A modular video imaging system, and more particularly, a modular video imaging system having a control module connectable to multiple input modules. The control module and each input module having its own power supply and the input modules each capable of receiving differing types of image data from different types of cameras and processing the image data into a format recognizable by the control module. The control module controlling the ON/OFF condition of the input modules, such that each input module can be connected and disconnected during use.