SOGSP-4312-20D GPON ONU SFP modules can be plug into L2 Ethernet Switch SFP Slot to work as ONU or even MDU.

It supports standard OMCI, can provide up to 1.25Gbps uplink and 2.5Gbps downlink high-speed transfer rate. It can fully meet carrier-grade FTTB\FTTH\FTTO equipment requirement.

The ISP customer need not change the original FTTB Access Switch but just need SOGSP-4312-20D to replace the uplink SFP, so that the whole solution can be replace from Active Fiber Networks to GPON solution, which protect your former investment.