The ADTRAN T1 ESF CSU is a full-featured T1 Channel Service Unit used to connect T1 data terminal equipment (DTE) such as a PBX, switch or channel bank to T1 facilities. Capable of interfacing to both B8ZS or AMI circuits, the T1 ESF CSU can convert signal formats or line code to integrate older equ... Read more

$650.00 - $930.00

The ADTRAN TSU LT is a low cost, full-featured T1/FT1 Data Service/ Channel Service Unit (DSU/CSU). The TSU LT provides an interface between T1 or Fractional T1 service and the end user's Data Terminal Equipment (DTE) for applications such as LAN to LAN bridging, Frame Relay circuit termination and ... Read more

$63.00 - $138.00

The ADTRAN TSU ESP is a full-featured T1/FT1 Data Service/Channel Service Unit (DSU/CSU) with an integral SNMP agent and optional, modular dial backup (DBU) capabilities. It provides an interface between T1 or Fractional T1 service and the customer's data terminal equipment (DTE). The TSU ESP provid... Read more

$1080.00 - $1080.00

The ADTRAN HTU Nx64 is a low-cost T1 HDSL network termination unit. The HTU Nx64 provides an interface between T1 HDSL and the user's data terminal equipment (DTE). The HTU Nx64 is an ideal solution for such applications as LAN-to-LAN bridging, Frame Relay circuit termination, and video-conferencing... Read more

$765.00 - $765.00