Housing for the construction of power switchgear combinations up to 630 A or as a single housing. Made of high-quality polycarbonate with protective insulation. Wall feedthroughs with large openings for the electrical connection of the housings to one another. Cable entry on all housing walls via metric pre-punched holes or mounting flanges. Housing for wall mounting also via external brackets or with mounting rails. Circuit breaker housing with 9 division units for the installation of series-mounted devices in accordance with DIN 43880. With PE and N terminals for copper conductors. With cover strips for closing unused device cutouts and labeling strips for circuit identification. Transparent lid, lid locks for manual operation.