19 inch, 1U fiber optic patch panel for permanent installation, equipped with ST-D couplings and ST pigtails, pigtails with compact fiber ø 0.9 mm, 12 colors, secondary and primary coating in 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 aluminum construction with sheet steel front panel (gray or black), unused cutouts closed with blind plugs, removable front panel for easy coupling assembly, service-friendly, screwed cover, several cable entry options on the back (attachment with PG13.5, PG16 and PG21 or M20 and M25), an M20 cable entry is included, variants: equipped with 6, 12 or 24 ST-D couplings and pigtails, each metallic (OS2, OM4 or OM3)