The Trane American Standard Furnce Flame Sensor Rod PSE-T19 B340888-2 is a crucial component for maintaining the safe and efficient operation of your heating system. Made by the trusted brand Trane American Standard, this flame sensor rod is designed to accurately detect the presence of a flame and ensure that your furnace functions properly. With its specific model number and compatibility, this sensor rod is a reliable choice for troubleshooting and maintenance tasks related to your heating system.