ATLAS 550 (DC Power)

Part Number:

The ATLAS 550 DC is a six-slot Integrated Access Device (IAD) providing multiple functions including ISDN switching, 1/0 DACS, Frame Relay switching and videoconferencing, along with DC power for cell-site, central office, or other locations requiring DC power. The ATLAS 550 DC: 
  • Consolidates voice and data circuits and enables bandwidth sharing
  • Integrates many networking functions into a modular, economical chassis
  • Provides cost-effective system for lowering one of the largest IT expenses monthly telecom costs
  • Enables PRI-to-T1, PRI-to-BRI, and PRI-to-analog conversions
  • Supports intelligent call-by-call switching and number substitution
  • Acts as a video switch for networking videoconferencing systems including encrypted video

Features and Benefits
  • Functions as a multi-T1 IAD, 1/0 DACs, ISDN switch, Frame Relay Switch, and Video Switch
  • Includes integral switchboard and dial plan
  • Two network interface slots (one T1/PRI module included with base unit) and four user slots
  • Supports up to 18 T1/PRI ports
  • 10/100Base-T Ethernet LAN interface for SNMP/Telnet management

Technical Specifications
  • Hot swappable modules including single, dual, or quad T1/PRI; E1/PRA; Octal FXS; Octal FXO; Octal E&M, Dual Nx56/64 V.35; Quad BRI U or S/T; and Quad USSI 
  • Supports E1, PRA, and BRI S/T interfaces for global applications
  • Euro-ISDN protocols supported (emulation only)
  • Net-3 and Net-5 Euro-ISDN protocols supported
  • Maximum backplane bandwidth for TDM applications is nine T1s through the chassis


  • -48/+24 VDC, 60 watts



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