100GBASE-eCWDM4 QSFP28 1310nm 10km Optical Transceiver


Form Factor: QSFP28.
Wavelength: 1310nm.
Digital Diagnostics Functions: Support.


FOS 100GBASE-eCWDM4 QSFP28 optical transceiver module is a high-performance module for 100G Ethernet data links featured with CWDM function. The maximum transmission distance up to 10km over SMF. This transceiver module fully complies with the QSFP28 MSA (Multisource Agreement).


  • Hot-pluggable QSFP28 form factor
  • Up to 2km over SMF (single mode fiber)
  • Supports 103.1Gb/s aggregate bit rate
  • Single 3.3V power supply
  • 3.5W maximum power dissipation
  • RoHS-6 compliant
  • Commercial case temperature range of 0°C to 70°C
  • Built-in digital diagnostic function


  • 100GBASE Ethernet Links
  • Client-side 100G Telecom connection


Compatible FOS (Generic Code) Form Factor QSFP28
Wavelength 1271nm, 1291nm, 1311nm and 1331nm Data Rate (Max) 103.1 Gbp
Media Type Duplex SMF Distance 10km
Protocols 100G Ethernet Interface Duplex LC
Case Temperature 0 to 70°C (32 to 158°F) Digital Diagnostics Functions Support
Compatible Brands

FOS (Generic)

Form Factor


Data Rate



1km – 10km

Media Type

Duplex SMF


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