TRENDnet's 8-Port Industrial EN50155 M12 Gigabit PoE+ Railway Switch, model TI-TPG80, has eight M12 gigabit PoE+ ports with a total PoE budget of up to 200W. This M12 railway switch is equipped with an IP40 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. This industrial M12 switch supports an input voltage range from 24 - 56V DC with M23 power interface and M12 alarm relay interfaces for moving bus, train, and other rolling stock applications. Designed and tested for transportation and telco applications. EN50155 Compliant This M12 switch supports an input voltage range from 24 - 56V DC with M23 power and M12 alarm relay interfaces for moving bus, train, and other rolling stock applications. Industrial Design Equipped with an IP40 rated metal enclosure, the M12 switch is 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 environments. Power over Ethernet (PoE+) Eight M12 gigabit PoE+ ports deliver up to 30W of PoE+ power per port with a total power budget of 200W@48V DC, or 100W@24V DC.