WP4387911 - Whirlpool Refrigerator Light Switch

This Whirlpool Refrigerator Light Switch (WP4387911) is a genuine part designed specifically for Whirlpool brand refrigerators. It functions by completing or interrupting the electrical circuit that powers the refrigerator's light bulb, ensuring the light only operates when the refrigerator door is opened. This mechanism conserves energy and provides convenient illumination to help you see the contents of your appliance. Commonly known as a "door light switch," it activates to the "on" position to close the circuit and illuminate the interior once the door is opened. Symptoms indicating the need for replacement include a malfunctioning light that fails to turn on when the door is open or remains on when the door is closed. Check your device's model number before purchasing to ensure compatibility.