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Key Technical Benefits Precise Thermal Response: Engineered to specific HVAC thermal cutoff thresholds to prevent cabinet damage
tamper-proof housing eliminates the need for capillary tubes
thereby minimizing system downtime
Why is my York furnace pressure switch stuck open
Lennox 65W63 Pressure Switch Key Technical Benefits Precise ThermalThe Lennox 65W63 Pressure Switch is a critical safety component used for precision monitoring of the inducer fan motor in gas furnace systems. As a direct replacement for 25W69, this OEM Lennox pressure switch (part number 100684 07) is calibrated with a precise set point of 0. 10" WC, ensuring that the ignition sequence only initiates when proper venting and combustion air pressure are verified. Specifically engineered for Lennox and Allied furnace
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