The single-port Power Injector provides the benefits of Power-over-Ethernet for individual Symbol Access Ports. The Power Injector connects to your Ethernet switch & power & data is then transmitted to the Access Port via the Ethernet cable. The Power Injector supplies effective independent overload & short circuit protection per port. The Power Injector provides a cost-effective power solution for your small-site deployment by supplying power directly to Access Ports from a central location using current LAN infrastructure.