Hobart 500566 Airforce 40i Plasma Cutter 240V Maximum cutting of mild steel is 7/8 in at 50% duty cycle. Cuts faster than oxy fuel Auto-Refire Technology - Allows operator to cut expanded/perforated metals, as well as painted or coated surfaces. Operates off 240 V input power. Ergonomic trigger safety, more efficient air consumption, and XT40R torch consumables..Airforce 40i plasma cutter is excellent for light and heavy industrial users. Max. Open-Circuit Voltage:400V.Wind Tunnel Technology - Prevents abrasive dust and particles from damaging internal components