IES3016-4F is unmanaged Industrial Ethernet switch with high performance, high cost-effective, it provided 12 port 10Base-T/100Base-TX Ethernet and 4 port 100Base-FX (FC/SC/ST). Product accorded to CE, FCC standard and Industry grade 4 design requirement, support 2 redundant 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 conservation, transportation area etc.