Yes, most air curtains are powered by electricity. They typically consist of a fan or blower unit that generates airflow and, in some cases, a heating element to provide additional comfort. The fan or blower unit is powered by an electric motor, which draws electrical energy to create the airflow necessary to form the air barrier across openings such as doorways or entrances. Some air curtains may also incorporate additional features such as sensors, timers, or controls, which may require electricity to operate. These features can help optimize the performance of the air curtain by activating it only when needed or adjusting its settings based on environmental conditions. Overall, electricity is the primary energy source used to power air curtains, making them an electrically operated device commonly found in various commercial, industrial, and residential settings.