The Extreme Networks PD - 9001GR PoE Injector is a robust single - port solution designed to deliver up to 30 watts of power, making it ideal for powering a variety of high - demand applications such as 802.11n access points, PTZ cameras, and video phones. This external power device features a single RJ - 45 output connector, ensuring seamless connectivity for your network devices. Its compact design allows for easy installation in various environments, providing a reliable power source without the need for additional electrical outlets.