Air Pressure Switches

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch 0.86". It replaces the part numbers listed below.

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch 0.30. It replaces the part numbers listed below.

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch -0.30" PF. It replaces the part numbers listed below.

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch 0.30". It replaces the part numbers listed below.

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch.75". It replaces the part numbers listed below.

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch. It replaces the part numbers listed below.

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch -.75". It replaces the part numbers listed below.

This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch -.75". It replaces the part numbers listed below.

This is a new ClimaTek Air Pressure Switch 1.95" It replaces the part numbers listed below.

This is a new ClimaTek Air Pressure Switch 1.95" It replaces the part numbers listed below.

This is a new ClimaTek Air Pressure Switch -0.80" Please note that this product may require the use of the previous mounting bracket during installation. It repl

This is a new ClimaTek Pressure Switch -0.80" Please note that this product may require the use of the previous mounting bracket during installation. It replaces