Housing with door for the construction of installation distributors up to 250 A for operation by laypersons in accordance with IEC 61439-3. Open housing walls for combination or as individual housing with locking plates. Made of high-quality polycarbonate, protectively insulated. Fast housing connection using plug connectors and integrated seals. Large wall feedthroughs for the electrical connection of the housings to one another. Cable entry via flanges. Wall mounting directly on the housing, via external brackets or with mounting rails. Empty housing with opaque door and sealable door lock with manual operation and locking plate set. For the installation of devices on a mounting plate or DIN support rail, installation dimensions W 306 x H 486 x D 140 mm. Max. installation depth with installed mounting plate 136 mm, with installed support rail 125 mm.