• Name: 100G QSFP28 4WDM-40 Industrial Optical Transceiver
  • NO.: 020093
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The Gigalight GQS-SPO101-4ER4T is an industrial-grade QSFP28 transceiver module designed for use in 100GE 4WDM-40 links up to 30km without FEC or 40km with FEC on SMF. It is compliant with the QSFP MSA, 4WDM-40 MSA, and relevant portions of IEEE 802.3bm. Digital diagnostics functions are available via an 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 DFB-based LAN-WDM cooling transmitter
  • 4 channels APD ROSA
  • 3.8W maximum power dissipation
  • Maximum link length of 30km on SMF without FEC
  • Maximum link length of 40km on SMF with FEC
  • Duplex LC receptacle
  • Built-in digital diagnostic function
  • Industrial operating case temperature range: -40 to 85°C
  • Single 3.3V power supply
  • RoHS-6 compliant (lead free)


  • 100GE 4WDM-40

Ordering Information

Product Description Product Number
QSFP28, 100GE 4WDM-40, 103.125Gb/s, 1310nm, 40km with FEC, SMF, Duplex LC, -40 to 85°C GQS-SPO101-4ER4T

download attachments : GQS-SPO101-4ER4T 【Preview】