... -1 series are a smart plug-and-play industrial Ethernet switch, which can provide economical solution for your Ethernet. Its dustproof ... fully sealed structure(pr protective case of IP30 level), over-current, over-voltage and EMC protected redundant double power input as well ... /multi mode, SC/ST connector, optional. Features:1. Advanced Ethernet switch technical2. IEEE802.3/802.3u/802.3x/802.3d,store ...