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 6 division units for main circuit breakers. With 1-pole main line branch terminal for copper conductors. Contact protection can be sealed, with lockable cover strips for closing unused device cutouts and labeling strips for circuit identification. Transparent lid, lid locks for manual operation.