Motorized brewing unit for preparing beverages from a capsule, cartridge or compacted pod containing at least one ingredient, comprising a first part having a receptacle adapted to receive said capsule, cartridge or compacted pod, a second part , movable relative to the first part between an open position, wherein the first part and the second part are at a distance from each other to allow insertion of said capsule, cartridge or compacted pod into the receptacle, and a closed position, wherein the second part and the first part are coupled to each other to define a brewing chamber therebetween, an electric motor adapted to control the movement of the second part relative to the first part between the open position and the closed position, a transmission mechanism that is positioned between the electric motor and the first part or the second part and comprises a movable member , whose position is univocally associated with the relative position of the second part with respect to the first part , and an electronic control unit (ECU) adapted to control the electric motor , characterized in that it further comprises a micro-switch configured to switch between a first and a second operational state (ON/OFF) depending on the position of the movable member , the electronic control unit (ECU) being programmed to: determine in which phase of the relative movement of the first and second parts , among a plurality of movement phases defined between said open and closed positions, the first and second parts are, depending on the operational state (ON/OFF) of the micro-switch and on the direction of rotation of the electric motor ; and control the electric motor according to a given rotational speed profile depending on the movement phase thus determined. a first part having a receptacle adapted to receive said capsule, cartridge or compacted pod, a second part , movable relative to the first part between an open position, wherein the first part and the second part are at a distance from each other to allow insertion of said capsule, cartridge or compacted pod into the receptacle, and a closed position, wherein the second part and the first part are coupled to each other to define a brewing chamber therebetween, an electric motor adapted to control the movement of the second part relative to the first part between the open position and the closed position, a transmission mechanism that is positioned between the electric motor and the first part or the second part and comprises a movable member , whose position is univocally associated with the relative position of the second part with respect to the first part , and an electronic control unit (ECU) adapted to control the electric motor , characterized in that it further comprises a micro-switch configured to switch between a first and a second operational state (ON/OFF) depending on the position of the movable member , determine in which phase of the relative movement of the first and second parts , among a plurality of movement phases defined between said open and closed positions, the first and second parts are, depending on the operational state (ON/OFF) of the micro-switch and on the direction of rotation of the electric motor ; and control the electric motor according to a given rotational speed profile depending on the movement phase thus determined. <EOS>