, according to experts, who say a 20-inch box fan consumes about 50-75 watts per hour.