A domestic appliance device, particularly a domestic refrigerator device, has at least one appliance body with at least one a rear wall, at least one shelf unit, and at least one retainer unit provided for retaining the shelf unit. In order to improve properties with respect to advantageous shelf unit retention, the retainer unit has at least one retainer element whose main extension direction extends, in at least one operating state, at least substantially parallel to the rear wall and at least substantially in a horizontal direction.