Security power supplies are used to run burglar alarms, safe mechanisms, and digital video security and surveillance system equipment. There are many different types of security power supplies. In the following article we’ll focus on mainly those that apply to digital video security cameras.

There are several different components in a digital video security system, mainly cameras, a Digital Video Recorder or DVR, and a monitor at a minimum. Other components could include illuminators, transmitters, and receivers. All of these components are electronic so they must rely on some sort of electric power (or security power supply) in order to work properly. The majority of these devices simply plug into any standard wall outlet. However the camera security power supply is different. Let’s take a closer look at the security power supplies demand for the digital video camera.