International Comfort Products 1183523 Temperature Limit Switch 190°F

The International Comfort Products 1183523 Temperature Limit Switch is used in heating equipment to monitor and control excessive heat conditions within the system. It operates at a fixed 190F threshold, and opens the electrical circuit when that temperature is reached. It is commonly mounted on the furnace heat exchanger or plenum section to monitor airflow and internal heat buildup during operation within HVAC systems. It works alongside the control board, and blower assembly to prevent unsafe temperature rise and support controlled heating cycles. It works an essential role in system protection during routine heating operation.