The 1Torch™ RPT torch is the first plasma cutting torch that performs with virtually all plasma cutting power supplies. The 1Torch works with high frequency start systems, CD start systems, touch start systems and moving parts (blow back) start systems. Install the 1Torch on your current plasma power supply and you immediately benefit from the latest in high performance torch technology available today. Look for the Thermal Dynamics mark on your plasma consumable parts for genuine Thermal Dynamics consumables.