TP-Link TL-SG1428PE - 28-Port Gigabit Easy Smart Switch with 24-Port PoE+ - 28 Ports - Manageable - 2 Layer Supported - Modular - 2 SFP Slots - 27 W Power Consumption - 250 W PoE Budget - Optical Fiber, Twisted Pair - PoE Ports - 1U High - Rack-mountable,
TP-LINK Technologies Co., Ltd ®