The Gigalight GQS-MPO101-SR4C is a QSFP28 transceiver module designed for use in 100G Ethernet links up to 70m (OM3) or 100m (OM4) on MMF. It is compliant with the QSFP MSA and IEEE 802.3bm 100GBASE-SR4 and CAUI-4. Digital diagnostics functions are available via the I2C interface, as specified by the QSFP MSA. The optical transceiver is RoHS compliant.


  • Hot-pluggable QSFP28 form factor
  • 4 channels full-duplex transceiver module
  • Supports 103.125Gb/s aggregate bit rate
  • 4 channels 850nm VCSEL array
  • 4 channels PIN photo detector array
  • Internal CDR circuits on both receiver and transmitter channels
  • Supports CDR bypass
  • 2.5W maximum power dissipation
  • Maximum link length of 70m on OM3 MMF or 100m on OM4 MMF
  • Single MTP/MPO receptacle
  • Built-in digital diagnostic functions
  • Operating case temperature range: 0 to 70°C
  • Single 3.3V power supply
  • RoHS-6 compliant (lead free)


  • 100GBASE-SR4 Ethernet
  • 40GBASE-SR4 Ethernet
  • InfiniBand FDR/EDR

Ordering Information

Product Description Product Number
QSFP28, 100GBASE-SR4, 103.125Gb/s, 850nm, 70m (OM3) or 100m (OM4), MMF, MPO12 GQS-MPO101-SR4C

download attachments : GQS-MPO101-SR4C 【Preview】