Electrical Loopback Modules

The GIGALIGHT active electrical modules are used for board-level testing of SFP28, QSFP28, QSFP56 and QSFP-DD ports, providing a cost-effective port testing solution for data center networks.


  • Hot-pluggable SFP28/QSFP28/QSFP56/QSFP-DD active electrical loopback module
  • Data rate up to 25/100/200/400Gbps
  • Low power consumption
  • Commercial case operating temperature range
  • 3.3V power supply
  • Compliant with RoHS (lead-free)

Ordering Information

P/N Description
GQD-MPO401-LP8C 400G QSFP-DD Loopback
GQD-MPO201-LP8C 200G QSFP-DD Loopback
GQS-MPO201-LP4C 200G QSFP56 Loopback
GQS-MPO101-LP4C 100G QSFP28 Loopback
GSS-MPO250-LPC 25G SFP28 Loopback

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