Air Pressure Switches

This is a BRAND NEW Intertherm/Nordyne/Miller Air Pressure Switch! The Intertherm/Nordyne part # is 632451 (also 9371DO-HS-0025). Switch is rated at -0.90" w/c. There are two hose ports and two wiring terminals. Function:An air switch is safety designed...

This is a BRAND NEW Intertherm/Nordyne/Miller Air Pressure Switch! The Intertherm/Nordyne part # is 632452 (also 9371DO-HS-0026). Switch is rated at -1.00" w/c. There are two hose ports and two wiring terminals. Function:An air switch is safety designed...

This is a BRAND NEW Intertherm/Nordyne/Miller Air Pressure Switch! The Intertherm/Nordyne part # is 632452 (also 9371DO-HS-0026). Switch is rated at -1.00" w/c. There are two hose ports and two wiring terminals. Function:An air switch is safety designed...

This is a BRAND NEW Intertherm/Nordyne/Miller Air Pressure Switch! The Intertherm/Nordyne part # is 632451 (also 9371DO-HS-0025). Switch is rated at -0.90" w/c. There are two hose ports and two wiring terminals. Function:An air switch is safety designed...

This is a BRAND NEW Intertherm/Nordyne/Miller Air Pressure Switch! The Intertherm/Nordyne part # is 632453 (also 9371DO-OS-0002). Switch is rated at -0.20" w/c. There are two hose ports and two wiring terminals. Function:An air switch is safety designed...

This is a BRAND NEW OEM Heil/Tempstar/Inner City Products (ICP)/Comfort Maker Gas Furnace Air Pressure Switch. The Part # is 1170924 (Honeywell # is IS20124-5606) and rated at 0.80" WC. It works on many Heil/Tempstar/ICP/Comfort Maker gas furnaces...

This is a BRAND NEW OEM Lennox/Armstrong/Ducane Gas Furnace Air Pressure Switch. TheHoneywell Part # is IS20100-3072. It is rated at 0.47" W/C PF. Switch has 1 hose port and 2 wiring terminals. Function:An air switch is safety designed to ensure that...

This is a BRAND NEW OEM Lennox/Armstrong/Ducane Gas Furnace Air Pressure Switch. The Part # is 49L91 (also49L9101 ) & the Honeywell # is IS20100-3073. It is rated at 0.51" W/C PF. Switch has 1 hose port and 2 wiring terminals. Function:An air switch is...

This is a BRAND NEW Lennox/Armstrong/Ducane Furnace Air Pressure Switch. The Lennox/Armstrong/Ducane part # is R101432-15. Switch is rated at -0.85" w/c and has 2 wiring terminals with two hose ports. Function:An air switch is safety designed to ensure...

This is a BRAND NEW Lennox/Armstrong/Ducane Furnace Air Pressure Switch. The Lennox/Armstrong/Ducane part # is R45696-002 (also part # 45696-002) and the Honeywell part # is IS20103-3139. Switch is rated at -0.70" w/c and has 2 wiring terminals with two...

This is a BRAND NEW OEM ICP/Heil/Tempstar/Comfort Maker/Carrier/Bryant/Payne Gas Furnace Vacuum Air Pressure Switch. The Part # is HK06WC069 & the Honeywell # is IS20205-4021. It works on many ICP/Heil/Tempstar/Carrier/Bryant gas furnaces...

This is a BRAND NEW OEM Lennox/Armstrong/Ducane Gas Furnace Air Pressure Switch. The Part # is 57M66& the Honeywell # is IS22141081S5082. It is rated at 1.41" W/C PF. Switch has 2 hose ports and 2 wiring terminals. Function:An air switch is safety...