100G LR4 QSFP28

Product Features

  • Hot pluggable QSFP28 MSA form factor
  • Compliant to IEEE 802.3ba 100GBASE-LR4
  • Up to 10km reach for G.652 SMF
  • Transmitter: cooled 4x25Gb/s LAN WDM TOSA (1295.56, 1300.05, 1304.58, 1309.14nm)
  • Receiver: 4x25Gb/s PIN ROSA
  • 4x28G Electrical Serial Interface (CEI-28G-VSR)
  • Maximum power consumption 3.5W
  • Duplex LC receptacle
  • Digital diagnostics functions are available via the I2C interface
  • Single 3.3V Power Supply,0°C to 70°C Commercial temperature
  • Compliant with IEEE 802.3, RoHS, Class 1 laser safety certified by TUV/UL/FDA



100GBASE-LR4 Ethernet Links, Infiniband QDR and DDR interconnects, Client-side 100G Telecom connections, Data centers, Data center Internal networks, Campus networks, Metropolitan networks, 5G wireless networks and other communication environments.

100G LR4 QSFP28


Product SeriesP/NLink DistanceWavelength (nm)PackageConnectorTempLD/PDNotesDatasheet
100G LR4 QSFP28D1TThh-QLCA10km1295.56/1300.05 /1304.58/1309.14QSFP28LC/UPCCEML+PINLWDM, 4*25G NRZ electrical interface, 4*25G NRZ at LC/UPC optical interfaceDatasheet-D1TThh-QLCA(QSFP28 100G LR4) .pdf