Air Pressure Switches

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch. This is a dual air pressure switch. The high fire switch is rated at .70" w/c and the low fire switch is rated at .45". It replaces the part numbers listed below...

This is a brand new OEM Lennox Armstrong Ducane upgraded Air Pressure Switch. This is a dual air pressure switch. The high fire switch is rated at .70" w/c and the low fire switch is rated at .45". It replaces the part numbers listed below.Function:An...

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch. It has two wiring terminals and one hose port. It replaces the part numbers listed below.Function:An air switch is safety designed to ensure that your inducer motor is...

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch. It has two wiring terminals and one hose port. It replaces the part numbers listed below.Function:An air switch is safety designed to ensure that your inducer motor is...

This is a brand new OEM Lennox Armstrong Ducane upgraded Air Pressure Switch. It has two wiring terminals and one hose port. It replaces the part numbers listed below.Function:An air switch is safety designed to ensure that your inducer motor is running...

This is a new Furnace Air Pressure Switch. It replaces the part numbers listed below.Function:An air switch is safety designed to ensure that your inducer motor is running at the proper RPM, and creating the proper vacuum for your furnace to flue safely...

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch. It replaces the part numbers listed below.Function:An air switch is safety designed to ensure that your inducer motor is running at the proper RPM, and creating the...

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch. It replaces the part numbers listed below.Function:An air switch is safety designed to ensure that your inducer motor is running at the proper RPM, and creating the...

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch. It replaces the part numbers listed below.   Function: An air switch is safety designed to ensure that your inducer motor is running at the proper...

This is a brand new OEM upgraded Furnace Air Pressure Switch. It is a direct replacement for MPL. It replaces the part numbers listed below.Function:An air switch is safety designed to ensure that your inducer motor is running at the proper RPM, and...

This is a brand new OEM upgraded Furnace Air Pressure Switch. It is a direct replacement for MPL. It replaces the part numbers listed below.Function:An air switch is safety designed to ensure that your inducer motor is running at the proper RPM, and...

This is a brand new OEM upgraded Furnace Air Pressure Switch. It is a direct replacement for MPL. It replaces the part numbers listed below.Function:An air switch is safety designed to ensure that your inducer motor is running at the proper RPM, and...