Trane SWT1651 Limit Switch 322838-754 maintaining the integrity of the

maintaining the integrity of the pneumatic actuator and extending the service life of the entire assembly

the Carrier 329117-703 is a mechanical airflow component and functions regardless of the fuel kit installed on the furnace

This regulator is professionally rated for use with natural gas

typically closing (resetting) at 130°F

Trane SWT1651 Limit Switch 322838-754 maintaining the integrity of theThe Trane SWT1651 Limit Switch is a critical safety component designed for precise thermal regulation within residential and light commercial furnace heating systems. As a veterans choice for OEM HVAC replacement parts, this auto reset limit switch operates within a specific 130 160F window. It monitors the supply plenum temperature, automatically interrupting the electrical circuit if the heat exchanger exceeds the 160F safety threshold. Once the