this type of generators represent a new industrial standard for applications in under vacuum metallizing chambers. the configuration of the power circuits. the cooling by air (the system does not need any cooling by water......this type of generators represent a new industrial standard for applications in under vacuum metallizing chambers. the configuration of the power circuits. the cooling by air (the system does not need any cooling by water, avoiding all the problems may arise with this type of cooling) the construction completely with solid-state components. a modern touch panel used for the control of the generator, of the energy applied to the plasma chamber and for the management of the mass-flow-control. are all requisities that position these equipments ahead for this type of applications.