Lennox 69W55 Pressure Switch 323055-751 This field-serviceable Rotalock valve features

This field-serviceable Rotalock valve features a robust brass body and a sweat-to-thread configuration

30VA Efficiency: Optimized for low-voltage relays and controls without excessive footprint or energy waste

making it a versatile component for various fluid power and heating configurations

Multiple inlet options with three drain holes allow for versatile piping configurations in tight mechanical rooms

ensuring operational stability in demanding HVAC/R refrigeration systems

Lennox 69W55 Pressure Switch 323055-751 This field-serviceable Rotalock valve featuresThe Lennox 69W55 is a critical two stage pressure switch engineered for precision airflow monitoring in high efficiency gas furnaces. Specifically designed as a Lennox OEM replacement part, this 102737 03 switch features dual set points to support staged heating operations: a high pressure set point of 0. 55" W. C. and a low pressure set point of 0. 20" W. C.. As a furnace safety switch, it functions by verifying that the inducer motor is creating