Dungs 274451 Gas Pressure Switch, GAO-A4-4-2 w/ Light

The DUNGS GAO (Automatic Reset), GMH (High Manual Reset), and GML (Low Manual Reset) A4 pressure switches are adjustable pressure switches for automatic gas burning equipment controls. A4 pressure switches are suitable for making and/or breaking a circuit relative to changes in medium pressure relative to the set point. The set point can be set in the field by an adjustable dial with an integrated scale. Test nipple integrated in metal housing to verify setpoint. The DUNGS GAO, GMH, and GML A4 pressure switches are recommended for industrial and commercial heating applications with 1/4” NPT pipe connections.

Dungs 274451 Features:

• 24 VAC
• 0.16" to 1.2" W.C.
• High or Low
• Automatic Reset
• NEMA Type 4
• With 24 VDC/VAC Light Installed

Technical Literature: