100G QSFP28 LR4


The OptiWorks100G QSFP28 LR4 transceiver modules are designed for use in 100 Gigabit Ethernet links on up to 10km of single mode fiber. They are compliant with the QSFP28 MSAand IEEE 802.3ba 100GBASE-LR4 and IEEE 802.3bm CAUI-4. Digital diagnostics functions are available via the I2C interface, as specified by the QSFP28 MSA and Finisar Application Note AN-2152 . The transceiver is RoHS-6 compliant per Directive 2011/65/EC.


  • Hot pluggable electrical interface QSFP28 MSA form factor
  • QSFP footprint (Quad small form factor pluggable)
  • Low Power Dissipation < 4.5W
  • 0ºC to 70ºC Operating Case Temperature
  • Single 3.3V power supply
  • 4x25Gb/s transmitter
  • 4x25G retimed electrical interface
  • Duplex LC receptacles
  • I2C management interface
  • Supports 103.1Gbps aggregate bit rate
  • Compliant to IEEE 802.3ba 100GBASE-LR4
  • RoHS6 compliant
  • Up to 10 km reach for G.652 SMF