The MikroTik Fiber-to-Copper Converter, RBFTC11 is unlike many other media converters available on market as it has outdoor waterproof case with lock screw. Unit has 12-57V PoE with 802.3af/at support (with unshielded cross cable). Comes with PoE injector and power supply.
It supports 10/100/1000Mps Ethernet, you can use it when converting between different speeds on optical and copper, eg 10/100 ethernet to Gigabit optical SFP.