C-LIGHT independently develops 100M/155M/622M SFP multi-rate optical modules, mainly with transmission distances of 120m, 150m, 2km, 15km, 40km, 80km, 100km, 120km, 150km, and 180km. Its communication protocol complies with IEEE802.3x/z/ab, the interface protocol complies with SFF-8472, and the packaging protocol complies with SFP MSA. 100M/155M/622M SFP multi-rate optical modules are commonly used in Ethernet, SDH/SONET optical networks and industrial and commercial environments to provide basic data connections; synchronous optical networks, metropolitan area networks, data centers and long-distance communications, supporting high-speed and stable data transmission to meet network expansion and performance optimization requirements in different scenarios. Compatible with switches from more than 100 brands. With 15 years of experience in optical communications, C-LIGHT provides spot supply and supports customized services, and is committed to providing customers with original after-sales services to help reduce operating costs.