Air Pressure Switches

This is a brand new OEM Lennox Armstrong Ducane 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...

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace 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...

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch.55" WC. 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...

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace 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...

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace 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...

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace 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...

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace 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...

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 RPM, and creating the...

This is a brand new OEM Lennox Armstrong Ducane upgraded Pressure Switch.50. 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...

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace 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...