19 inch, 1U fiber optic patch panel for permanent installation, lightweight aluminum construction with sheet steel front panel in RAL9005, equipped with LC-D couplings, unused cutouts closed with blind plugs, removable front panel for easy coupling installation, service-friendly, screwed cover, several cable entry options on the rear (attachment with PG13.5, PG16 and PG21 or M20 and M25), tool-free attachment of pre-assembled installation cables (OpDAT VIK) in a U-cutout, variants: equipped with 12 or 24 LC-D couplings, each blue (OS2)