In SFI’s product portfolio, the SHN Series from the CSPD Family of multilayer varistors and the STN Series from the SGD Family are widely used in networking and communication systems, such as data centers, HUBs, switches, routers, Ethernet connectors, and other network-related products.SFI products not only address damage caused by surge voltages in networking and communication system applications but also comply with the IEC 61000-4-5 surge voltage 10/700 μs certification requirements. They provide stable and efficient voltage protection solutions for leading global manufacturers of networking and communication systems.