Microwave Parts Online
Updated on September 27, 2025
Need microwave parts online? At PartsDiscount.com we stock the most-requested OEM and quality replacements to fix no-heat, turntable won’t spin, tripping breaker, or keypad/control issues. With 30+ years of combined experience, we deliver same-day shipping, accurate fitment, and no restocking fees.
Why Buy Microwave Parts from PartsDiscount?
- Same-day shipping on in-stock parts
- No restocking fees — we’re the only company that does this
- 30+ years of combined appliance parts experience
- Easy-to-use Support Center
- Verified customer reviews and trusted service
Popular Microwave Replacement Parts
Magnetrons
The heart of your microwave — generates microwave energy. Replace if no heating.
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Top 20 Microwave Part Numbers
- WB27X10017 — GE Microwave Magnetron
- W10754299 — Whirlpool Magnetron
- 5304468869 — Frigidaire Magnetron
- WB27X10927 — GE Control Board
- DE91-70063D — Samsung Door Switch
- WB24X10047 — GE Door Interlock Switch
- 5304461113 — Frigidaire Turntable Motor
- WB26X10233 — GE Turntable Motor
- W10269458 — Whirlpool Diode
- 00631588 — Bosch Fuse
- WB27X11079 — GE Capacitor
- WB27X10928 — GE Smart Board
- W10269232 — Whirlpool Fuse
- DE91-70060A — Samsung Fuse
- 5304509470 — Frigidaire Door Switch Kit
- WB27X709 — GE Diode
- DE26-00126A — Samsung Magnetron
- W10850446 — Whirlpool Tray Motor
- 00630733 — Bosch Control Module
- WB49X10097 — GE Glass Tray
Common Microwave Issues
| Symptom | Likely Causes | Parts to Check |
|---|---|---|
| No heat | Failed magnetron, diode, or capacitor | Magnetron, diode, capacitor |
| Turntable not spinning | Broken motor or coupler | Turntable motor, coupler |
| Microwave trips breaker | Shorted capacitor or diode | Diode, capacitor |
| Won’t start | Defective door switch | Door switch, interlock switch |
| Keypad not responding | Failed control board | Control board |
Microwave Safety Tips
- Unplug before repair: Microwaves contain high-voltage capacitors.
- Discharge capacitor: Always discharge properly before servicing.
- Replace parts correctly: Wrong installs can be dangerous — follow guides closely.
Common Microwave Parts & What They Do
- Magnetron
- Generates microwave energy for heating food.
- Fuse
- Protects the microwave from power surges.
- Turntable Motor
- Rotates the glass tray for even cooking.
- Door Switch
- Ensures safe operation — microwave won’t run with a bad switch.
- Diode
- Works with capacitor to power the magnetron.
- Capacitor
- Stores energy and powers the magnetron circuit.
- Glass Tray
- Holds food and rotates during cooking.
Shop Microwave Parts by Brand
GE • Whirlpool • Samsung • Frigidaire • LG • Bosch • Kenmore
How to Find Your Microwave Model Number
Look on the inside of the microwave door frame, behind the control panel, or on the back of the appliance. Enter the model number in the search box above to see compatible parts.
Microwave Parts FAQ
Why is my microwave not heating?
Most often a failed magnetron, diode, or capacitor. Replace as needed.
Why won’t my microwave start?
Usually a bad door switch or fuse. Replace the defective part.
Why does my microwave trip the breaker?
Shorted diode or capacitor can cause tripping. Replace faulty parts.
Do you charge restocking fees?
No — we never charge restocking fees on standard returns.
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30+ years of combined appliance parts experience. Same-day shipping, no restocking fees, verified customer reviews.