Nortel NTBB41FB93 0x16 Fiber Station Module (Refurbished)This Norstar Fiber Station Module is installed in conjunction with a 2 Port or 6 Port Fiber Expansion Cartridge and allows the addition of up to 16 station sets. The Fiber Station Module uses fiber optic DS 30 cables instead of copper DS 30 cables. For use on the Modular ICS only. Key Features: Mfr. Part #: NTBB41FB93 Nortel NTBB41FB93 0x16 Fiber Station Module Includes Nortel NTAB1829 DS30 Fiber Cable