400G QSFP DD VR4 VCSEL 850nm 50m Optical Transceiver

GIGALIGHT 400G QSFP-DD VR4 is a hot-pluggable optical transceiver module, designed for 400G Ethernet links in data centers, using 100G PAM4 and VCSEL technology, under the premise that the system is enabled FEC, 425Gbps data interconnection within 50m can be achieved through 4 pairs of multimode fibers.


  • 4-channel full-duplex transceiver module in QSFP-DD hot-pluggable package
  • 4 channels 850nm VCSEL and PIN
  • Transfer rates up to 425Gb/s
  • Complies with QSFP112 MSA and IEEE 802.3db Ethernet Transport Protocol
  • Transmission using 4 pairs of parallel multimode fibers over distances up to 50m (OM4 MMF)
  • Power consumption is less than 8W
  • MPO12 optical interface
  • Commercial-grade operating temperature range
  • The supply voltage is 3.3V
  • RoHS compliant (lead-free)

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