Abstract: The present disclosure relates to a mixer device having a housing including at least first and second adjacent mixing cells (2, 3), each cell (2, 3) including a fluid inlet opening (21, 31) and a fluid outlet opening (22, 32), the inlet opening being offset from the outlet opening so that the axis of the inlet opening is parallel to the axis of the outlet opening, the outlet opening of the first cell being connected to the inlet opening of the second cell via a connecting channel.