100G QSFP28 BiDi ER1 40km Optical Transceiver

GIGALIGHT 100G QSFP28 BiDi ER1 single-fiber optical transceiver module is designed for 100G Ethernet links over 40km of single-mode fiber transmission. The module contains a single channel of optical signaling and operates at 100Gbps data rate. The module can convert four 25Gbps (NRZ) electrical signals to one 100Gbps (PAM4) optical signal or one 100Gbps (PAM4) optical signal to four 25Gbps (NRZ) electrical signals. The module’s electrical interface complies with OIF CEI-28G-VSR and QSFP28 MSA.


  • Hot-pluggable, full-duplex transceiver module packaged in QSFP28 form factor
  • Single-channel 100G PAM4 1304.58nm/1309.14nm cooled EML transmitter and APD receiver
  • Transmission rates of up to106.25Gbps
  • Compliant with QSFP28 MSA (SFF-8665) and 100G Lambda MSA 100G-LR1-40
  • Built-in 4:1 gearbox DSP on receiver and transmitter channels
  • Transmission up to 40km on SMF using KP4 FEC
  • Simplex LC optical interface
  • Maximum power consumption 4.5W
  • Built-in digital diagnostic function
  • Commercial operating temperature range
  • Supply voltage 3.3V
  • RoHS compliant (lead-free)
P/N Description Color of Latch
GBQ-S7S8101-ER1C 100G QSFP28 BiDi ER1 EML Tx-1304.58nm Rx-1309.14nm 40km Blue
GBQ-S8S7101-ER1C 100G QSFP28 BiDi ER1 EML Tx-1309.14nm Rx-1304.58nm 40km Green

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