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Quickly and cost-effectively provide customers with ISDN service and a POTS life-line over a single twisted pair beyond 18,000 feet!

POTS+BRI is the most efficient way to accommodate the increasing needs for additional lines, improved performance and high speed digital modems without installing additional copper. The POTS+BRI system includes both a central office line card (COT) and a remote terminal (RT).

System Features

  • Basic Rate ISDN (2B+D - 144 kbps) and a 64 kbps POTS over a single pair
  • NEBS Level 3 compliant
  • Network powered POTS line on a single pair
  • Greater than 18 Kft nominal repeaterless range
  • Fail-to-POTS

System Components

Click to enlarge


Central Office Terminal (COT)
  • Encodes/decodes  POTS+BRI signal at the CO end
  • Mounts in standard 300 series shelves
  • 4TEL or MLT line testing signatures


Click to enlarge

Remote Terminal (RT)

  • Wall/pole mount remote terminals

  • Line powered

  • Enhanced Pre-Provisioning (EPREP) with one-person turn-up

  • Rugged design for use at -40 to +65 C ( -40 to +149 F )





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