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5" range must match your unit's requirements to prevent overfiring or underfiring
By monitoring pressure differentials
delivering positive dead-end lock-up to protect downstream equipment
Cross-Compatibility: Identical specifications to the Barber Colman EA-42
corrosion-resistant wire
ClimateMaster ASW017STC Zone Sensor 321042-401 5" range must match yourThe 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