Lockable IP44 box, with two keys with a same-key lock (same locks and keys), lid closes completely, even when patch cables are plugged in, flush-mounted housing for parapet duct installation, or in conjunction with the flush-mounted box for flush-mounting, for two individual modules in modular design, ball-proof according to DIN 18032, can be operated with standard patch cables, clearly visible labeling field, variants: pure white, grey