Trendnet 5-Port Industrial En50155 M12 Gigabit Poe+ Railway Switch, Model Ti-Xpg50, Has Four M12 Gigabit Poe+ Ports And One M12 Gigabit Port With A Total Poe Budget Of Up To 120W. This M12 Ethernet Switch Is Equipped With An Ip67 Outdoor Rated Metal Enclosure, Designed To Withstand A High Degree Of Vibration And Shock, While Operating Within A Wide Temperature Range Of -40 75 C (-40 167 F) For Industrial En50155 Applications. The M12 Ethernet Switch Is Designed And Tested For Mobile Bus, Train, Other Transportation And Telecom Applications.