Lennox 63W40 Pressure Switch 321142-301 Whether you are performing a

Whether you are performing a routine retrofit or a complex system integration

Optimized Airflow: The 22-degree pitch is calibrated to maximize CFM output while keeping the condenser fan motor within its rated amperage

providing versatile compatibility for diverse commercial power grids

Simplicity: Includes the necessary temperature sensor jumper to adapt to existing sensor configurations without field modifications

Lennox 63W40 Pressure Switch 321142-301 Whether you are performing aThe Lennox 63W40 Pressure Switch is a critical OEM replacement component for two stage furnaces and heat pumps, including the G60DF and G60UH series. Designed to ensure safe combustion cycles, this dual pressure switch features factory calibrated set points of 0. 20" WC for low stage operation and 0. 40" WC for high stage performance. As a veteran grade HVAC pressure switch, it monitors the negative pressure generated by the inducer motor, providing