This cartridge is designed for the use in Automated Processes with high-power requirements.
It has a bridge at the tip for soldering two ends of a connector at a time (e.g. defoggers related to car glass). In addition, the cartridge can be placed/used in 4 different positions, which can be changed in steps of 90º.
R470049 fits TR470 Heavy Duty Soldering Tool and TRA470 Automatic Heavy Duty Soldering Tool.