System for customising electronic components, characterised in that it comprises: - at least one turntable in a plane (x, y) having a circular movement provided by movement means controlled by the data processing means, the turntable being integral with at least one receiving carrier having a matrix of sockets of n lines and m columns, the sockets being designed to each receive an electronic component, the data processing means receiving the co-ordinates of the position of each receiving carrier, recorded in a memory space of the data processing means, thus ensuring the monitoring of said receiving carriers, - at least one system for supplying the electronic components, tangential to the turntable, - at least one at least electrical customizing device operating with or without contact, disposed on the path of each receiving carrier, the electrical customising device allowing the customisation of the electronic components of one and the same receiving carrier, the components of each receiving carrier integral with the turntable being successively customisable at least electrically, - at least one reject station comprising at least one bin, and a matrix zone including a plurality of receptacles for temporary storage of components, the reject station and the temporary storage zone being capable of being positioned on one side or the other of the turntable, - data processing means for positioning and moving transport means, controlling the retrieval and the transport of a plurality of components aligned in the direction y, the transport means moving along a perpendicular axis, in the direction x between the temporary storage zone, the reject station, the supply system (1, 2) and the matrix of sockets of each receiving carrier presented by the turntable to the transport means. - at least one turntable in a plane (x, y) having a circular movement provided by movement means controlled by the data processing means, the turntable being integral with at least one receiving carrier having a matrix of sockets of n lines and m columns, the sockets being designed to each receive an electronic component, the data processing means receiving the co-ordinates of the position of each receiving carrier, recorded in a memory space of the data processing means, thus ensuring the monitoring of said receiving carriers, - at least one system for supplying the electronic components, tangential to the turntable, - at least one at least electrical customizing device operating with or without contact, disposed on the path of each receiving carrier, the electrical customising device allowing the customisation of the electronic components of one and the same receiving carrier, the components of each receiving carrier integral with the turntable being successively customisable at least electrically, - at least one reject station comprising at least one bin, and a matrix zone including a plurality of receptacles for temporary storage of components, the reject station and the temporary storage zone being capable of being positioned on one side or the other of the turntable, - data processing means for positioning and moving transport means, controlling the retrieval and the transport of a plurality of components aligned in the direction y, the transport means moving along a perpendicular axis, in the direction x between the temporary storage zone, the reject station, the supply system (1, 2) and the matrix of sockets of each receiving carrier presented by the turntable to the transport means.