BLACK BOX MT14230A-SM-SC 4-Port T1E1, 1-Port 10/100 Ethernet Multiplexor with Fiber Extension – Single-Mode, 30-km, Dual SC

In a typical enterprise application, the BLACK BOX MT14230A-SM-SC T1/E1 Fiber Multiplexer uses optical media to aggregate and extend four T1 or E1 channels from a local PBX to four T1/E1 connections at a remote PBX.  Use theBLACK BOX MT14230A-SM-SC T1/E1 Fiber Multiplexer also for mobile backhaul applications where you want a cost-effective, multiservice platform that's capable of delivering Ethernet and TDM services over a fiber link. Extend four T1 lines from your TDM network and an Ethernet connection from the IP network to a cell site, for instance.

With fiber optics, your T1/E1 and Ethernet communications also receive the benefits of security, immunity against EMI and RFI, and protection against the harmful effects of ground loops.  The BLACK BOX MT14230A-SM-SC T1/E1 Fiber Multiplexer offer simple installation and use. DIP switches are used to configure the units for T1/E1 line operation and enabling port alarm relays. For troubleshooting, the BLACK BOX MT14230A-SM-SC T1/E1 Fiber Multiplexer offers local loopback on both the copper and fiber ports, as well as remote fiber loopback and circuit test pattern modes – minimizing the need for testing functions at both ends of the link.