This Samsung Quick Connect Auto Ice Maker Kit can be used with all Samsung Top Freezer Refrigerators. It automatically produces up to 3.7 lbs. of ice per day to ensure your drink or favorite beverage never gets warm. Compatible with the following models: RT18M6213SG, RT18M6213SR, RT18M6213WW, RT21M6213SG, RT21M6213SR, RT21M6213WW.. . Steady supply of ice for big family gatherings and entertaining. Produces up to 3.7 lbs. of ice per day. Automatically shuts off when full. Stores up to 5.5 lbs. of ice. Ice bucket included. Easy connection to your Samsung Top Mount Refrigerators. Quick connect and easy to install. Compatible with the following Top Mount refrigerator models: RT21M6213SG/AA, RT21M6213SR/AA, RT21M6213WW/AA, RT18M6213SG/AA, RT18M6213SR/AA, RT18M6213WW/AA.