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CS® Connector Designed for next gen 200/400G transceiver QSFP-DD and OSFP


  • 40% size reduction compared to LC Duplex
  • Connector adopted by QSFP-DD, OSFP and COBO
  • Performance exceeds LC
  • Push/Pull tab for a better usability in high density applications
    for a better usability in high density applications
  • Double the density in patch panel compared to LC
  • IEC random mating Grade B

CS Connector White Paper


The CS Consortium is a group of leading fiber optic component manufacturers that focuses on educating end users and design consultants about the technical advantages of using CS based high density connectivity solutions.

Participating members of the CS Consortium share their resources to fund communications initiatives. These activities, which are directed by the Communications Committee, include the development of white papers, case studies, trade press articles, and presentations.

The CS Consortium represents technology leaders committed to providing the most current, reliable, and vendor neutral information about fiber optics and related technologies for advancing new and better communications solutions.


The CS Consortium is an open organization to third parties who wish to participate as members to enable CS high density connectivity solutions. The consortium is made up of founding, standard, and associate members. Standard and Associate members can join after approval from founding members. The Consortium enables industry participants to develop new technologies in order to benefit the industry by facilitating accelerated adoption of CS based high density connectivity solutions. Founding member companies include:



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