The TPC-5 Submarine Cable Network (TPC-5 CN) is the first self-healing ring transpacific optic fiber submarine cable system. The TPC-5 submarine cables consist of two fiber pairs, form a four-fiber-ring automatic protection switching network. Each fiber pair of the TPC-5 CN has a design capacity of 5 Gbps. The entire TPC-5 ring network was ready for service on December 31, 1996.


Submarine Cable System:

  • TPC-5 Cable Network, TPC-5 CN

Cable Length:

  • 22,560 Km

Design Capacity:

    • 10 Gbps
    • 2 fiber piars, each of 5 Gbps

Lit Capacity:

  • 10 Gpbs

Ready for Service Date:

  • December 31, 1996

Investment Type:

  • Consortium


TPC-5 Consortium includes 78 carriers worldwide, including but not limited to

  • USA (AT&T, MCI, etc)
  • Japan (KDD, IDC, ITJ),
  • South Korea (KT and DACOM),
  • Taiwan (ITDC),
  • China (DGT),
  • Vietnam (VTI)
  • United Kingdom (BT),
  • Germany (DTAG),
  • France (FT)
  • Brazil (EMBRATEL),
  • Mexico (TELMEX)
  • Canada (Teleglobe)
  • etc.

Initial Investment:

  • US$ 1.24 billion

Landing Stations:

  • Bandon, Oregon, USA, AT&T cable landing station
  • Morro Bay, San Lius Obispo, CA, USA, MCI cable landing station
  • Tumon Bay, Guam, USA
  • Keawaula, Hawaii, USA
  • Miyazaki, Japan, KDDI cable landing station
  • Ninomiya, Japan, KDDI cable landing station

TPC-5 Submarine Cable Map: