MCZ64391901 - Genuine OEM LG Microwave Duct

SKU : MCZ64391901

$9.60
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LG MCZ64391901 Microwave Duct – Genuine OEM Replacement Part

The LG MCZ64391901 Microwave Duct is a genuine OEM replacement part designed to ensure optimal airflow and performance in your LG microwave oven. Available at Appliance Kingdom, this duct is compatible with select LG microwave models. Installing a proper duct helps maintain your microwave’s efficiency, safety, and longevity. Always verify your model number to confirm compatibility before purchase.

Function & Importance

The microwave duct plays a critical role in circulating air inside your appliance, preventing overheating, and allowing your microwave to operate efficiently. It channels heat and ventilation safely away from sensitive components, protecting internal electronics and ensuring consistent cooking performance. A malfunctioning or damaged duct can lead to reduced efficiency, uneven heating, or even overheating of the appliance.

Common Symptoms Indicating Replacement

Replace the MCZ64391901 microwave duct if you notice:

  • Unusual overheating or burning smells during operation

  • Reduced cooking or heating performance

  • Strange noises coming from the microwave’s vent area

  • Visible cracks, damage, or missing sections of the duct

  • Moisture buildup or condensation inside the microwave

These issues indicate that the duct is no longer functioning properly and should be replaced promptly to maintain safe operation.

Key Features & Benefits

  • Genuine OEM Quality – Ensures exact fit and reliable performance in compatible LG microwaves

  • Durable Construction – Made to withstand heat and airflow without warping

  • Restores Proper Airflow – Maintains microwave efficiency and protects internal components

  • Safe & Reliable – Prevents overheating and ensures consistent appliance operation

  • Easy Installation – Designed for a straightforward replacement process

  • Manufacturer-Approved Part – OEM standard guarantees longevity and compatibility


Trust Appliance Kingdom for high-quality, genuine LG replacement parts that keep your appliances running like new. The MCZ64391901 Microwave Duct is essential for restoring airflow, efficiency, and safe operation to your LG microwave.

We ship appliance parts across Canada, including to Abbotsford, Airdrie, Barrie, Brampton, Brantford, Burlington, Calgary, Cambridge, Chilliwack, Coquitlam, Dartmouth, Edmonton, Etobicoke, Fort McMurray, Grand Prairie, Guelph, Halifax, Hamilton, Kamloops, Kelowna, Kingston, Kitchener, Langley, Laval, Lethbridge, London (Ontario), Markham, Mississauga, Moncton, Montreal, Nanaimo, Newmarket, North Vancouver, Nova Scotia, Oakville, Oshawa, Ottawa, Peterborough, Pickering, Prince Albert, Red Deer, Regina, Saskatoon, Scarborough, St. John's, Sudbury, Surrey, Thunder Bay, Toronto, Vancouver, Vaughan, Victoria, Waterloo, West Kelowna, Whitby, Windsor and Winnipeg.

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