TRENDnet's 7-Port Industrial Gigabit PoE+ DIN-Rail Switch, model TI-PG62B, is an industrial variable voltage switch with four gigabit PoE+ ports and a 120W PoE power budget. Users are able to connect four PoE+ devices to this industrial variable voltage. PoE+ switch for high-speed connectivity to the network. The industrial variable voltage PoE+ switch is equipped with a rugged IP50 rated metal enclosure, and designed to withstand a high degree of vibration and shock, while operating within an extreme temperature range of -40 - 75 C (-40 - 167 F) for industrial environments. Dual 12 - 56V DC power inputs on this industrial variable voltage switch provides power redundancy and failure alarm relay.