SFP GPON OLT Class D 20km Optical Transceiver

GIGALIGHT SFP GPON OLT Class D 20km optical transceiver module is a GPON OLT packaged in SFP, which complies with the ITU-T G.984.2 standard. The module supports 2.488Gbps continuous mode transmission for 1490nm DML and 1.244Gbps burst mode reception for 1310nm APD/TIA. The module provides efficient function and feature integration and is accessed through a two-wire serial interface. Optical signals are multiplexed onto single-mode fiber through standard SC connectors.


  • Hot-pluggable SFP package
  • Compliant with SFP MSA and ITU-T G.984.2 standard
  • Support GPON OLT Class D application
  • 2.488Gbps 1490nm DML Continuous Mode Transmitter
  • 1.244Gbps 1310nm APD/TIA burst mode reception
  • Transmission up to 20km via single-mode fiber
  • Single SC optical interface
  • Typical power consumption 0.9W
  • Operating Temperature Range: Commercial Grade
  • Power supply voltage 3.3V
  • Two-wire interface for integrated digital diagnostic monitoring
  • RoHS 2 Compliant (Lead Free)
Product Model Description
GNTP-4321S-D1CD SFP GPON OLT Class D 20km transceiver

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