F520 OTN DWDM System
400G Muxponder QSFP28 to QSFP56-DD
400G Muxponder QSFP28 to QSFP56-DD

F520 400G OTU (400G Muxponder, QSFP28 to QSFP56-DD)

F520 400G Muxponder 4*100G QSFP28 to 1*400G QSFP56-DD


  • Metro DWDM distance extension
  • Long-Haul transmission system
  • Signal Repeating
  • Media Conversion
  • Lambda Conversion

  • Client side: 4*100G QSFP28
  • Line side: 1*400G QSFP56-DD
  • Support Line-side Multi-Rate 100/200/300/400G (depends on QSFP56-DD DCO module)
  • Support Line-side oFEC
  • Support Client-side 100GE RS(528,514) FEC
  • Dispersion Tolerance up to 20000ps/nm @400G (depends on QSFP56-DD DCO module)
  • Support adjustable wavelength with QSFP56-DD DCO module
  • Support adjustable output power with QSFP56-DD DCO module
  • Support OSNR real-time monitoring with QSFP56-DD DCO modul
  • Support port Loopback test
  • Hot Swap
  • Real-Time DDM
  • Support ALS (Automatic Laser Shutdown)
  • Support all F520 Chassis

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