Techroutes access product optical media converter Gigabit Ethernet POE is a 10/100Base‐TX to 100Base‐FX media converter, which allows two types of network segment to be connected easily. Complied with IEEE802.3af standard, the AC/DC powered POE media converter is a Power Sourcing Equipment (PSE) which combines data transferred over a fibre optical link with 48V (or other voltage) power supply, providing power to IEEE802.3af powered device (PD) over CAT5 UTP cable (cable length up to 100meters / 330feets).