A robotic assembly comprises: a mobile vehicle including mechanical components configured to operate the mobile vehicle in a manual mode of operation; a main power circuit for distributing a power signal to the electromechanical components and to external modules; an automation module connected to the mechanical components and operable to control and operate the mechanical components, and a power circuit configured to distribute power to the mechanical components and the external modules; a safety control module connected to the main power circuit, the automation module, and the mechanical components; a mode selector connected to the main power circuit; and emergency stop switches configured to prevent a flow of current to substantially all of the mechanical components and external modules in response to actuation of the emergency stop buttons.