EC fans are more efficient than AC fans. An EC fan uses 75% to 80% less power than an equivalent AC fan solution by converting an AC signal into a DC output. This design allows EC Fans to have a smaller footprint and lower power consumption than standard AC-powered...
Power distribution is much cleaner with an EC motor. EC Fan What is EC technology?. EC motors have several benefits. Because EC motors have no brushes, they do not spark or have a short life due to brushes.