Pro Spot's PR Series Plasma cutting systems utilize inverter technology with an internal compressor. The PR Series is a portable, single-phase, microprocessor controlled plasma cutter equipped with pneumatic cutting torch. Easily used even at a distance from a compressed air source. They produce quality cutting on all conductor materials such as steel, stainless steel, aluminum, copper, brass, etc. They are suitable for lightweight and heavy cutting, maintenance of large installations, air conditioning systems, shipyards and metalwork in general.