4 x Gigabit PoE+ (802.3at) ports, 1 x Gigabit port, and 1 x Gigabit SFP slot120 W full PoE+ power budget12 Gbps switching capacityHardened IP30 rated metal switch with integrated DIN-Rail mount-40 to 70 ºC (-40 to 158 ºF) operating temperature rangeDual redundant power inputs with overload current protectionAlarm output triggered by power failurePower supply sold separately (models: TI-S15052, TI-S24052, TI-S12048, TI-S24048, 48VDC3000)TRENDnet's TI-PG541 is a reliable IP30 unmanaged PoE+ DIN-rail switch with hardened components rated for extreme industrial environments. It offers four Gigabit PoE+ ports (Ports 1-4, 802.3at), one Gigabit port, one SFP slot, and a full PoE power budget of 120 Watts. Dual redundant power inputs (power adapter sold separately) with overload current protection support zero downtime requirements. An alarm output can be triggered by a primary and / or redundant power failure.