Why an 8-Port PoE Switch Can’t Always Power 8 Security Cameras

A supermarket owner recently called me in panic. “We connected 8 cameras to an 8-port PoE switch, and now none of them work. Are all your cameras defective?” When I arrived on-site, the cameras were perfectly fine. The real problem? The PoE switch. This is one of the most common mistakes in CCTV projects. Many […]