The Trane SEN03002 Suction Line Sensor is an OEM temperature-sensing component designed to monitor refrigerant temperature in the suction line of compatible Trane and American Standard HVAC systems. The sensor detects suction-line temperature and sends this information to the system’s control board, supporting proper cooling operation and system regulation. It is used in compatible he... https://www.partshnc.com/trane-sen03002-suction-line-sensor