QSFP56 DAC copper cables

DAC (direct attach copper) cable systems for QSFP56 interfaces

LEONI QSFP56 or 200 GBASE-CR4 copper cables are the low-power, low-latency and hot-pluggable solution for 200 Gbit/s high speed interconnections of servers, routers, switches and storage systems. They conform with the IEEE 802.3 cd specification and support 200 Gbit/s Ethernet over at least 3 m (10 ft) of copper with channel rates of 4 x 50 Gbit/s.

LEONI provides QSFP56 DAC cables in AWG sizes 26, 28, 30 and 32. In addition to PVC versions, the assemblies are available with halogen or lead-free unique elastomer outer jackets and certified according to UL 13 CL2 in compliance with CSA FT4.

QSFP56 DAC copper cables


  • Supporting 200 Gbit/s (50 Gbit/s per channel)
  • Designed with ParaLink copper bulk cables
  • Industry leading signal integrity with low NEXT, FEXT, insertion loss and jitter
  • Superior mechanical performance

Overview of our passive QSFP56 cable systems


We are looking forward to hearing from you. Please contact us for further information.

Contact form

Sales network

This site uses cookies in order to improve your user experience and to provide content tailored specifically to your interests. Detailed information on the use of cookies on this website is provided in our Privacy Policy. By using this website, you consent to the use of cookies.