This is an example of a panelboard that was purposefully designed to address the particular needs of the cellular communications industry’s antenna installations, which represent a significant amount of the installed systems. This panel includes dual main breakers that are mechanically interlocked that provide personnel safety and system reliability to ensure that only one source is utilized. It includes lug landings for connections to the clients’ portable generators or is equipped with specific inlet plugs to mate to same. This panel incorporates provisions to support remote maintenance personnel.