Lennox 22K45 – Lennox 106497-02 High Altitude Pressure Switch Kit, 0.75 in. W.C.

 

The Lennox 22K45 High Altitude Pressure Switch Kit, part number 106497-02, is a genuine OEM replacement designed to ensure safe and reliable furnace operation in high-altitude installations. This pressure switch is engineered to actuate at 0.75 inches water column, allowing proper airflow and combustion verification when atmospheric pressure is reduced at elevated elevations.

This kit is used to replace the standard pressure switch in compatible Lennox gas furnaces that are installed in high-altitude environments. By accurately monitoring induced draft pressure, it helps prevent nuisance shutdowns, ignition failures, and unsafe operating conditions caused by insufficient airflow or venting performance.

Manufactured to Lennox specifications, this pressure switch kit ensures correct fit, dependable switching accuracy, and long-term durability. It is intended for professional HVAC service and maintenance applications where altitude-related pressure adjustments are required.

 

Key features and benefits

• Genuine Lennox OEM high altitude pressure switch kit
• Actuates at 0.75 in. W.C. for high elevation installations
• Ensures proper furnace safety and combustion airflow verification
• Helps prevent ignition and pressure-related fault codes
• Direct replacement for compatible Lennox gas furnace models
• Designed for reliable performance in reduced atmospheric pressure conditions

 

Applications

This high altitude pressure switch kit is used in select Lennox gas furnaces installed at higher elevations where standard pressure switches may not operate correctly. Always verify equipment model compatibility and installation requirements before ordering.