Electric Fan Coil Unit uses electric power to provide heating or cooling through forced air circulation. The device consists of a fan and a heating or cooling coil, which are enclosed in a casing. The fan circulates air from the room through the coil, which is heated or cooled by a heat source, either through electricity or hot water. The air is then released back into the room, providing temperature control. Electric Fan Coil Unit is commonly utilized in commercial and residential buildings because they are easy to install, have low maintenance and operating costs, and can be controlled individually or in groups.