Abstract: A rack for housing telecommunication equipment, which consists of metallic uprights and a number of brackets having a base for the subracks and side ribs with a notch engageable on a pin of the upright, is characterized in that the upright (MO') has a U-shaped cross sections, that is comprising a rear base (Z) and two side bodies (CL, CL') extending in the vertical direction, and is provided in the proximity of the free end of said bodies (CL, CL') with a series of inwardly protruding pins or pivost (PE) equally spaced from one another (DI); at their most inner end the ribs (SA, SA') of the brackets (ME') bear vertical strips (ST) on which are drilled from bottom to top a number (n) of holes (BU) and one slit (FR), in addition to the above mentioned semicircular notch (I); the diameter of holes (BU) and notch (I) as well as the width of slit (FR) are slightly larger than the diameter of said pins (PE) inwardly protruding from the side bodies (CL, CL') of upright MO'.