OEM optical transceiver is provided and branded by original equipment manufacturers, like Cisco, Huawei, Juniper, Arista, etc. Huawei manufactures optical modules, which convert electrical signals into optical signals and vice versa for fiber-optic transmission. These modules include: Huawei emphasizes high-density, low-power, and scalable designs, often combining multiple lanes of 25G, 50G, or 100G per lane to meet. For details about the optical modules supported by optical ports on switches, see "Appearance and Structure" of a specific switch model in the Hardware Description. The following figure shows the optical modules supported by the S5720-12TP-LI-AC. You can also use the Hardware Center to query the. Huawei is the leading supplier of 200G CFP2 coherent DWDM modules. Cisco's business benefited from the first volume shipments of 400ZR/ZR+ transceivers last year. Products manufactured by Innolight, Coherent, Cisco and Huawei accounted for more than 50% of the global market for optical transceivers. LightCounting pointed out that since 2018, most suppliers in Japan and the United States have withdrawn from this market, while the ranking of Chinese suppliers led by Innolight Technology has gradually improved. is a telecommunications network solutions provider. # Main products Fiber optic cables, Fiber Preform, Optical fibers, SUS Tube, OPGW, Connectivity.