A mobile (on wheels) cart intended to be used as a carrier for transporting an electromechanical device(s) or a powered system assembly. This trolley (cart) may be designed specifically for a proprietary control unit/system, and will typically have one or more horizontal surfaces where the devices are placed; it may include additional features (e.g., gas cylinder holder, intravenous pole) specific to a proprietary system. Neither electromechanical devices nor system components are included.