poe connector 1.Approval:CE,FCC,ISO9001 2.Input: 165VAC~280VAC, ... Radiated Interference(RE),comply with EN55022, CLASS B standard.4.Lightning protection: Both positive and negative port of AC input can ... 5 times, with interval of 1 minute. Power supply lightning protection circuit has the failure alarm function and safety protection ... at least 4 hours),Relative humidity:5% ~90%RH poe connector 24 ports