Huawei's OSX040N01 is a high-performance SFP+ module designed for 10G Ethernet applications. The LC interface ensures easy and secure plug-and-play. Single-fiber bidirectional (BIDI) optical modules must be used in pairs. For example, SFP-10G-BXD1 must be used with SFP-10G-BXU1. com with best price and fast worldwide shipping. 25Gbps over a distance of 40km, making it ideal for. The Huawei Optical Transceiver, SFP, GE, BIDI Single-mode Module (TX1310/RX1490, 40 km, LC) is guaranteed 100% Compatible and Functional in its intended equipments.