TRENDnet''s TI-PG62B is a reliable IP30 unmanaged hardened DIN-rail PoE+ switch with a rugged housing rated for extreme industrial environments. It offers 4 Gigabit PoE+ ports, two dedicated SFP slots and a 12 Gbps switching capacity. Dual redundant 12 - 56 VDC power inputs and a power failure alarm relay. PoE Power A 60 - 120 W PoE+ power budget supplies up to four Power over Ethernet devices. Fault Tolerance Features dual redundant 12 - 56 VDC power inputs with output alarm relay. Industrial Hardened Design Equipped with a rugged IP30 rated housing designed to withstand a high degree of vibration, shock, protection against ESD / EMI / surge, and operate within a wide temperature range of -40 - 75° C (-40 - 167° F). Network Ports 4 x Gigabit PoE+ ports and 2 x dedicated SFP slots DIN-Rail / Wall Mounts IP30 rated metal enclosure with included DIN-rail and wall mount hardware Switching Capacity 12 Gbps switching capacity Redundant Power Dual redundant power inputs with overload current protection (power supply sold separately models: (model: TI-S12048) Alarm Relay Alarm relay triggered by power failure of primary and/or redundant power Jumbo Frame Sends larger packets, or Jumbo Frames (up to 9 KB), for increased performance Extreme Temperatures Industrial switch is rated for an operating temperature range of -40 - 75 °C (-40 - 167 °F) Shock and Vibration Resistant Rated for shock (EN 60068-2-27), freefall (EN 60068-2-32), and vibration (EN 60068-2-6) Grounding Point Grounding point protects equipment from external electrical surges