400G QSFP-DD xPSM8 EML 1310nm 20km/30km SMF MPO Optical Transceiver

FIBERSTAMP 400G QSFP-DD xPSM8 is a hot-pluggable optical transceiver module, designed for 400G PSM8 Ethernet links in data centers, using 50G PAM4 and 8-way single-mode parallel technology, supporting 20km or 30km maximum transmission distance.


  • 8-channel full-duplex transceiver integrated module in QSFP-DD hot-pluggable form factor
  • 8-channel 53Gb/s 1310nm uncooled EML transmitter and PIN receiver
  • Receive channel and transmit channel with built-in DSP chip
  • Rate up to 425Gbps
  • Compliant with QSFP-DD MSA and 400G PSM8  Ethernet transmission protocol
  • Power consumption is less than 11W
  • MPO16/APC optical interface
  • Commercial grade operating temperature range from 0 to 70 °C
  • Transmission distance up to 20km or 30km via single-mode fiber (FEC)
  • 3.3V power supply
  • RoHS compliant (lead free)
P/N & Data Sheet Description
FEL-400P8K20C 400GE QSFP-DD xPSM8 EML 1310nm 20km Optical Transceiver Module

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