Housings for the construction of power switchgear combinations up to 630 A or as individual housings. 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 knockouts or mounting flanges. Housings for wall mounting also via external brackets or with mounting rails. Circuit breaker housing with 12 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.