The refrigerator door switch 6600JB1010A is a crucial component for maintaining your refrigerator’s efficiency and functionality. It automatically shuts off the interior light when the door is closed, helping to conserve energy and prevent overheating. Designed as a direct replacement for part number 6600JB1004A, this switch ensures compatibility and reliable performance with specified models. To ensure safety, always unplug the refrigerator before installation. For detailed installation instructions and safety guidelines, refer to your refrigerator’s manual or LG’s official support resources.