The XGPON ONU SFP+ HSC Huawei is a brand new pluggable optical transceiver module designed for XG-PON (10-Gigabit Passive Optical Network) applications. 2 and. Apply to Huawei MA5800 series OLT XGPON & GPON Combo board, typically CGHD and CGHF Q: What's the difference between 10GPON, XGPON, and XGSPON? A: 10GPON includes XGPON and XGSPON, XGPON is Asymmetric 10GPON; XGSPON is Symmetric 10GPON. Otherwise, the optical module may be burnt. 1 Gbit/s and downlink service bandwidth is 2. However, distance is just. A GPON optical module is connected to one SC optical fiber to provide the Gigabit-capable passive optical network (GPON) access service.