Amazon.com: PoE Injector Adapter, NEWCARE 48V Gigabit PoE Adapter 30W, RJ-45 10/100/1000 Mbps, Up to 100 Meters (328 Feet), Support Wall-Mount, Use for IP Camera AP Switch 45+ 78- PoE Power Supply(Non-Standard) :
Ubiquiti power over Ethernet PoE power supply 48v, 0.5A, Model UBI-POE