HPE Instant On 1830 48 Ports Manageable Ethernet Switch - Gigabit Ethernet - 1000Base-T, 1000Base-X - 2 Layer Supported - Modular - 4 SFP Slots - 25.40 W Power Consumption - 370 W PoE Budget - Optical Fiber, Twisted Pair - PoE Ports - 1U - Rack-mountable, Cabinet Mount, Table Top - Lifetime Limited Warranty