Pre-assembled splice cassette equipped with 12 pigtails with LC connectors, suitable for installation in the following fiber optic patch panels: OpDAT fix, OpDAT slide, OpDAT PF and OpDAT PA, standard splice cassette (154.50 x 92 x 10 mm) equipped with crimp splice holder, 12 compact buffered pigtails inserted and set off, pigtails color-sorted according to IEC 60304, primary and secondary coating the same color, with test report, insertion loss and return loss 100% tested, length of pigtails from cassette graduated between 80 and 90 cm, variants: each with fiber type OS2, OM5, OM4, OM3