Microwave Thermal Cut-Off (or Thermal Fuse)

5 products

  • Sale -42% XPMTC-70 Microwave Thermal Fuse 70℃ (158°F)  Parts-O-Matic

    XPARTCO XPMTC-120 Microwave Thermal Cut-Off Fuse 120℃ (248°F) Normally Closed

    XPMTC-120 Microwave Thermal Cut-Off Fuse 120℃ (248°F) – Normally Closed – Universal Microwave Safety Cutoff Product Description Protect your microwave from overheating with the XPMTC-120 Microwave Thermal Cut-Off Fuse 120℃ (248°F), Normally Closed. This high-quality aftermarket safety device remains closed (conductive) during normal operation and opens permanently when internal temperatures exceed 120℃, cutting power to prevent component damage or fire risk. A tripped thermal cut-off can cause the microwave to lose power or stop heating. Replacing it with the correctly rated NC fuse restores safe operation and proper protection. Replaces Part Numbers XPMTC-120, MTC-120, KSD-120LC, Microwave Thermal Fuse 120C NC, 248F Normally Closed Thermal Cutoff, WB27X1127, 254709, AH239811, EA239811, WB21X0535, WB21X535, PD00023089, EAP239811, AP2026352, PS239811, WB21X10162, 1556022, AH2370041, EA2370041, KSD 120LC, PD00037108, EAP2370041, AP4484224, PS2370041, 5304509474, 5304464093, 4583662, PD00042646, EAP12071309, AP6230621, PS12071309, WB27X11212, 3026293, SE-7350-006, WB24X28948, WB27X10854, PD00044723, EAP8754627, AP5791056, PS8754627, DE47-20059B, 2079767, DE47-20059A, PD00005107, EAP4226453, AP4580112, PS4226453, DE47-20060A, 2079768, PD00036362, EAP4226454, AP4220155, PS4226454, WB27X10567, 946799, AH239709, PD00050529, EA239709, AP3192016, PS239709. Compatibility This normally closed microwave thermal cut-off fuse is compatible with many GE, Whirlpool, Samsung, LG, Frigidaire, Panasonic, Sharp, and Kenmore microwave ovens that require a 120℃ (248°F) NC thermal cutoff. Commonly used in countertop, over-the-range, and built-in microwave models. Always verify temperature rating and contact type before ordering.Contact our support team if you’re unsure. 🔍 What’s the Difference Between NC and NO Thermal Cut-Offs? Normally Closed (NC): Circuit is closed during normal operation and opens permanently when the rated temperature is reached.👉 Most microwave thermal cut-offs are NC. Normally Open (NO): Circuit is open during normal operation and closes only when overheated (used in limited designs). ⚠️ Installing the wrong type (NC vs NO) may cause the microwave not to run or fail to protect against overheating. ✅ Key Features 🔄 Aftermarket Replacement – Built to OEM-equivalent safety specifications 🌡️ 120℃ (248°F) Rating – Trips at unsafe temperature levels 🔁 Normally Closed (NC) – Conducts power during normal operation 🛡️ Critical Safety Component – Helps prevent overheating and fire hazards 💰 Cost-Effective Repair – Affordable alternative to OEM thermal cut-offs 📐 Product Specification Part Number: XPMTC-120 Component Type: Microwave Thermal Cut-Off Fuse Temperature Rating: 120℃ (248°F) Contact Type: Normally Closed (NC) Function: One-time safety cutoff Material: Heat-resistant metal body Application: Magnetron or microwave cavity temperature protection Quality Level: Aftermarket replacement (not OEM) 🛠️ Installation Notes Tools Needed: Phillips screwdriver, insulated pliers ⚠️ Safety First:Unplug the microwave before servicing. Microwaves contain high-voltage components—allow capacitors to discharge before handling internal parts. Basic Steps: Disconnect microwave power. Remove the outer cabinet or access panel. Locate the thermal cut-off near the magnetron or cavity. Disconnect wiring and remove the failed fuse. Install the new XPMTC-120 (NC) thermal cut-off in the same position. Reassemble the microwave and restore power. Test operation. ⏱️ Time Required: 15–25 minutes 📦 Shop With Confidence 🚚 Free Shipping on All Orders ⚙️ Trusted Aftermarket Appliance Parts 🔄 30-Day Return Policy Restore microwave safety and dependable operation — Add to Cart Now for a reliable, budget-friendly repair!

    $15.50 $8.99

  • Sale -42% XPMTC-180 Microwave Thermal Cut-Off Fuse 180℃ (356°F) Normally Closed  Parts-O-Matic

    XPARTCO XPMTC-180 Microwave Thermal Cut-Off Fuse 180℃ (356°F) Normally Closed

    XPMTC-180 Microwave Thermal Cut-Off Fuse 180℃ (356°F) – Normally Closed – Universal Microwave Safety Cutoff Product Description Protect your microwave from extreme overheating with the XPMTC-180 Microwave Thermal Cut-Off Fuse 180℃ (356°F), Normally Closed. This high-temperature safety device is designed to remain closed (conductive) during normal operation and open permanently when internal temperatures exceed 180℃, immediately cutting power to prevent serious damage or fire risk. A tripped thermal cut-off can cause the microwave to lose power or stop heating. Replacing it with the correctly rated NC fuse restores safe and reliable operation. Replaces Part Numbers XPMTC-180, MTC-180, Microwave Thermal Fuse 180C NC, 356F Normally Closed Thermal Cutoff, WB24X29270, 4586233, PD00045446, EAP12170419, KSD1 BR1 180, AP6262395, PS12170419, 6930W1A003X, 1365203, AH3530468, EA3530468, PD00001857, AP4443816, PS3530468. Compatibility This normally closed microwave thermal cut-off fuse is compatible with many GE, Whirlpool, Samsung, LG, Frigidaire, Panasonic, Sharp, and Kenmore microwave ovens that require a 180℃ (356°F) NC thermal cutoff. Commonly used near the magnetron, high-heat zones, or cavity protection points. Always verify temperature rating and contact type before ordering.Contact our support team if you’re unsure. 🔍 What’s the Difference Between NC and NO Thermal Cut-Offs? Normally Closed (NC): Circuit is closed during normal operation and opens permanently when the rated temperature is reached.👉 Most microwave thermal cut-offs are NC. Normally Open (NO): Circuit is open during normal operation and closes only when overheated (used in limited designs). ⚠️ Installing the wrong type (NC vs NO) may cause the microwave not to run or fail to protect against overheating. ✅ Key Features 🔄 Aftermarket Replacement – Built to OEM-equivalent safety specifications 🌡️ 180℃ (356°F) Rating – Designed for high-temperature protection zones 🔁 Normally Closed (NC) – Conducts power during normal operation 🛡️ Critical Safety Component – Prevents overheating and fire hazards 💰 Cost-Effective Repair – Affordable alternative to OEM thermal cut-offs 📐 Product Specification Part Number: XPMTC-180 Component Type: Microwave Thermal Cut-Off Fuse Temperature Rating: 180℃ (356°F) Contact Type: Normally Closed (NC) Function: One-time safety cutoff Material: Heat-resistant metal body Application: Magnetron or high-heat cavity temperature protection Quality Level: Aftermarket replacement (not OEM) 🛠️ Installation Notes Tools Needed: Phillips screwdriver, insulated pliers ⚠️ Safety First:Unplug the microwave before servicing. Microwaves contain high-voltage components—allow capacitors to discharge before handling internal parts. Basic Steps: Disconnect microwave power. Remove the outer cabinet or access panel. Locate the thermal cut-off near the magnetron or high-heat area. Disconnect wiring and remove the failed fuse. Install the new XPMTC-180 (NC) thermal cut-off in the same position. Reassemble the microwave and restore power. Test operation. ⏱️ Time Required: 15–25 minutes 📦 Shop With Confidence 🚚 Free Shipping on All Orders ⚙️ Trusted Aftermarket Appliance Parts 🔄 30-Day Return Policy Restore microwave safety under extreme heat conditions — Add to Cart Now for a dependable, budget-friendly repair!

    $15.50 $8.99

  • Sale -42% XPMTC-110 Microwave Thermal Cut-Off Fuse 110℃ (230°F) Normally Closed  Parts-O-Matic

    XPARTCO XPMTC-110 Microwave Thermal Cut-Off Fuse 110℃ (230°F) Normally Closed

    XPMTC-110 Microwave Thermal Cut-Off Fuse 110℃ (230°F) – Normally Closed – Universal Microwave Safety Cutoff Product Description Protect your microwave from overheating with the XPMTC-110 Microwave Thermal Cut-Off Fuse 110℃ (230°F), Normally Closed. This high-quality aftermarket safety device is designed to remain closed (conductive) during normal operation and open permanently when internal temperatures exceed 110℃, cutting power to prevent damage or fire risk. A tripped thermal cut-off can cause loss of power or heating failure. Replacing it with the correctly rated NC fuse restores safe operation and proper protection. Replaces Part Numbers XPMTC-110, MTC-110, Microwave Thermal Fuse 110C NC, 230F Normally Closed Thermal Cutoff, WB27X10810, 1086422, AH953949, EA953949, PD00057547, AP3792919, PS953949, 6930W1A003J, 1266877, 1365195, 6930W1A002D, 6930WRT003C, PD00030706, EAP3530463, AP4441844, PS3530463, WB27X11208, WB27X10851, 251201300912, 3026289, PD00034878, EAP8754624, AP5791053, S8754624, WB18X35517, PD00066985, EAP16219519, AP6990372, PS16219519, 5304509449, 5304464074, 4583645, PD00050915, EAP12071292, AP6230604, PS12071292. Compatibility This normally closed microwave thermal cut-off fuse is compatible with many GE, Whirlpool, Samsung, LG, Frigidaire, Panasonic, Sharp, and Kenmore microwave ovens that require a 110℃ (230°F) NC thermal cutoff. Commonly used in countertop, over-the-range, and built-in microwave models. Always verify temperature rating and contact type before ordering.Contact our support team if you’re unsure. 🔍 What’s the Difference Between NC and NO Thermal Cut-Offs? Normally Closed (NC): Circuit is closed during normal operation and opens permanently when the rated temperature is reached.👉 Most microwave thermal cut-offs are NC. Normally Open (NO): Circuit is open during normal operation and closes only when overheated (used in limited designs). ⚠️ Installing the wrong type (NC vs NO) may cause the microwave not to run or fail to protect against overheating. ✅ Key Features 🔄 Aftermarket Replacement – Built to OEM-equivalent safety specifications 🌡️ 110℃ (230°F) Rating – Trips at unsafe temperature levels 🔁 Normally Closed (NC) – Conducts power during normal operation 🛡️ Critical Safety Component – Helps prevent overheating and fire hazards 💰 Cost-Effective Repair – Affordable alternative to OEM thermal cut-offs 📐 Product Specification Part Number: XPMTC-110 Component Type: Microwave Thermal Cut-Off Fuse Temperature Rating: 110℃ (230°F) Contact Type: Normally Closed (NC) Function: One-time safety cutoff Material: Heat-resistant metal body Application: Magnetron or microwave cavity temperature protection Quality Level: Aftermarket replacement (not OEM) 🛠️ Installation Notes Tools Needed: Phillips screwdriver, insulated pliers ⚠️ Safety First:Unplug the microwave before servicing. Microwaves contain high-voltage components—allow capacitors to discharge before handling internal parts. Basic Steps: Disconnect microwave power. Remove the outer cabinet or access panel. Locate the thermal cut-off near the magnetron or cavity. Disconnect wiring and remove the failed fuse. Install the new XPMTC-110 (NC) thermal cut-off in the same position. Reassemble the microwave and restore power. Test operation. ⏱️ Time Required: 15–25 minutes 📦 Shop With Confidence 🚚 Free Shipping on All Orders ⚙️ Trusted Aftermarket Appliance Parts 🔄 30-Day Return Policy Restore microwave safety and dependable operation — Add to Cart Now for a reliable, budget-friendly repair!

    $15.50 $8.99

  • Sale -42% XPMTC-70 Microwave Thermal Fuse 70℃ (158°F)  Parts-O-Matic

    XPARTCO XPMTC-100 Microwave Thermal Cut-Off Fuse 100℃ (212°F) Normally Closed

    XPMTC-100 Microwave Thermal Cut-Off Fuse 100℃ (212°F) – Normally Closed – Universal Microwave Safety Cutoff Product Description Protect your microwave from overheating with the XPMTC-100 Microwave Thermal Cut-Off Fuse 100℃ (212°F), Normally Closed. This high-quality aftermarket safety device is designed to remain closed (conductive) during normal operation and open permanently when temperatures exceed 100℃, cutting power to prevent damage or fire risk. A failed or tripped thermal cut-off can cause the microwave to lose power or stop heating. Replacing it with this correctly rated normally closed fuse restores safe operation and proper protection. Replaces Part Numbers XPMTC-100, MTC-100, Microwave Thermal Fuse 100C NC, 212F Normally Closed Thermal Cutoff, KSD-100LC, WB27X11094, 1556167, AH2370184, EA2370184, PD00044040, EAP2370184, AP4484359, PS2370184, WB27X10909, 1262954, AH1481222, EA1481222, PD00075864, EAP1481222, AP3994059, PS1481222, DE47-20196C, 2079793, DE47-20196A, PD00023369, AP4580114, PS4226487, 5304456094, 1198238, AH1532498, PD00083148, EA1532498, AP3960659, PS1532498. Compatibility This normally closed microwave thermal cut-off fuse is compatible with many GE, Whirlpool, Samsung, LG, Frigidaire, Panasonic, Sharp, and Kenmore microwave ovens that require a 100℃ (212°F) NC thermal cutoff. Commonly used in countertop, over-the-range, and built-in microwave models. Always verify temperature rating and NC (Normally Closed) configuration before ordering.Contact our support team if you’re unsure. ✅ Key Features 🔄 Aftermarket Replacement – Built to OEM-equivalent safety specifications 🌡️ 100℃ (212°F) Rating – Trips at unsafe temperature levels 🔁 Normally Closed (NC) – Conducts power during normal operation 🛡️ Critical Safety Component – Prevents overheating and fire hazards 💰 Cost-Effective Repair – Affordable alternative to OEM thermal cut-offs 📐 Product Specification Part Number: XPMTC-100 Component Type: Microwave Thermal Cut-Off Fuse Temperature Rating: 100℃ (212°F) Contact Type: Normally Closed (NC) Function: One-time safety cutoff Material: Heat-resistant metal body Application: Magnetron or microwave cavity temperature protection Quality Level: Aftermarket replacement (not OEM) 🛠️ Installation Notes Tools Needed: Phillips screwdriver, insulated pliers ⚠️ Safety First:Unplug the microwave before servicing. Microwaves contain high-voltage components—allow capacitors to discharge before handling internal parts. Basic Steps: Disconnect microwave power. Remove the outer cabinet or access panel. Locate the thermal cut-off near the magnetron or cavity. Disconnect wiring and remove the failed fuse. Install the new XPMTC-100 (NC) thermal cut-off in the same position. Reassemble the microwave and restore power. Test operation. ⏱️ Time Required: 15–25 minutes 📦 Shop With Confidence 🚚 Free Shipping on All Orders ⚙️ Trusted Aftermarket Appliance Parts 🔄 30-Day Return Policy Restore microwave safety and dependable operation — Add to Cart Now for a reliable, budget-friendly repair!

    $15.50 $8.99

  • Sale -42% XPMTC-70 Microwave Thermal Fuse 70℃ (158°F)  Parts-O-Matic

    XPARTCO XPMTC-70 Microwave Thermal Cut-Off Fuse 70℃ (158°F) Normally Closed

    XPMTC-70 Microwave Thermal Fuse 70 ℃ (158 °F)  Normally Closed – Universal Microwave Safety Cutoff Product Description Protect your microwave from overheating with the XPMTC-70 Microwave Thermal Fuse 70 ℃ (158 °F). This high-quality aftermarket safety fuse is designed to permanently interrupt power when internal temperatures exceed safe operating limits. A blown thermal fuse can cause the microwave to lose power, stop heating, or shut down entirely. Replacing it with this reliable XPMTC-70 fuse restores safe operation and helps prevent damage to internal components. Replaces Part Numbers XPMTC-70, MTC-70, Microwave Thermal Fuse 70C, 158F Thermal Cutoff, KSD201 70C, KSD-40LC 70,  Compatibility This universal microwave thermal fuse is compatible with many GE, Whirlpool, Samsung, LG, Frigidaire, Panasonic, Sharp, and Kenmore microwave ovens that require a 70 ℃ (158 °F) thermal cutoff. Commonly used in countertop, over-the-range, and built-in microwave models. Always verify temperature rating and fuse style before ordering.Contact our support team if you’re unsure. ✅ Key Features 🔄 Aftermarket Replacement – Matches OEM temperature cutoff performance 🌡️ 70 ℃ (158 °F) Safety Rating – Activates at unsafe temperature levels 🛡️ Critical Safety Component – Helps prevent overheating and fire risk 💪 Durable Construction – Designed for long-term reliability 💰 Cost-Effective Repair – Affordable alternative to OEM thermal fuses 📐 Product Specification Part Number: XPMTC-70 Component Type: Microwave Thermal Fuse / Thermal Cutoff Temperature Rating: 70 ℃ (158 °F) Function: One-time safety cutoff Material: Heat-resistant metal body Application: Microwave cavity or magnetron temperature protection Quality Level: Aftermarket replacement (not OEM) 🛠️ Installation Notes Tools Needed: Phillips screwdriver, insulated pliers ⚠️ Safety First:Unplug the microwave before servicing. Microwaves contain high-voltage components—allow time for capacitors to discharge before handling internal parts. Basic Steps: Disconnect microwave power. Remove the outer cabinet or access panel. Locate the thermal fuse near the magnetron or cavity. Disconnect wiring and remove the blown fuse. Install the new XPMTC-70 thermal fuse in the same position. Reassemble the unit and restore power. Test microwave operation. ⏱️ Time Required: 15–25 minutes 📦 Shop With Confidence 🚚 Free Shipping on All Orders ⚙️ Trusted Aftermarket Appliance Parts 🔄 30-Day Return Policy Restore microwave safety and functionality — Add to Cart Now for a dependable, budget-friendly repair!

    $15.50 $8.99

Microwave-Thermal-Cut-Off-or-Thermal-Fuse Parts-O-Matic

Microwave Thermal Cut-Off – Overview

A microwave thermal cut-off is a critical safety component designed to protect a microwave oven from overheating. It monitors internal temperatures and automatically shuts off power when unsafe heat levels are detected, helping prevent damage to the appliance and reducing the risk of fire.

Thermal cut-offs are commonly installed near heat-sensitive areas such as the magnetron, cavity, or airflow channels. If the temperature exceeds the rated limit, the thermal cut-off permanently opens the electrical circuit, stopping the microwave from operating until the faulty part is replaced.

How a Microwave Thermal Cut-Off Works

A microwave thermal cut-off is a one-time safety device. Unlike thermostats that can reset, a thermal cut-off remains open once triggered. This ensures that overheating issues—such as blocked vents, failed cooling fans, or magnetron problems—are addressed before the microwave is used again.

Why the Thermal Cut-Off Is Important

  • Prevents overheating and electrical damage
  • Protects against fire hazards
  • Safeguards expensive components like the magnetron
  • Ensures safe operation of the microwave

Common Signs of a Failed Microwave Thermal Cut-Off

  • Microwave has no power at all
  • Unit shuts off suddenly and won’t restart
  • Microwave appears completely dead despite working outlets

Replacement Considerations

When replacing a microwave thermal cut-off, it’s essential to:

  • Match the exact temperature rating
  • Use the correct voltage and amperage
  • Install it in the original mounting location

Using an incorrect thermal cut-off can compromise safety and appliance performance.

Compatible With Major Microwave Brands

Microwave thermal cut-offs are used across many popular brands, including Whirlpool®, GE®, Samsung®, LG®, Frigidaire®, and others. Always confirm compatibility using your model number before purchasing.

Shop Microwave Thermal Cut-Offs With Confidence

High-quality replacement thermal cut-offs help restore your microwave’s safety and functionality. Whether you’re a professional technician or a DIY repairer, choosing the correct thermal cut-off ensures reliable protection and long-term performance.

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