Illuminate your Sub-Zero refrigerator with this genuine OEM light switch. The switch is compatible with various Sub-Zero models including 200/300 Series, 430, 430-2, 427R-2, 500 Series, and 600/600-2. The switch is built-in and operates on electric power source, and comes in a pristine white color. This factory certified part is a switch that is suitable for Sub-Zero refrigerators. It is an essential component for ensuring that your refrigerator is fully functional. The switch is made by Sub-Zero, a trusted brand in the appliance industry. Upgrade your Sub-Zero refrigerator with this high-quality switch today!