100G QSFP28 Loopback Modules

FIBERSTAMP 100G QSFP28 Loopback Module is designed to replace QSFP28 transceiver modules for board-level testing of QSFP28 ports, providing data center customers with a cost-effective solution for QSFP-DD port testing.


  • With hot-pluggable QSFP28 form factor
  • 4-channel electrical loopback module
  • Compliant with QSFP28 MSA standards
  • Maximum speed up to 103.125Gb/s
  • Maximum power consumption less than 2.5W
  • Operating temperature range from 0 to 70 degrees Celsius
  • Supply voltage 3.3V
  • RoHS compliant (lead-free)
P/N & Data Sheet Description
FLPG-100 100G QSFP28 Loopback

Additional Information


Form Factor

Product Type

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