1.Sub-Zero Pro Series: This series features sleek and professional-grade refrigerators for high-performance cooling and durability. They often have advanced features like smart temperature control, adjustable shelving, and energy-efficient operation.

2.Sub-Zero Designer Series: The Designer Series offers a blend of style and functionality. These refrigerators typically have a modern design, premium materials, and innovative features such as touch controls, precise temperature management, and spacious storage options.

3.Sub-Zero Classic Series: The Classic Series is known for its timeless design and reliable performance. These refrigerators often include humidity-controlled drawers, adjustable door bins, and effective cooling systems to maintain optimal food freshness.