Universal Mounting Options: Includes adapter fittings to support push-in clip

Common Questions:

making it suitable for high-speed industrial fans and high-pressure pumping systems

making it a dependable component for your building automation needs

Flame Signal Monitoring: Features dedicated FC+ and FC- test pins to measure microamps without breaking the circuit

Lochinvar & A.O. Smith 100208403 Pressure Switch Refrigerant Universal Mounting Options: Includes adapterThe Lochinvar & A. O. Smith 100208403 Low Gas Pressure Switch is a critical safety component designed for high efficiency commercial and residential boilers and water heaters. As a direct replacement for PRS2702 and PRS2702K, this switch ensures that the burner only initiates when the minimum required fuel pressure is available at the gas train inlet. Operating with a fixed setpoint of 2. 8" W. C., it prevents unstable combustion and potential flame