The Vane Airflow Switch is a simple, yet highly effective vane-operated device for detecting airflow. The switching element is a one piece beryllium copper snap action switch, enclosed in a plastic dust cover and fitted with aluminium mounting brackets. Vane-operated switch for airflow detection Airflow ranges from 500–2,500 ft per min Easy installation — mounts directly onto duct Gold contacts option for low-current applications Moisture & fungus resistance models available Contact us using the details above if you require further information. Datasheet Enquire Now