3B73362F - LG Microwave Switch

This LG Microwave Switch (3B73362F) is a genuine part for LG microwaves, ensuring compatibility and seamless operation with your appliance. Located in the latch board, it plays a vital role in monitoring the door's position, thereby aiding in the efficient control of microwave components and detection states like lighting, ventilation, timers, and door operation. The switch is moisture resistant, making it durable against humidity and ensuring the longevity of its function. Switches like this are essential for enabling microwave control settings and power flow, operating through buttons, dials, and levers to signal controllers to activate functions per the programmed settings.

When this switch malfunctions, it disrupts your microwave's operation, which can manifest through symptoms such as unresponsive controls, lighting issues, or improper door detection, necessitating a replacement. This specific model is designed to withstand the conditions within a microwave, including the potential for exposure to high-voltage capacitors that can retain a lethal electrical charge even when the appliance is unplugged. Therefore, due to the technical and safety considerations involved, it is advisable to have a service technician install this part. Ensure your microwave's model number matches this part before purchasing to guarantee compatibility.