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Mzb-12A Parts

Some parts shown may not be for your model. To see parts for your model only, select it from "Matching Model Numbers" list on the left.

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Microwave Turntable Shaft
Genuine Lg part
By: Lg
Part Number: 4371W1A001B

Fix a microwave turntable that won't spin or wobbles during heating. This replacement shaft restores smooth glass tray rotation for even cooking.

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$50.57

Out Of Stock

Usually ships within 4 - 14 days

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Microwave Mounting Bracket
Genuine Lg part
By: Lg
Part Number: 4810W1A180A

Mounting bracket for microwaves. Secures the unit to cabinetry or wall. Replace if bent, cracked, or missing to ensure proper installation support.

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$13.95

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Usually ships within 4 - 14 days

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Drawer Nut
Genuine Lg part
By: Lg
Part Number: 4B71028B

 

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$5.48

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Usually ships within 4 - 14 days

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Wall Oven Sheath Heater
Genuine Lg part
By: Lg
Part Number: 5300W1S006M

Replace a sheath heater when your wall oven won't heat properly or heats unevenly. This heating element is a moderate repair taking 30-60 minutes.

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$57.76

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Usually ships within 4 - 14 days

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Heater,Miraclon
Genuine Lg part
By: Lg
Part Number: 5300W2A006Y

 

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$50.82

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Usually ships within 4 - 14 days

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Wall Oven Halogen Heating Element
Genuine Lg part
By: Lg
Part Number: 5300W2H004M

Oven not heating properly or taking too long to reach temperature? This halogen heating element restores concentrated heat for normal baking and roasting.

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$74.95

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Usually ships within 4 - 14 days

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Microwave Mounting Screw
Genuine Lg part
By: Lg
Part Number: 1MTC0402432

Replacement mounting screw for microwaves and wall ovens. Secures internal components and panels. Order a new screw if yours is stripped, missing, or lost.

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$10.58

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Usually ships within 4 - 14 days

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Screw,Machine
Genuine Lg part
By: Lg
Part Number: 1MTC0402832

 

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$10.58

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Usually ships within 4 - 14 days

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Nut
Genuine Lg part

Nut

By: Lg
Part Number: 1NHA0400032

 

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$10.58

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Usually ships within 4 - 14 days

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Motor, Ac Fan (Fan Motor)
Genuine Lg part
By: Lg
Part Number: 2B72066Y

This AC fan motor powers the appliance's cooling fan to move air across coils for proper heat exchange and temperature control. Designed as a direct replacement to restore normal airflow and cooling performance. What it does:

  • Spins the cabinet/condensing/evaporator fan to circulate air for heat exchange
  • Restores airflow if fan is noisy, intermittent, or not running
  • Helps prevent overheating by maintaining proper condenser/evaporator ventilation
  • Reduces cycling issues caused by poor air movement
What's included: One AC fan motor Install notes:
  • Disconnect power before servicing to avoid shock or injury
  • Handle the motor and fan blades carefully to prevent damage to wiring and connectors
  • Verify mounting orientation and connector fit before securing the motor

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$65.86

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Usually ships within 4 - 14 days

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Reflector (Replacement), 1-Piece
Genuine Lg part
By: Lg
Part Number: 3034W2A007H

This replacement reflector restores proper light/heat direction and helps protect the internal lamp area from damage. It installs in the appliance's interior to improve illumination and component coverage. What it does:

  • Directs light or heat toward the intended area for consistent performance
  • Protects the lamp/sensor area from direct contact and debris
  • Replaces cracked, warped or missing reflectors that cause uneven lighting
  • Helps eliminate rattling or loose-fit issues when the original reflector is damaged
What's included: One replacement reflector Install notes:
  • Disconnect power before starting any repair to avoid shock or injury
  • Handle the reflector carefully to avoid scratches or bending that reduce effectiveness
  • Use the same mounting hardware and fasteners removed during disassembly; do not overtighten

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$23.32

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Usually ships within 4 - 14 days

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Reflector
Genuine Lg part
By: Lg
Part Number: 3034W2A008C

 

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$107.89

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Usually ships within 4 - 14 days

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Reflector Assembly (Replacement)
Genuine Lg part
By: Lg
Part Number: 3035W1A010D

This reflector assembly restores proper reflection inside the appliance, helping redirect light/airflow as intended for consistent performance. Replace a cracked, dented, or missing reflector to reduce glare, rattling, or uneven operation. What it does

  • Directs reflected light and airflow within the appliance to maintain designed performance.
  • Helps prevent hot/cold spots or uneven airflow caused by a damaged reflector.
  • Stops loose or broken reflector pieces from rattling during operation.
  • Restores proper fit and alignment when the original reflector is bent, cracked, or missing.
What's included One reflector assembly. Install notes
  • Disconnect power (unplug or switch off circuit breaker) before starting any repair.
  • Handle carefully; edges may be sharp—wear gloves and eye protection.
  • Remove panels and fasteners as shown; retain original screws for reinstall.

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$82.58

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Usually ships within 4 - 14 days

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Flat Case (Outer Housing)
Genuine Lg part
By: Lg
Part Number: 3112W0F050G

This flat case is the exterior housing panel that restores the appliance's finished appearance and protects internal parts from dust and damage. It replaces a cracked or worn outer housing to help keep components covered and secure. What it does:

  • Replaces damaged or cracked outer housing to restore cosmetic appearance
  • Protects internal components from dust, spills, and incidental contact
  • Helps maintain proper panel alignment and fit of adjacent trims and controls
  • Reduces the risk of exposed wiring or components after case damage
What's included:
  • One flat case (outer housing) as pictured
Installation notes:
  • Disconnect power to the appliance before beginning any repair
  • Installation typically requires removing surrounding trim and fasteners; keep screws and clips for reassembly
  • Handle edges carefully—plastic panels and metal trim can have sharp edges

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$82.58

Out Of Stock

Usually ships within 4 - 14 days

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Plate Assembly (Base)
Genuine Lg part
By: Lg
Part Number: 3303W0A030N

This plate assembly is the microwave turntable support that centers and stabilizes the cooking plate for even heating and safe operation. Replaces a worn or cracked base to restore proper plate rotation and support. What it does

  • Supports the glass turntable and helps maintain smooth rotation during operation
  • Restores proper alignment if the original base is cracked, warped, or broken
  • Helps reduce wobble and uneven cooking caused by a damaged support
  • Compatible with microwave models using the specified OEM part number
What's included
  • One plate assembly
Install notes
  • Unplug the appliance before beginning any service to avoid shock or injury
  • Installation is simple in most microwaves; remove the turntable and snap the old base out, then seat the replacement

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$172.64

Out Of Stock

Usually ships within 4 - 14 days

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Tray,Metal
Genuine Lg part
By: Lg
Part Number: 3390W1A043C

 

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$157.33

Out Of Stock

Usually ships within 4 - 14 days

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  • 5,000+ Repair Videos 5,000+ Repair Videos
  • Same-Day Shipping Same-Day Shipping
  • 365 Day Return Policy! 365 Day Return Policy!
  • Repair ForumFree Tech Support!
  • Top Quality Store on Google