Time Delay Fuse
Part # 3B74133N·LG·Microwave

Time Delay Fuse

The 3B74133N is a time delay fuse for LG microwave. Basic tools needed. Compare prices from top sellers.

Replaces: 1325821, 3B70856K
Moderate Repair

Fits LG appliances

LG

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Price Comparison

2 stores · Updated May 14, 2026
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$5.59
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Ensure the optimal performance of your LG microwave with this high-quality time delay fuse, designed specifically for LG appliances. This essential component regulates the electrical flow, contributing to the safety and efficiency of your microwave. Crafted to meet rigorous standards, it promises durability and reliability, effectively safeguarding your appliance from power surges and electrical failures. Perfectly compatible with various LG microwave models, this fuse is easy to install, making it a smart choice for both DIY enthusiasts and professional technicians. Keep your cooking experiences uninterrupted and safe by replacing a faulty fuse promptly. Trust in LG Electronics' commitment to quality and Maintain the longevity of your microwave with this dependable part.

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Common Problems This Part Fixes

Not heating
Won't start

Repair difficulty: Moderate - basic tools and 1-2 panels to remove

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