DUNGS-Druckwächter 266920 GAO-A4-4-3 . 4 - 4 WC

Pressure switch DUNGS 266920 GAO-A4-4-3 .4-4 WC. This is a gas/air pressure switch with an adjustable set point range of 0.4 to 4 inches water column. It is used for monitoring pressure in gas or air systems.