Adtran DSU IV ESP DDS CSU/DSU - DDS CSU/DSU - 2 x RJ-48S , 1 x DB-25 , 1 x Serial V.35 - Serial V.35 - 64Kbps

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Genuine and factory sealed in box.
Valid for Canada only.
  • $804.00 CAD Regular Price:
  • $152.01 CAD You Save:
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$651.99 CAD

Marketing Information

The ADTRAN DSU IV ESP is an all-rate data service/channel service unit (DSU/CSU) with an integral SNMP (simple network management protocol) agent and optional dial backup (DBU) capabilities.

General Information

Product Type DDS CSU/DSU
Manufacturer Part Number 1204011L1
Manufacturer Website Address
Manufacturer Adtran
Brand Name Adtran


Electrical Interface Serial V.35
Ports 2 x RJ-48S Physical
  1 x 25-pin DB-25 Physical
  1 x Serial V.35 Physical

Media & Performance

Data Transfer Rate 64 Kbps Network
  64 Kbps DTE
  57.60 Kbps DTE
  56 Kbps 4-wire Network

Management & Protocols

  • SNMP & Telnet
  • Integrated SLIP/PPP (async) port
  • MIB II RFC 1213 complaint
  • Physical Characteristics

    Dimensions 2.4" Height x 8.0" Width x 10.4" Depth
    Weight (Approximate) 4.50 lb


    Package Contents
  • Two 8-pin to 8-pin modular cables
  • Modular to female DB-25 adapter
  • User Manual
  • Warranty

    Standard Warranty 5 Year Limited


    This product is shipped only within Canada and Warranty valid for Canada only.

    Computer Valley makes every effort to provide accurate specifications, descriptions, images and price on all products that are found on

    However for complete and updated descriptions, compatibilities, specifications and actual photo we recommend our clients to consult with manufacturer's websites or simply call us for proper clarifications. Computer Valley is not responsible and will not accept returns for items purchased that are not compatible with your system. Please ensure that you have verified compatibility and actual photo with your system by visiting the manufacturer's web site prior to purchase or give us a call to make sure what you are purchasing.

    For more information, visit our Shipping and Return policy.

    Computer Valley wants to provide you with the best and fastest possible service. We try to ship in stock orders placed before 2:00pm EST the same day. For in stock orders placed after 2:00pm EST they are usually shipped the next business day. However there are always exceptions. Please contact us prior to placing your order if you need your purchase by a certain date.

    We ship by UPS, FEDEX, USPS, CANADA POST , PUROLATOR and LOOMIS from the nearest locations possible based on stock in hand.

    Please note: Computer Valley reserves the rights to accept and cancel any order at anytime due to pricing error or any other reason. An email will be sent as a confirmation of the order status.

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