SFP GPON OLT B+ is used with Huawei OLT Gpon Service Board like GPFD GPBD GPBH GPBH etc SFP GPON OLT B+is a new generation of 10 Gigabit optical modules that can meet Fibre Channel 8. 5G and Ethernet 10G applications in accordance with the ANSI T11 protocol. Huawei compatible OM5270S-D2SW is XGSPON & GPON OLT SFP transceiver, operating over Single-Mode Fiber (MMF) optical cable. It has minimum guaranteed optical budget of 34dB for XGPON and 35dB for GPON technology, with in most cases is enough to reach 20km distance. However, distance is just. The unlocking method works across several popular Huawei OLT models, including: MA5800-X7/X15/X17 (H901/H902/H903/H905/907MPLA/MPLB boards — Firmware R018 to R023). Therefore, verifying your model and firmware version is a critical first step. It features a typical transmit optical power >7 dBm, while measuring approximately 5 dBm at the receiving end with an optical power meter— about 2 dB. The GPON OLT Class C+ HSC Huawei Optical Transceiver is a high-efficiency plug-in module specially engineered for Huawei's OLT systems. It provides multiple fiber to the home (FTTH) solutions to meet the requirements of economical and efficient network construction. It can be flexibly deployed in fast fixed mobile convergence (FMC) scenario, national broadband. The SFP 10dB module offers reliable GPON connectivity with proven compatibility across ZTE and Huawei OLT systems, supporting up to 20 km links and featuring precise optical budgets crucial for real-world deployment effectiveness.