Industrial Gigabit Managed PoE Switch with SPF Slots from D-Link, Protection rating: IP30, 4 x Gigabit LAN port Redundant, dual power input (20 - 58 V, DC) for 802.3at PoE+ / 48 - 58 V, DC, for 802.3af PoE / 12 - 48 V, DC, non PoE), PoE power budgetup to 120 W (depending on power supply) Note: Power supply available separately