TP-Link TL-SG108PE - 8 x RJ45 Port Gigabit (4 x PoE+)
8 port Fiber Optic SFP Switch - FASTCABLING
7 RJ45 Port Fiber Ethernet Switch Single Mode 20KM Distance
Amazon.com: Gigabit Single-Mode LC Fiber to Ethernet Media Converter with A SFP LX Module, 1.25G SFP Fiber to Copper RJ45 Media Converter, 1000Base-LX to 10/100/1000Base-TX, 1310nm, SMF, Transmission up to 20-KM :