Charger for electric vehicles, comprising: - at least two power exchange ports (2, 3) for electric vehicles (4, 5), each port comprising a data communication connection (2a, 3a) communicating with a vehicle (4, 5) and a power exchange connection (2b, 3b) for exchanging power with said vehicle; - at least one grid connection for receiving electric power; - a number of autonomously controllable power converters (8, 9, 10) for converting AC power from the grid connection to DC power for charging a vehicle (4, 5); and - a data communication bus, connecting the data communication connections (2a, 3a) with the autonomously controllable power converters (8, 9, 10), wherein, each of the power converters (8, 9, 10) comprises a data communication device (8a, 9a, 10a) connected to the data communication bus; and characterized in that each of the power exchange ports (2, 3) is configured to directly control a subset of the power converters (8, 9, 10), - each of the power exchange ports comprises a data communication device (2c, 3c) configured to: - retrieve a power request from a vehicle (4, 5); - make the request available to the controllable power converters (8, 9, 10) via the communication bus; - receive available power indications from the power converters (8, 9, 10); - determine if at least one power converter (8, 9, 10) has power available for at least partly fulfilling a request from a vehicle (4, 5); - couple a power output of at least one power converter (8, 9, 10) to a power exchange connection (2b, 3b) of a power exchange port (2, 3) for a vehicle (4, 5) if power is available; and - negotiate power conversion settings with the autonomously controllable power converters (8, 9, 10) in response to a power request from a vehicle (4, 5). - at least two power exchange ports (2, 3) for electric vehicles (4, 5), each port comprising a data communication connection (2a, 3a) communicating with a vehicle (4, 5) and a power exchange connection (2b, 3b) for exchanging power with said vehicle; - at least one grid connection for receiving electric power; - a number of autonomously controllable power converters (8, 9, 10) for converting AC power from the grid connection to DC power for charging a vehicle (4, 5); and - a data communication bus, connecting the data communication connections (2a, 3a) with the autonomously controllable power converters (8, 9, 10), wherein, each of the power converters (8, 9, 10) comprises a data communication device (8a, 9a, 10a) connected to the data communication bus; and characterized in that each of the power exchange ports (2, 3) is configured to directly control a subset of the power converters (8, 9, 10), - each of the power exchange ports comprises a data communication device (2c, 3c) configured to: - retrieve a power request from a vehicle (4, 5); - make the request available to the controllable power converters (8, 9, 10) via the communication bus; - receive available power indications from the power converters (8, 9, 10); - determine if at least one power converter (8, 9, 10) has power available for at least partly fulfilling a request from a vehicle (4, 5); - couple a power output of at least one power converter (8, 9, 10) to a power exchange connection (2b, 3b) of a power exchange port (2, 3) for a vehicle (4, 5) if power is available; and - negotiate power conversion settings with the autonomously controllable power converters (8, 9, 10) in response to a power request from a vehicle (4, 5). - retrieve a power request from a vehicle (4, 5); - make the request available to the controllable power converters (8, 9, 10) via the communication bus; - receive available power indications from the power converters (8, 9, 10); - determine if at least one power converter (8, 9, 10) has power available for at least partly fulfilling a request from a vehicle (4, 5); - couple a power output of at least one power converter (8, 9, 10) to a power exchange connection (2b, 3b) of a power exchange port (2, 3) for a vehicle (4, 5) if power is available; and - negotiate power conversion settings with the autonomously controllable power converters (8, 9, 10) in response to a power request from a vehicle (4, 5).