This Sub-Zero compressor, part number 7031799, is a top-of-the-line appliance for your refrigerator and freezer needs. It is a reliable and efficient choice for keeping your food fresh and organized. The compressor is made by the trusted brand Sub-Zero and is part of the BI series, specifically the BI42S model. This compressor set includes one compressor and is perfect for those in need of a replacement or spare compressor. It is compatible with a variety of refrigerator and freezer parts and is a great addition to any kitchen. With its high-quality construction and Sub-Zero brand name, you can be sure that this compressor will last for years to come.