Siemens 243-0001

Switching Relay, Pneumatic 3-Way, Adj Changeover, ⅛” NPT Thread Ports, 9PSI

This 243 Switching Relay is a compact 3-way air valve that can be used to perform a variety of switching and diverting functions. This switching relay has adjustable changeover pressure, ⅛” NPT threaded ports, is factory calibrated at 9 psi, and has an ambient temperature of -20 degrees Fahrenheit minimum and 160 degrees Fahrenheit maximum.