400G QSFP112 VR4 VCSEL 850nm 100m MMF MPO Optical Transceiver

FIBERSTAMP 400G QSFP112 VR4 is a 4-channel 850nm VCSEL hot-pluggable optical 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 30m (OM3 MMF) or 50m (OM4 MMF) can be achieved through 4 pairs of multimode fibers.


  • 4-channel full-duplex transceiver module in QSFP112 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 30m (OM3 MMF) or 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)
P/N Description
FEJ-400S4M05C 400G QSFP112 VR4 VCSEL 850nm 50m MMF MPO Optical Transceiver Modules

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