Lennox 65W63 Pressure Switch As a lead-free compliant kit

As a lead-free compliant kit

2 Amps to match the specific furnace gas valve or relay

This non-self-regulating HVAC crankcase heater provides a consistent 54-watt output

the MARS 32605 utilizes a high-temperature silicone rubber element and comes equipped with 30-inch leads featuring stripped ends for direct integration into the control circuit

it keeps the fan running to cool the heat exchanger while blocking the gas valve for safety

Lennox 65W63 Pressure Switch As a lead-free compliant kitThe 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