ClimateMaster ASW017STC Zone Sensor 321042-401 the valve facilitates rapid response

the valve facilitates rapid response to load changes

this is a genuine Lennox part

delivering positive dead-end lock-up to protect downstream equipment

this OEM component ensures seamless compatibility and restores factory-standard temperature regulation

or 4 GPM via a simple cap adjustment

ClimateMaster ASW017STC Zone Sensor 321042-401 the valve facilitates rapid responseThe 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