Abstract: The icemaker comprises an evaporator equipped with a plurality of open cells for the formation of ice elements, a sprayer for spraying water into the cells, a tank for collecting the water not transformed into ice in the cells, the sprayer having an element for occluding the cells equipped with a plurality of calibrated holes, each for access to a corresponding cell and a plurality of nozzles, each engaged in a corresponding access hole for the injection of water into a corresponding cell, the sprayer being supported by a support in a movable manner between an opening position and a closing position of the cells by means of the occlusion element, a kinematic mechanism for moving said support also being provided externally to said collection tank.