The Ultrafryer 18A291 Air Pressure Switch helps monitor and control air pressure within compatible commercial fryer systems. This pressure-sensitive switch is designed to respond to changes in airflow or air pressure and operates by opening or closing an electrical circuit when the pressure reaches its specified setting. By providing a signal to the fryer’s control system, it can supp... https://partsfe.ca/switchair-for-ultrafryer-part-18a291