Plasma cutting systems utilizing inverter technology with internal compressor. Portable, single-phase, micro-processor controlled and equipped with pneumatic torch without HF. Easily used even at a distance from a compressed air source. They produce quality cutting on all conductor materials such as steel, stainless steel, aluminium, copper, brass, etc. Suitable for lightweight and heavy bodywork, maintenance of large installations, air conditioning systems, shipyards and metalwork in general.