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Adtran 1175407L2 Data Networking Device

Adtran Total Access 1500 - Total Access 1175407L2 Expansion Module - 24 x FXO
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Full specifications (PDF)

Narrowband multiservice access platform
The Adtran Total Access 1500 is a carrier-class, multiservice access platform for deploying narrowband services from TDM network access. A compact, versatile platform, Total Access 1500 integrates the functionality of many carrier products into a single high-density chassis. Total Access 1500"s small footprint (2U-high mounting) makes it the perfect choice for integrated communications service providers such as ILECs, CLECs, and ISPs who need to deploy services from crowded Remote Terminals (RTs), Central Offices (COs), or Co-Location (COLO) facilities.
Adtran 1175407L2 Overview
The Foreign Exchange Office (FXO) module is used in the Total Access® 750 and 850 to provide analog voice extension.

Full specifications (PDF)

Technical Information
Data Networking
Total Number of Ports:
Interfaces/Ports Details:
24 x Channel FXO
Physical Characteristics
Weight (Approximate):
1 lb
Additional Information:
  • Four analog voice interfaces (up to 24 ports per chassis)
  • Supports ground start,loop start
  • Long loop capability - 1200 ohm
  • V.90 modem compliant
  • Installs in any slot one through six
  • Hot swappable


  • Operating Modes:
  • FXO
    • Foreign Exchange Office (FXO)
    • Dial Pulse Terminate (DPT)


  • Termination Impedance:
  • 600 or 900 ohm, 2.15uF


  • Signaling Methods:
  • Loop start
  • Ground start
  • Wink start to loop start
  • Wink start to ground start
  • Immediate start to loop start
  • Immediate start to ground start
  • TR-08: Single Party Ringing (SPR) and Universal Voice Grade (UVG) analog ports supported


  • Range:
  • Loop Range: 0 to 1200 ohm loop
  • Transmit Gain: 0 to -9 dBm
  • Receive Gain: 0 to -9 dBm
  • Total Access 750/850 Voice Access
Limited Warranty:
10 Year - North America
Item Numbers
GTIN: 0607565006791, 0938914077743
UPC: 607565006791, 938914077743
EAN: 0607565006791, 0938914077743
UNSPSC: 43201404

The Adtran 1175407L2 is also known as ADN-1175407L2 .