24V Dash Fan w/ 2 Speed Settings | DF24V24V Dash Fan w 2 Speed Settings DF24V Equip your semi truck to be Ready for the Road Ahead with the Power Products 24V Dash Fan, a piece that delivers cool and fresh air. By blowing fresh air throughout the front cabin of a vehicle, this fan creates a comfortable environment, while also preventing the build up of fog and frost. Crafted with a 6" chrome plated steel blade guard that provides reliable and efficient airflow. High quality fan features