Lennox 17U20 Pressure Switch Freon This specific model features a

This specific model features a "tall" standard body—measuring approximately 3

Direct-Fit Compatibility: Engineered as a drop-in HVAC replacement part for model FK4BNF003000AAAA and associated Carrier furnace units

Whether you are servicing a boiler system or an industrial process line

contractors can avoid the common failure points associated with generic components

it is recommended to mount the A

Lennox 17U20 Pressure Switch Freon This specific model features aThe Lennox 17U20 Pressure Switch is a high precision sensing component engineered for critical monitoring in residential and commercial HVACR systems. This OEM Lennox 104371 10 replacement part is designed to actuate at 1. 00 inch W. C., providing essential safety interlocking for furnace draft inducer motors and air handling units. Built with a sensitive diaphragm and a robust SPST N. O. contact configuration, it ensures the electrical circuit closes