Adtran 1204025L1


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Adtran T1 ESF CSU ACE - T1 Channel Service Unit used to connect T1 data terminal equipment, Capable of interfacing to both B8ZS or AMI circuits, it can convert signal formats or line code to integrate older equipment and is designed to provide alarms, loopbacks, signal regeneration, line build-out, and surge protection, while maintaining 1's density for the DTE and T1 network
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We want to make sure you are completely satisfied with your purchase. Customers must return their product within 30 days of shipment to receive a full credit less a 15% restocking fee. Returns must be presented in new condition with all of the original packaging.
Conversion for signal formats and line coding

A full line of T1 products from Adtran provides termination options ranging from economical to full-featured. Adtran's T1 ESF CSU ACEs, which are offered in both standalone and rackmount configurations, offer a T1 termination solution without the cost of additional features.

General Information

  • Product Type: CSU
  • Brand Name: Adtran
  • Manufacturer: Adtran
  • Product Name: T1 ESF ACE CSU

Technical Information

  • Encoding Method: AMI/B8ZS

Physical Characteristics

  • Height: 2"
  • Width: 9.3"
  • Depth: 6.5"
  • Form Factor:
    • Desktop
    • Wall Mountable
    • Rack-mountable
  • Weight (Approximate): 1 lb


  • Serial Port: Yes


  • Package Contents:
    • T1 ESF CSU ACE
    • T1 Loopback Test Adapter
    • RJ45 Cable
    • AC wallmount power supply
    • Manual
    • T1 ESF CSU ACE
    • T1 Loopback Test Adapter
    • RJ45 Cable
    • AC wallmount power supply
    • Manual
  • Certifications & Standards:
    • FCC part 15 Class A Part 68
    • Industry Canada CS03
    • UL 1459
    • CUL
    • Compliance:
    • ANSI T1.403
    • AT&T 62411
  • Additional Information:
    • Framing: SF/ESF
    • Equipment line build-out configuration 0-655 feet
    • Bantam Jacks:
    • Test Signal access to Network & DTE
    • Non-interrupt signal receive: Network & DTE

Power Description

  • Maximum Power Consumption: 2.50 W
  • Input Voltage: 48 V DC


  • Limited Warranty: 5 Year
Brand Adtran

Customer Review Summary

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The Adtran 1204025L1 is also known as ADN-1204025L1 .