Main PCB Assembly
Part # EBR74780401·LG·AC

Main PCB Assembly

The EBR74780401 is a main pcb assembly for LG ac. Basic tools needed. Compare prices from top sellers.

Replaces: 2669270, EBR66239001
Moderate Repair

Fits LG appliances

LG

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1 store · Updated May 16, 2026
Part AdvantageLowest
$76.77
4.8(728)Preorder
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Maintain the performance of your air conditioning unit with this high-quality main PCB assembly, specifically designed for LG appliances. As a crucial component of your AC system, this circuit board ensures optimal functioning of timers and overlays, enabling efficient temperature control and energy management. Built to meet LG's rigorous standards, this part guarantees compatibility and reliability, making it a perfect replacement for your worn-out circuit board. Whether you're a professional technician or a DIY enthusiast, the installation process is straightforward, allowing you to restore your AC to its prime condition swiftly. Invest in this essential part to ensure your air conditioning system operates smoothly and effectively, ultimately improving your comfort and reducing energy costs.

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Common Problems This Part Fixes

Not cooling
Not turning on
Fan not working
Remote or controls not working

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

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