WS-GPOE-12-56v120w - Passive 12 Port Gigabit POE Injector for PoE+ and 802.3af/at Devices With 56 Volt 120 Watt UL Power Supply Gigabit Power over Ethernet injector, 1U rack mount with dual 60 watt 48 volt power supplies Access Points and IP Cameras, PoE+ and PoH - with 802.3at 4 pair power Compatible with Crestron, Aruba, Xirrus, standard 802.3at and PoE+ devices Click on "PoE Texas" to see versions with 24v, 48v power supplies or 240 watts For expert, USA tech support please call +1 512-479-0317