International Comfort Products 1171481 Defrost Sensor

The International Comfort Products 1171481 Defrost Sensor is a temperature-monitoring component used to detect coil conditions during heating and cooling cycles. It is installed within heat pumps and compatible outdoor units, the sensor supports to regulate the defrost process by signaling when frost accumulation reaches a level that can affect system operation in HVAC systems. Its readings allow the control board to activate and end defrost cycles at appropriate intervals, supporting stable airflow and temperature control. This part is commonly used in commercial applications where accurate heat pump performance is required during operation.