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 :
FGSW-1816HPS 16-Port 10/100TX 802.3at PoE + 2-Port Gigabit TP/SFP Combo Web Smart Ethernet Switch - Planet Technology USA
8 port Fiber Optic SFP Switch - FASTCABLING
What is an SFP (Small Form Factor Pluggable) Port?