PresAir Stepper Switch MRG-311A Safe and economical Presair air switches deliver complete electrical isolation with zero voltage at the point of actuation. The air switching system connects the air switch to an air bellow using air tubing. When the air bellow is pressed, it sends a pulse of air through the tubing actuating the air switch. The Magictrol Air Switch is available in both DPDT and 3PDT, with alternate and momentary action. Presair’s air switching system is commonly used in pool and spa application, home appliances, medical applications, and many others!
Alternate Part Numbers
- MRG311A (Presair)