400G QSFP-DD Loopback Modules

FIBERSTAMP 400G QSFP-DD Loopback Module is designed to replace QSFP-DD transceiver modules for board-level testing of QSFP-DD ports, providing data center customers with a cost-effective solution for QSFP-DD port testing.


  • With hot-pluggable QSFP-DD form factor
  • 8-channel electrical loopback module
  • Compliant with QSFP-DD MSA standards
  • Maximum speed up to 8 x 53.125Gb/s
  • Maximum power consumption less than 5W
  • Operating temperature range from 0 to 70 degrees Celsius
  • Supply voltage 3.3V
  • RoHS compliant (lead-free)
P/N & Data Sheet Description
FLPL-400 400G QSFP-DD Loopback

Additional Information

Form Factor

Product Type


Data Rate

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