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Microwave Magnetron

Magnetron (Microwave High-Voltage Tube)
Genuine Frigidaire part
By: Frigidaire
Part Number: 5304480636

This magnetron converts high-voltage electrical energy into microwave energy to heat food in a microwave oven. Replacing a failed magnetron restores cooking power and eliminates cold or uneven heating. What it does:

  • Generates the microwave radiation that cooks food inside the oven cavity
  • Restores normal heating when a burned-out magnetron causes no-heat or weak heating
  • Addresses symptoms such as loud arcing, a burning smell, or no microwave output
  • Works with the oven's high-voltage circuit and waveguide to deliver microwaves to the cavity
What's included: One magnetron (single unit only) Install notes:
  • Disconnect power and allow capacitors to fully discharge before servicing; high-voltage risk is present even with the unit unplugged
  • Inspect and replace any damaged waveguide covers or high-voltage components when present
  • Use correct mounting hardware and gasket alignment to avoid arcing or microwave leakage

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$378.77
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Magnetron (Microwave High-Voltage Tube)
Genuine Whirlpool part
By: Whirlpool
Part Number: 8206079

This magnetron is the microwave's high-voltage tube that generates the microwaves used to heat food. Replacing a faulty magnetron restores heating performance and stops power-related cooking failures. What it does:

  • Converts high-voltage electrical energy into microwave radiation that heats food
  • Common symptom: microwave runs but does not heat
  • Also be needed if you notice humming, arcing, or a burning electrical smell during operation
  • Works with the oven's high-voltage system and waveguide to deliver cooking power
What's included: One magnetron (single unit) Install notes:
  • Disconnect power before servicing; microwave high-voltage components can retain lethal charge
  • Discharge the high-voltage capacitor and follow safety procedures
  • Inspect waveguide cover and surrounding components for damage when replacing the magnetron

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$153.51
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Magnetron (Microwave High-Voltage Tube)
Genuine Ge part
By: Ge
Part Number: WB27X10249

This magnetron generates microwave energy to heat food in compatible countertop and over-the-range microwaves. Replacing a worn magnetron restores cooking power and helps eliminate uneven heating or failure to heat. What it does:

  • Converts high-voltage electrical power into microwave radiation used to cook and reheat food
  • Common symptom: oven runs but food doesn't heat or heats very slowly
  • May also be needed if you notice loud buzzing, arcing, or burning odors during operation
  • Works with the microwave's high-voltage system; other components may also need inspection
What's included:
  • One magnetron (single unit as shown)
Install notes:
  • Disconnect power and discharge the microwave's high-voltage capacitor before servicing
  • Inspect surrounding parts (waveguide, diode, capacitor, and cooling fan) for damage during replacement
  • Use only the correct replacement part number to ensure proper fit and safe operation

Do-It-Yourself Stories from Customers like You Bad magnetron in 30 year old ge microwave   Timothy L. • Farmington , CT • February 17, 2020

This is a double oven so you must pull unit out of cabinet. After that you must pull microwave off of unit Read more

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Magnetron (Microwave Oven)
Genuine Ge part
By: Ge
Part Number: WB49X10226

This magnetron generates the microwave energy that heats and cooks food in a microwave oven. Replacing a failed magnetron restores heating performance so your microwave can again cook and reheat reliably. What it does

  • Converts high-voltage electrical energy into microwave radiation used to heat food
  • Common symptom: microwave runs but does not heat or heats weakly
  • A failed magnetron can trip fuses or circuit breakers inside the oven
What's included One magnetron (single unit) Install notes
  • Disconnect power and verify the appliance is unplugged before service
  • High-voltage components (magnetron, capacitor, transformer) can hold lethal charge — discharge the capacitor and follow safety procedures
  • Use proper replacement hardware and gasketing as required; secure mounting and shielding per OEM instructions

Do-It-Yourself Stories from Customers like You Would no longer heat food   Charles J. • Keller , TX • March 06, 2015

Printed out and followed the online written instructions and referred to the video several times. For us, it was a two person job to safely support the front of the microwave while removing the two mounting bolts which go through the cabinet from above. After tilting the front down, lifting the back up and off of the wall bracket required both of us. Not overly heavy, just awkward. The replacing of the magnetron and diode went fine, just follow the instructions. There are lots of screws to... Read more

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Magnetron
Genuine Whirlpool part
By: Whirlpool
Part Number: W10844213

 

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Magnetron
Genuine Whirlpool part
By: Whirlpool
Part Number: 8206317

 

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Magnetron
Genuine Ge part
By: Ge
Part Number: WB27X10579

 

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Magnetron
Genuine Ge part
By: Ge
Part Number: WB27X44106

This is the microwave's magnetron—the high-voltage tube that generates microwave energy to heat food. Replacing a failed magnetron can restore normal heating performance and consistent cooking. What it does and common symptoms:

  • Produces the microwave energy that heats and cooks food
  • Microwave runs but doesn't heat
  • Loud humming or buzzing from the high-voltage section
  • Trips the internal fuse or household breaker at start-up
  • Unusual burning odor indicating an internal short
What's included:
  • 1 magnetron
Install notes:
  • Unplug the microwave; the high-voltage capacitor can retain a dangerous charge even when unplugged.
  • Handle the antenna dome carefully; avoid touching or contaminating its surface.
  • Transfer any required brackets, insulators, or thermal cutouts from the original part as designed; ensure correct orientation and secure mounting for proper cooling.
  • Reinstall all covers, grounds, and door-interlock components exactly as designed before testing.

Do-It-Yourself Stories from Customers like You Microwave stopped working, unit would run but food would not get hot   Garry H. • Monmouth Beach , NJ • November 19, 2019

This was much easier than I expected. First and foremost discharge the capacitor, google has the instructions. The diagnosis was also easy, really just 3 parts, the Magnetron, the Capacitor, and the Diode. With a simple multimeter measuring the resistance I was able to determine the Magnetron had shorted out and the diode was bad. I replaced all three components which fixed my issue. Read more

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Magnetron
Genuine Whirlpool part
By: Whirlpool
Part Number: W11596034

The Magnetron is an OEM component specifically designed for Whirlpool microwaves. It generates microwave energy for efficient cooking and reheating. 

Symptoms of a faulty magnetron include:

  • Food taking excessively long cook times  
  • Inconsistent or incomplete heating from cold spots
  • Sparking noises emanating from inside cavity

Causes like normal use diminish performance over time. Complex circuitry makes repairs difficult.

This OEM Whirlpool part is compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore microwave models.

Do-It-Yourself Stories from Customers like You Jenn Air microwave became noisy and would not heat.   Darren O. • Leesville , LA • April 28, 2022

Troubleshot the issue and ended up replacing the magnetron. Back up and heating like it should. Read more

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Main Control Board (Electronic Control), 1
Genuine Ge part
By: Ge
Part Number: WB27X10827

This main electronic control board assembly manages the refrigerator's core functions so the unit responds correctly to user inputs and cycles components for cooling and defrost. Replacing a failed board restores normal control and operation. What it does:

  • Manages compressor, fans and defrost cycles by sending signals to subsystem components
  • Interprets front-panel inputs and adjusts settings and modes
  • Controls display/status indicators and error reporting for diagnostics
  • Helps regulate cooling behavior when functioning correctly
  • Commonly linked to symptoms like unresponsive controls, incorrect temperatures, or erratic cycles
What's included:
  • One main control board assembly
Install notes:
  • Disconnect power to the appliance before starting to avoid shock or damage
  • Handle the board by edges and avoid static discharge; use proper ESD precautions
  • Verify connectors are fully seated and routed as originally installed; photograph wiring before disassembly
  • After installation, restore power and confirm proper operation of controls, display and cooling functions

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$69.76
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Magnetron (Microwave High-Voltage Tube), 1 Count
Genuine Ge part
By: Ge
Part Number: WB27X10248

This magnetron is the high-voltage tube that generates the microwave energy used to heat food in compatible microwave ovens. Installing a new magnetron restores microwave heating when the tube has failed. What it does:

  • Converts high-voltage electrical energy into microwave radiation to heat food
  • Restores heating when oven powers up but does not heat or has weak heating
  • Addresses humming, arcing/ sparks, or blown microwave fuses caused by a failed tube
  • Works as the core microwave source; must be used with intact waveguide and protective cover
What's included:
  • One magnetron (quantity: 1)
Install notes:
  • High-voltage components retain lethal charge; disconnect power and discharge the capacitor before service
  • Inspect and replace any damaged waveguide cover or high-voltage wiring when installing
  • Do not operate the microwave with the outer cover removed; follow OEM torque and mounting instructions

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$273.43
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$328.12
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Magnetron
Genuine Ge part
By: Ge
Part Number: WB27X10316

 

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Magnetron (Microwave Tube)
Genuine Lg part
By: Lg
Part Number: 2B71732G

This magnetron is the high-voltage microwave tube that generates the microwave energy used to cook and reheat food in your oven. Replacing a failing magnetron restores heating performance when the rest of the microwave system is functioning. What it does:

  • Generates microwave energy that heats food inside the oven cavity
  • Common symptom: unit powers on but does not heat
  • May also cause loud humming, burning smell, or arcing when failing
  • Works with the oven's high-voltage circuit and waveguide to deliver even cooking
What's included:
  • One magnetron
Install notes:
  • High-voltage component — disconnect power and discharge the capacitor before service
  • Avoid touching terminals or the ceramic insulators; handle by mounting brackets
  • Verify other high-voltage components (diode, capacitor, transformer) and seals to ensure safe operation

This part fixes the following symptoms
  • Noisy
See more...
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Magnetron (Microwave Oven High-Voltage Tube)
Genuine Frigidaire part
By: Frigidaire
Part Number: 5304448837

This magnetron is the high-voltage microwave source used in countertop and over-the-range ovens to heat food. Replacing a failed magnetron restores the oven's ability to generate microwave energy for cooking. What it does:

  • Generates microwave energy that heats and cooks food inside the oven cavity.
  • Commonly needed when the oven runs but does not heat, or heating is very weak.
  • May be replaced if you hear loud buzzing, intermittent heating, or experience arcing/sparking inside the cavity.
  • Works with the oven's high-voltage circuit and waveguide to distribute microwaves evenly.
What's included:
  • One magnetron (single unit as shown)
Install notes:
  • High-voltage component: always disconnect power and discharge the capacitor before service.
  • Inspect and replace any damaged waveguide cover, seals, or mounting hardware; secure all connections and shielding per OEM instructions.
  • Follow all safety warnings in the oven's service manual and dispose of the old magnetron according to local regulations.

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$239.95
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Duct-Magnetron (Waveguide Duct)
Genuine Frigidaire part
By: Frigidaire
Part Number: 5304464197

This duct-magnetron (waveguide duct) directs microwave energy from the magnetron into the oven cavity and helps protect internal components. Replacing a damaged duct restores proper wave guidance and prevents arcing or burn damage. What it does:

  • Channels microwaves from the magnetron into the cooking cavity for even energy transfer
  • Shields surrounding components from heat and sparking that can occur with a cracked or warped duct
  • Helps prevent arcing, burning smells, and visible sparks inside the microwave
  • Maintains proper alignment between the magnetron output and the oven waveguide
What's included:
  • One duct-magnetron (waveguide duct) as shown
Install notes:
  • Unplug the appliance and ensure power is disconnected before servicing
  • Microwave high-voltage components can store lethal charge; discharge capacitors and follow safety procedures
  • Handle carefully to avoid bending or further damaging the duct; wear gloves and eye protection

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$61.95
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Magnetron
Genuine Ge part
By: Ge
Part Number: WB27X11038

 

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  • boxes images Over 2.1 Million Parts In Stock
  • time delivery images 2 Day Quick Delivery!
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