Apparatus and system for power conversion. In one embodiment, the apparatus comprises a power converter comprising a first plate for receiving an input power; a second plate for providing an output power; a plurality of power converter bricks coupled in parallel between the first and the second plates, each power converter brick comprising (i) an input stage for converting a brick input power to a second power, (ii) an output stage, coupled to the input stage by a transformer, for converting the second power to a brick output power, (iii) a local controller coupled to the input stage for controlling power conversion by the power converter brick; and a master controller coupled to each power converter brick of the plurality of power converter bricks, wherein the master controller dynamically controls operation of each power converter brick of the plurality of power converter bricks to generate the output power.