What does box fan suppliers mean?

"Box fan suppliers" refers to companies or organizations that sell box fans. These suppliers usually manufacture and sell box fans and offer wholesale or retail services for this appliance. A box fan is a small electric fan, usually slightly larger than a tabletop fan, that can be placed on the floor. They usually have the ability to adjust the wind speed and can be connected to the mains for power supply through a plug. Box fans are often used in homes, offices, or other locations to help reduce indoor temperatures and maintain a comfortable environment.