Wall-mounted electrical box

摘要

The box has a fixing screw (40) for fixing a cover on a base, and comprising a body (42) that includes a free end carrying a thread (43) to be screwed in a threaded well of the base. The body has a captive collar (44) arranged between a head (41) of the screw and the thread. The body includes a retaining unit i.e. thread (45), arranged between the captive collar and the head for cooperating with a complementary stop of the cover in disengageable manner in order to maintain the head at a distance from a complementary face of the cover.