Lead-Free Brass Construction: Ensures full compliance with safety codes for potable water and food service applications

This thermostat PCB assembly is typically plug-and-play

effectively cutting power to the gas valve or heating elements

Reset the thermostat or remove power from the control for at least 5 seconds to initiate a new ignition sequence

For extreme pulsation

Utica-Dunkirk 240007140 Pressure Switch 321702-401 Lead-Free Brass Construction: Ensures fullThe Utica Dunkirk 240007140 Pressure Switch is a critical safety component designed for high efficiency gas fired boilers and furnaces. Precision calibrated to a . 14"wc set point, this Normally Open (N O) diaphragm switch ensures proper draft and venting before allowing the ignition sequence to proceed. As an OEM replacement part, it offers a direct fit for Utica and Dunkirk hydronic systems, maintaining the narrow pressure tolerances required for