19 inch, 1U fiber optic patch panel for permanent installation, equipped with LC-D couplings and LC pigtails, pigtails with compact core ø 0.9 mm, 12 colors, secondary and primary coating the same color, length 2.0 m, pigtails inserted and set off in standard splice cassette with crimp splice holders, pigtails cleaned and inserted into couplings, lightweight construction with front panel (gray or black) and housing made of aluminum, unused cutouts closed with blind plugs, removable front panel for easy adapter assembly, in the rear panel there are 10 cable entry options for 4x PG13.5, 2x PG16/M20 or 2x PG21/M25 screw connections and for 2 pre-assembled installation cables (VIK), service-friendly, snap-on cover, viewing window for enclosed label inserts, one M20 cable entry is enclosed, variants: equipped with 6, 12 or 24 LC-D couplings and pigtails each blue (OS2), violet (OM4), aqua (OM3), or 6, 12 or 24 LC-D APC couplings and pigtails green (OS2)