C-Lion1

C-Lion1
Owners:
Cinia Oy
Landing points
Total length1,173 kilometres (729 mi)
Design capacity120 Tbit/s
Currently lit capacity144 Tbit/s

C-Lion1 is a submarine communications cable between Finland and Germany. The cable is owned and operated by the Finnish telecommunications and IT services company Cinia Oy.[1] It is the first direct communications cable between Finland and Central Europe; previous connections have been through Sweden and Denmark.

The cable operated from May 2016 until November 2024, when it was damaged. Some officials suspect it was an act of sabotage.[2]

The cable is 1,173 kilometers long and has eight fiber pairs with a design capacity of 120 Tbit/s and a maximum capacity of 144 Tbit/s.[3][4][5]

  1. ^ "Network projects". www.cinia.fi. Retrieved 19 November 2024.
  2. ^ "Sabotage suspected after Baltic Sea telecoms cable C-Lion1 suddenly stops working". Sky News. Retrieved 2024-11-19.
  3. ^ Greif, Björn (2016-01-12). "Neues Unterseekabel verbindet Deutschland und Finnland" [New submarine cable connects Germany and Finland]. ZDNet.de (in German). Retrieved 2019-04-23.
  4. ^ Haaramo, Eeva. "Helsinki to Frankfurt in 20 milliseconds: The Baltic cable that's breaking data speed records". ZDNet. Retrieved 2019-04-23.
  5. ^ "Submarine Data Cable to Link Germany and Finland". eco. Retrieved 2019-04-23.