FTTH Box for 4 couplers SC-S or LC-D 80x80 with cable guide Unpopulated 4 ports connection box made of plastic suitable for SC-Simplex/ LC-Duplex couplers, which has a cable guide and a swivel splice cassette. The FTTH indoor junction box is used in optical telecommunication networks, LAN, CATV networks, FTTH networks as well as PON and G-PON. Suitable for drop cables for splicing in the box with pigtail and for installation of different lengths of pre-terminated drop cables with LC and SC connectors.