Ndustrial Fast Ethernet Poe+ Din-Rail Switches Feature A Rugged Ip30 Rated Metal Enclosure. These Industrial Unmanaged Poe+ Switches Are Designed To Withstand A High Degree Of Vibration And Shock, While Operating In Both High And Low Temperatures For Industrial Environments Within -40 75 C (-40 167 F). Redundant Power Inputs With Overload Current Protection On Each Industrial Unmanaged Poe+ Switch Minimizes Network Downtime.