The Huawei SFP-10G-BXU1 is a high-performance 10GBase, Bidirectional Optical Transceiver, designed for stable and efficient data transmission. For example, SFP-10G-BXD1 must be used with SFP-10G-BXU1. This SFP+ module supports a 10G speed over single-mode fiber, operating at TX1270nm/RX1330nm wavelengths and covering a distance up to 10 kilometers. Wuhan Unique Mechanical And Electrical Equipment Co. Operating over a single fiber strand, it significantly reduces fiber usage and infrastructure cost, making. Huawei started certification on 10GE or lower speed optical modules for switch products on July 1, 2013. To determine whether optical modules delivered for Huawei switches before July 1, 2013 are certified ones, contact Huawei technical support.