Power Over Ethernet (PoE) for Security Cameras: A Simple Guide
Most home security cameras connect to Wi-Fi for data and plug into a wall outlet for power — two separate requirements. Power over Ethernet, or PoE, combines both into a single Ethernet cable. One cable runs from a PoE-capable switch or injector to the camera, carrying both the network connection and the electrical power needed to run it. The result is a cleaner installation, no need for a nearby outlet, and a more reliable connection than Wi-Fi can offer. Here’s how PoE works, what hardware is involved, and when it’s the right choice. How PoE Works A standard Ethernet cable … Read more