Presair’s SPDT vacuum switch performs in critical applications that senses performance spikes and other extreme conditions. These switches are able to sense changes in the vacuum and open or close an electrical circuit when the designated set point is reached. Presair’s vacuum switches are offered both field adjustable or factory set. The SPDT vacuum switch is ideal for original equipment manufacturers and instrument makes to meet the exacting standards for a low cost solution. Vacuum switches can sense a pressure range from 2.5-300 inches of water.

For more information, view a complete product guide of our vacuum switches or contact us.