System Sensor DST10 Tube If you have verified that

If you have verified that the line voltage is correct but the secondary output is below 24V

Precise Safety Cut-Out: Pre-set to open at 275°F and close at 225°F to prevent heat exchanger damage or hazardous operation

The robust construction includes a high-performance inner element and a nickel-plated outer sheath to withstand hot junction temperatures up to 1500°F while resisting the corrosive effects of ambient combustion byproducts

The HH12HA163 is specifically designed for Carrier Global Corporation brands including Bryant and Payne

this component is engineered for precise differential pressure sensing and is compatible with various Goodman and Amana heat pumps and air conditioning units

System Sensor DST10 Tube If you have verified thatThe System Sensor DST10 is a heavy duty metal duct sampling tube engineered for duct smoke detection across wide span HVAC systems. Designed for use with both conventional and intelligent duct detectors, specifically the InnovairFlex series, this 10 foot rigid sampling pipe ensures consistent air pressure flow to the sensor chamber. It is rated for duct widths from 8 ft to 12 ft, providing reliable smoke detection airflow in large scale commercial air