5/17/2023 0 Comments Fan box notes![]() However, given lower watts used, the ratings, reviews, features and value for money, the Genesis Box Fan is recommended. The CFM figure was sourced from Home Depot, here. 3-Speed Box Fan appears to be the most efficient box fan. Most efficient box fan and editor’s choiceĪt 60W and with a CFM of 2,294, the Brentwood 20 in. Speaking of energy efficient box fans, let’s take a look at the standout models. This is a crucial consideration when choosing an energy efficient box fan. The average CFM (this stands for cubic feet per minute and refers to how much air a fan moves) recorded was 1,750. The most common power rating for 20 inch box fans is 100W. The lowest recorded wattage in the research was Genesis’ 20″ Box Fan at 53W. At lowest and medium speeds, 20 inch box fans use approx. On average, 20 inch box fans use 86.5W at full speed. How many watts does a 20 inch box fan use? So let’s look at results for these in isolation. These fans use more watts than average due to their larger size. The most common box fan size recorded was 20 inches. On average, based on research into actual power consumption at different speeds, box fans use 64.84% of its power rating at its lowest speed setting and 81.53% at its medium speed setting, if available. 5W was the lowest recorded wattage, while 220W was the highest. ![]() The most common box fan power rating identified in the research was 100W. The wattage for specific box fan sizes and models are detailed below. Larger box fans operating at full speed consume substantially more watts than smaller box fans.įor this reason, the study focused on the most popular box fan sizes and broken the results down into 3 categories: overall results, results for 20” box fans and results for box fans that are 10” or less. The wattage of box fans varies considerably. ![]() 47.3W at the lowest speed setting and 59.5W at medium speed. Overall, regardless of size, box fans use 73W on average at full speed. If you’re interested in the running costs, check out this recent article: Cost To Run A Box Fan. Wattage and CFM of the most sold box fans on Home Depot.Wattage of the most popular box fans on Amazon (in 2023).Reduce electricity costs and carbon footprint.How many watts does a small box fan use?.Most efficient box fan and editor’s choice.How many watts does a 20 inch box fan use?.
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