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Realtek RTL8306E chipset 90/180 degree RJ45 3 port mini ethernet switch board fa | eBay
OEM Fast switch mini 3 port ethernet switch 10 / 100mbps rj45 network switch hub pcb module board for system integration module - AliExpress
NETGEAR 8-Port 10/100/1000 Gigabit Ethernet Unmanaged Switch Blue GS108-400NAS - Best Buy
Amazon.com: Mini Industrial 3 Port Gigabit PoE Switch with DC12V-48V to DC48V Voltage Booster Hardened RJ45 10/100/1000Mbps 802.3at 30W/Port Ethernet Switch Din Rail Mount Compatible with IP Camera VOIP Phone : Electronics
CyberData 2 Port PoE Gigabit Switch 2 Ports Gigabit Ethernet 101001000Base T 2 Layer Supported Twisted Pair PoE Ports Desktop 2 Year Limited Warranty - Office Depot
Amazon.com: Throncom Industrial Gigabit 3 Ports Ethernet Switch Hardened 10/100/1000Mbps Fiber Switch with 100/1000M Adaptive SFP Slot Din Rail /Wall Mount Unmanaged Network Switch 12-48V DC 4-Port Switch : Electronics