4-ports 10/100M Ethernet + 20-ports 100Base-FX (SC/ST/FC) + 4-ports Gigabit (SFP slot) Managed Industrial Ethernet Switch.

The IT-ES5028-IM-4GS-20F is an industrial grade, managed and redundancy Ethernet switch which supports 4 Ethernet Ports, 20 Fiber ports and 4 Gigabit (SFP slot) ports. It provided some kinds of advanced network managed function, like as: SW-Ring™ redundancy ring network, VLAN, Trunking, Quality of Service, Speed control, port mirroring, fault alarm and firmware upgrade online. SW-Ring™ can bring your Ethernet to intelligent redundancy. Standard Industry design, can satisfied every requirement of the industry scene. All components used industry grade, it takes products high reliability. It provided wide voltage power supply input.

SW-Ring™ is an arithmetic designed as a rapid redundancy network. It provided recover technology for fault of rapid redundant network, the recovery time<20ms. Product accorded to CE, FCC standard and Industry grade 4 design requirement, support 1 channel power input and 1 channel relay alarm output, and -40～75℃working temperature, can meet all kinds of Industrial environment requirement. It can use in power, water conservancy, transportation area, etc.