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the SPDT alarm relay can be wired into the break-on-rise circuit of a contactor or the digital input of a controller to facilitate automatic system shutdown upon moisture detection
Secure Connection: Features an 11/32-32 threaded nut for a gas-tight
Prioritizing the use of genuine Williams furnace parts ensures the combustion process remains within the manufacturer’s specified input ratings
ensuring the proportional valve actuator maintains optimal performance without the need for additional specialized tools in tight mechanical spaces
Lennox 14A45 Pressure Switch 328140-751 the SPDT alarm relay canThe Lennox 14A45 Pressure Switch is a high precision, two stage OEM furnace replacement designed to ensure safe ignition and optimal inducer airflow. This dual pressure switch is factory calibrated with specific set points of . 50" and . 90" WC, acting as a critical safety limit that confirms the draft inducer is pulling sufficient vacuum before allowing the gas valve to open. As a direct replacement for the legacy Lennox 103613 03 and UniControl
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