With the PRO 48, Madison, Wis.–based Sub-Zero combines performance and design to offer a commercial-grade appliance for the home. The all-stainless steel product boasts 18.4 cubic feet of refrigerator space and 11.4 of freezer storage. Features include a dual refrigeration system, a Sabbath mode for religious observances, and an alarm that sounds when a door or drawer is left open. Stainless doors come standard; a glass door on the refrigerator side is optional. Sub-Zero, 800.222.7820; www.subzero.com.