ClimateMaster ASW017STC Zone Sensor R-22 This 2-stage pressure switch is

This 2-stage pressure switch is required for multi-stage furnaces to accurately sense the specific vacuum levels needed for both high and low heat cycles

it thrives in high-ambient outdoor environments where sleeve-bearing alternatives often fail

which helps prevent ground loops and isolates communication failures to a specific segment of the trunk

Is this gasket compatible with York YCAL series units

Featuring a CCW (Counter-Clockwise) rotation as viewed from the lead end

ClimateMaster ASW017STC Zone Sensor R-22 This 2-stage pressure switch isThe ClimateMaster ASW017STC Zone Sensor is a critical genuine OEM replacement part designed for high precision HVAC temperature monitoring in geothermal and water source heat pump applications. This sensor is the direct ASW022STC replacement, engineered to interface seamlessly with ClimateMaster CXL and DXM control boards. As a primary indoor air quality sensor, it provides real time resistive feedback to the unit controller, ensuring accurate