Lennox GFS3466-1658, 33J8801 Pressure and 18 similar items

Lennox GFS3466-1658 / 33J8801 Pressure Switch is a dependable OEM replacement HVAC pressure switch designed for compatible Lennox furnace systems. This SPST pressure switch rated at 4.50" water column monitors airflow and combustion conditions to ensure proper system operation. It helps verify that the inducer and venting system are functioning correctly before allowing the heating cycle to proceed. This component is an ideal replacement for a worn or malfunctioning pressure switch in compatible Lennox equipment. Key Features Genuine Lennox replacement part Part Numbers: GFS3466-1658 and 33J8801 Product Type: Pressure Switch SPST switch configuration Pressure rating: 4.50" Water Column Designed for airflow and combustion monitoring Helps ensure safe furnace operation Ideal replacement for a faulty pressure switch Specifications Brand: Lennox Part Number: GFS3466-1658 Alternate Part Number: 33J8801 Product Type: Pressure Switch Switch Type: SPST Pressure Setting: 4.50" WC Application: HVAC airflow / combustion verification Compatible Models: Fits 918 models Compatible Models 80MGF2-75A-01 80MGF2-75S-01 80MGF2-75A-02 and more. Why Choose This Item Choose this Lennox pressure switch for a reliable replacement that restores proper airflow monitoring and safe furnace operation. With its SPST configuration and 4.50" WC pressure rating, this component helps maintain dependable system performance across a wide range of compatible Lennox heating systems