Industrial systems are available as 62 individual models for cold and freezer room applications with refrigeration capacity ranging from 4.820 W up to 119.900 W. They employ semi-hermetic reciprocating compressors and the condensers are air cooled by axial fans. The system incorporates a remote control panel and the housing is protective against outdoor weather conditions. The device is in conformity with European safety standards so that they are marked with CE. They are delivered as charged with nitrogen and electrically ready to start-up as soon as the installation is made.