Pressure & Vacuum Switching Contact Mode Our D1000 Series is a sensitive, low force switch that senses as little as 0.25 inches of water. These sensitive single pole switches can be used as pressure or vacuum switches and differential pressure switches.…
Variety of Pressure Switches Presair, the leading air pressure switch manufacturer, produces a wide variety of pressure switches for monitoring and controlling equipment. Many mounting styles are available either factory set or adjustable to fit multiple application requirements. Our air pressure…
How To Adjust Your Pressure or Vacuum Switch Many of Presair’s pressure and vacuum switches are field adjustable. This allows you to adjust the point of actuation to the exact vacuum or pressure setting you require for your application. It…
As an easy guide for you we have created this simple cross reference guide to help you find the part you need. If you have one of the part numbers listed below, simply match it to the corresponding part number. Give…
Presair Pneumatic Switches Senasys designs and manufactures a wide variety of switches including our Presair product line, which focuses on pneumatic actuation. Specifically Presair specializes in foot switches, air switches, hand or palm switches, pressure switches and vacuum switch for…
What’s the Difference Between a Pressure and Vacuum? Pressure and vacuum switches can look exactly the same. Yet, the systems they’re used in can differ greatly. So what’s the difference? It’s quite simple in reality. Presair makes switches that…
Sense Fluid Levels with a Presair Air Switch Instead of a Float Switch We had a customer that had an interesting request. They wanted to add water from the ocean to a saltwater pool. They wanted to do it…
Monitor Airline Pressure And Be Alerted When It Falls Monitoring airline pressure has never been easier. Pairing a pressure switch with a quick connect coupling allows for effortless setup. A magnetic stack light and/or alarm connected to the switch alerts personnel…