Our ice maker produces up to 3.7 lbs. of ice daily, and stores up to 5.5 lbs. of ice. This amount of storage and high-rate of ice production will give you a steady supply of ice for big family gatherings and entertaining. This ice maker is compatible with the following Top Mount refrigerator models: RT21M6213SG/AA, RT21M6213SR/AA, RT21M6213WW/AA, RT18M6213SG/AA, RT18M6213SR/AA, RT18M6213WW/AA