Samsung Microwave: tripping breaker

Possible Causes

Circuit overload on shared kitchen circuit

How to Identify: Breaker trips only when microwave runs AND other appliances are in use; no fault signs on microwave itself

Part: Household electrical circuit

Faulty or shorted internal microwave component

How to Identify: Breaker trips even on dedicated circuit; microwave shows other anomalous behavior (no heat, unusual sounds, capacitor leakage signs

Part: Microwave internal parts

Short circuit or ground fault within microwave wiring or insulation breakdown

How to Identify: Breaker trips immediately on startup; possible smell of burning or visible damage to cord

Part: Internal wiring/insulation

Poor outlet/plug connection or damaged power cord

How to Identify: Breaker trips intermittently when plug is moved; visible wear/heat marks on cord or outlet

Part: Power cord or outlet

DIY Solutions

Reduce circuit load and isolate microwave circuit

Easy 5–15 minutes

1. Disconnect other high‑power appliances from same circuit
2. Use dedicated outlet for microwave if possible
3. Verify if breaker still trips with microwave alone

⚠️ Safety First: Ensure breaker is reset before testing

Inspect power cord and outlet

Moderate 10–20 minutes

Tools Needed: flashlight

1. Unplug microwave
2. Inspect cord for damage, kinks, burn marks
3. Check outlet for discoloration or heat damage
4. Try different outlet on separate circuit

⚠️ Safety First: Do not touch live power

Professional Repairs

Replace faulty internal components (door switches, capacitor, diode, magnetron)

Estimated Cost: $80 - $250+

Electrical circuit upgrade or dedicated circuit installation

Estimated Cost: $150 - $400

When to Call a Professional

Breaker trips immediately upon microwave startup regardless of other loads

Visible smoke, burning smell, sparking from microwave or outlet

Internal component damage suspected (e.g., capacitor failure)

Preventive Maintenance

• Ensure dedicated electrical circuit or avoid sharing with other high‑wattage appliances: Overload trips
  Frequency: ongoing
• Regular visual inspection of power cord and outlet: Faults leading to short and breaker trips
  Frequency: quarterly

Frequently Asked Questions

Why is my Samsung Microwave tripping breaker?

Common causes include circuit overload, faulty components, or wiring issues.

How do I fix Samsung Microwave tripping breaker myself?

Try isolating the circuit or inspecting the power cord and outlet for damage.

How much does it cost to fix tripping breaker?

Professional repairs can cost between $80 and $400 depending on the issue.

When should I call a technician for tripping breaker?

If DIY solutions don't resolve the issue, call a technician immediately for safety.

References & Sources

• Microwave electrical overload and breaker information Community

Can I Fix This Myself?

75%

DIY Success Rate Difficulty: Either

Common Issues Reported by Users

• Door switches or latch mechanism issues (2 mentions)

User Suggested Solutions

1. Changed the damaged fuse

   Success rate: 50.0%

2. Check door switches or latch mechanism

   Success rate: 50.0%

Community Discussions

trips house breaker

Changed the damaged fuse, and the microwave is now working.

DIY View on Reddit →

tripping breaker and turning on by itself

Possible issues with door switches or latch mechanism causing the breaker to trip.

DIY View on Reddit →

Source: Reddit r/appliancerepair