StarTech.com Industrial Gigabit PoE Extender - 60W 802.3bt PoE++ 100m/330ft - Power Over Ethernet Network Range Extender - IP-30 Hardened - Gigabit PoE Extender extends a power source by 100m to PD devices; Cascade 4 Power over Ethernet/PoE+ network extenders to extend range by 400m - 15W/30W/60W power output auto-selected - 802.3bt - IP-30 industrial hardened/ -40C to 75C temp: