400G QSFP-DD DAC

400G QSFP-DD direct attach copper cables for next-generation spines.

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About 400G QSFP-DD DAC

A 400G QSFP-DD DAC cable is a passive twinax cable with a QSFP-DD connector fixed to each end, used for short 400 Gigabit Ethernet links. SYNOXX offers 1 m and 3 m passive cables. To split one 400G port into lower-speed links, see breakout DAC cables.