Total Assembly Mainboard
See part 540 in the diagram
Part # EBU67050301·LG

Total Assembly Mainboard

The EBU67050301 is a total assembly mainboard for LG appliances. Basic tools needed. Compare prices from top sellers.

Moderate Repair

Fits LG appliances

LG

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2 stores · Updated May 16, 2026
Part AdvantageLowest
$239.25
4.8(728)Preorder
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PartSelect
$271.48
4.5(13.6k)Preorder
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Maintain or repair your LG refrigerator with the essential Total Assembly Mainboard. Designed specifically for LG appliances, this high-quality circuit board serves as the brain of your refrigerator, ensuring optimal performance and reliability. With model number EBU67050301, this part plays a crucial role in controlling various functions, including temperature regulation and timing mechanisms. Whether you're experiencing inconsistent cooling or are in the midst of a full appliance overhaul, this mainboard is a crucial component to restore your refrigerator's efficiency. Trust in LG Electronics for durability and compatibility, ensuring your model operates at its best. Make your refrigerator repairs hassle-free with this vital part.

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