York S1-024-35596-000 Auto Limit Switch 110°F-150°F

The York S1-024-35596-000 Auto Limit Switch 110°F-150°F is a temperature-sensitive secure component used to monitor and regulate the amount of heat in HVAC systems. It opens and closes its electrical connections when the temperature exceeds preset limits, preventing overheating in heat exchangers and related airflow circuits. It is mounted in the furnace or air handler heat chamber and communicates with the control board during the blower ignition sequence. This automatic limit switch to maintain proper airflow and regulate temperature in specified limit is used in residential and light commercial HVAC systems.