Lennox 63W40 Pressure Switch 321142-301 Key Benefits: Ensures peak operational

Key Benefits: Ensures peak operational efficiency for Trane unit ventilators and blower motors by minimizing mechanical drag

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

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

This specific configuration (AG13A020 actuator) is a standard general-purpose two-position unit and does not include an internal SPDT end switch for auxiliary signaling

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

Lennox 63W40 Pressure Switch 321142-301 Key Benefits: Ensures peak operationalThe 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