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Assy-Case Sensor Parts

Best Seller
Dryer High-Limit Thermostat
Genuine Whirlpool part
By: Whirlpool
Part Number: WP8577891

Fix a dryer that overheats or blows thermal fuses with a new high-limit thermostat. This safety part opens the heater circuit at high temps. 30-min repair.

Do-It-Yourself Stories from Customers like You Well my dryer kept sutting down when warm showing a af code   Dominick S. • Modesto , CA • September 11, 2016

Unpluged dryer unscrewed vent hose used nut driver to remove back pannal then took flat head screw driver to bend tab on heating elment caseing and pry carefully the electrical conector away from elment conection to remove thermostat then i placed the new thermostat on tap and pushed elctrical conetion back onto heater element conection till everything was thight and didnt wiggle dryer works well now Read more

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Dryer Thermistor Temperature Sensor
Genuine Frigidaire part
By: Frigidaire
Part Number: 134711200

Fix a dryer that won't shut off automatically or has temperature control issues. This thermistor sensor monitors heat levels for proper cycle operation.

Do-It-Yourself Stories from Customers like You It was taking to long to dry   Peter H. • Williston , ND • October 22, 2017

I replaced the thermostat. The bearing on the motor was getting loose, so I changed the motor to. The repair took about 2 hours. There are some good re[air videos on the parts web site. Read more

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$53.95
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Dryer Outlet Backup Thermostat
Genuine Ge part
By: Ge
Part Number: WE4M300

Fix a dryer that won't heat with this outlet backup thermostat. Mounts on exhaust duct for over-temperature protection. DIY repair in under 1 hour.

Do-It-Yourself Stories from Customers like You Gas dryer was not heating   Charles M. • Huron , OH • September 01, 2016

Checked vent first to see if there was a blockage. Removed top, front and drum of dryer. Replaced all sensors including flame detection and gas valve coils. Re-assembled and tested. Dryer was now heating Read more

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$60.53
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Surface Element Limit Switch (Bimetal)
Genuine Ge part
By: Ge
Part Number: WB24T10127

This bimetal limit switch monitors a radiant surface element's temperature and opens the circuit if it overheats, helping your cooktop maintain safe, consistent heating while protecting wiring and controls from damage. What it does:

  • Senses surface element temperature via a bimetal sensor
  • Opens/closes the circuit to limit element temperature and prevent overheating
  • Helps the burner cycle properly for more consistent heat
  • Common symptoms: no heat, low heat/cycles off too soon, overheating, or erratic cycling
What's included:
  • One bimetal limit switch
Install notes:
  • Disconnect power at the breaker before servicing
  • Access the element, note wire positions, and transfer leads to the new switch one at a time
  • Mount firmly to the element/bracket so the sensor has correct contact
  • Do not bend or adjust the sensor; replace if damaged

Do-It-Yourself Stories from Customers like You Oven was shutting off when it reached temps over 400 control panel was frozen and very hot the only way to reset was to flip the breaker off and on   Joan L. • Waxhaw , NC • June 02, 2019

We initially called a repair company who immediately diagnosed the fan, without opening up anything. They quoted $550 to repair. $159 of that was the fan part. Plus they told me the parts come from overseas and will take 2 week to arrive. I researched the model number and can part and found exactly what I was looking for on your site. Plus there were diagrams and forum discussions that boosted my confidence on repairing ourself. Using your parts diagrams and our manual information, we pulled... Read more

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Dryer Thermal Limiter
Genuine Whirlpool part
By: Whirlpool
Part Number: WP8572767

Dryer won't heat? A failed thermal limiter opens the heating circuit when temperatures exceed safe limits. Simple DIY fix restores heat in 15-30 minutes.

Do-It-Yourself Stories from Customers like You Dryer no heat   Everett E. • Portage , MI • November 01, 2015

The thermal cutoff went bad because of lint being trapped in dryer vent and blocked air-flow from dryer. Removed accumilation of lint and installed new thermal -cutoff and thermostat and dryer now works great. Read more

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Freezer Defrost Thermostat
Genuine Whirlpool part
By: Whirlpool
Part Number: WP1-81801-001

Fix ice buildup and cooling issues with a new defrost thermostat. This bi-metal switch monitors evaporator temperature to prevent frost accumulation.

Do-It-Yourself Stories from Customers like You Not freezing frost build up back wall   Michael O. • Tellico Plains , TN • May 31, 2026

Unplugged freezer, left door open to defrost, after one day was able to remove back panel, coils still iced up. Left door open another 24hrs to allow the coils and wiring to clear of ice. Then located the defrost thermostat, unplugged and removed. Placed the defrost thermostat in a different working freezer overnight, checked with a continuity testor, getting intermittent good readings, replaced with a new defrost thermostat. Plugged in the freezer marked the defrost timer position, checked for... Read more

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Wall Oven Thermal Fuse
Genuine Whirlpool part
By: Whirlpool
Part Number: W11025102

Oven won't power on after self-clean? This thermal fuse cuts power when temperatures get too high. Common fix for no-power issues after cleaning cycles.

Do-It-Yourself Stories from Customers like You Thermal fuse.   Jeff A. • Wellsville , UT • October 11, 2021

Ordered a new one from AppliancePartsPros.com Read more

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$19.31
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Dryer Safety Thermostat
Genuine Ge part
By: Ge
Part Number: WE4X757

Dryer won't heat or overheats? A faulty safety thermostat fails to regulate temperature. Test for continuity with a multimeter; moderate DIY repair.

Do-It-Yourself Stories from Customers like You Faulty thermal fuse   Phillip D. • Hagerstown , MD • August 23, 2015

Removed lid. Removed switch panel. Suspected open circuit in thermal fuse. Tested it with a multimeter first to confirm it had an open circuit. This part is obsolete. Contacted manufacturer and found part supercedes to a different part number Ordered part. (This website is very efficient. The part arrived with the 1.7 day promise time.) new fuse bracket is slightly larger due to supercession. Marked bolt hole locations and drilled new. Installed fuse. Re-assembled dryer in reverse order.... Read more

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Line Fuse
Genuine Whirlpool part
By: Whirlpool
Part Number: WP4375321

This line fuse protects the appliance's incoming power circuit by opening if an overload or short occurs. Replacing a blown fuse can help restore power once the underlying issue is corrected, preventing further damage to sensitive components.

  • Interrupts line voltage when excessive current or a short circuit is detected
  • Typical symptoms: unit completely dead, no display or interior lights, won't start or run
  • Fuse tests open/no continuity with a multimeter when blown
  • A blown fuse often points to another fault that must be addressed
What's included: One line fuse Install notes:
  • Disconnect power at the breaker/unplug before servicing; microwaves contain high-voltage parts that can retain a dangerous charge even when unplugged
  • Replace only with the same type and rating as the original fuse
  • Ensure the fuse seats firmly in its holders; do not bypass or jumper a fuse

Do-It-Yourself Stories from Customers like You Door error and line fuse keeps blowing up each time being replaced   Ion N. • Winterville , NC • September 17, 2017

Tested the High Voltage Capacitor which showing no capacitance and no resistance. Replaced it together with the diode and the line fuse no longer blew and the microwave is back in service. Read more

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Refrigerator Defrost Thermostat
Genuine Whirlpool part
By: Whirlpool
Part Number: WP67006387

Fix frost buildup and warm temps with a new defrost thermostat. Monitors evaporator coil temperature to prevent ice accumulation. DIY-friendly repair.

Do-It-Yourself Stories from Customers like You Ice making and temp control   Calvin G. • Portland , TN • October 14, 2019

Replaced defrost thermostat, replaced frig thermistor. Good experience. Excellent support and assistance for Maytag. Read more

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$69.95
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Temperature Sensor (Thermistor Assembly)
Genuine Ge part
By: Ge
Part Number: WR23X10582

This temperature sensor monitors internal refrigerator temperatures and relays them to the control, helping the unit maintain consistent cooling. Replacing a failed sensor restores accurate temperature regulation and more reliable operation. What it does:

  • Measures compartment or evaporator temperature and sends a resistance signal to the control board
  • Helps the control modulate compressor and fan run times for proper cooling
  • Typical failure signs: sections too warm or too cold, erratic temperatures, or running longer than normal
  • Causes inaccurate temperature readings compared to setpoints
What's included:
  • 1 temperature sensor assembly
Install notes:
  • Disconnect power before servicing
  • Access the sensor in the affected section; release any cover/clip and unplug the connector
  • Route the new sensor's wiring like the original and ensure it's fully seated in its holder or clip
  • Restore power and allow up to 24 hours for temperatures to stabilize

Do-It-Yourself Stories from Customers like You Frozen coil and ice in bottom of upper compartment been a recurring problem since unit was 2 years old   David W. • New Franklin , OH • January 24, 2016

I've cleaned the drain tube numerous times. Always freezes and plugs. Added a defrost tab down into drain tube, missing from factory. This time defrost heater bad. Replaced heater, bi-metal switch and temp sensor. Great service and next day receipt of parts. Thanks ! Read more

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Dryer Thermistor Temperature Sensor
Genuine Frigidaire part
By: Frigidaire
Part Number: 134711300

Fix dryer heating issues with this thermistor temperature sensor. Solves intermittent heat, cycle errors, and poor drying. Easy DIY repair.

Do-It-Yourself Stories from Customers like You No heat burner running 30 seconds at a time then turning off   John G. • Oxford , MI • September 02, 2019

Replaced all sensors, limiters, thermistors, thermostat. Works great now. Read more

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Range Oven Thermal Fuse Thermostat
Genuine Whirlpool part
By: Whirlpool
Part Number: WP8300802

Oven won't unlock after self-clean or control panel is blank? This thermal fuse thermostat protects your range. Easy DIY fix in under 30 minutes.

This part fixes the following symptoms
  • Door won't open after self cleaning cycle
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Do-It-Yourself Stories from Customers like You Kitchenaid gas range stopped during self clean cycle control panel went dark and oven door remained locked   George F. • Newton , NJ • March 06, 2016

Based on information found at AppliancePartsPros, I determined that the it was most likely the thermostat (thermal fuse). I removed the rear panel and tested the fuse for continuity and it was bad. I used a jumper wire to bypass the fuse and plugged the range back in. The panel turned on and the oven unlocked. I then removed the thermostat and looked up the replacement part and ordered. Read more

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Oven Thermal Switch
Genuine Frigidaire part
By: Frigidaire
Part Number: 318004900

Oven won't heat or can't hold temperature? This thermal switch monitors oven temperature and protects internal components. Common fix for heat issues.

Do-It-Yourself Stories from Customers like You Oven would not hold temperature   Catherine U. • Richmond Hill , GA • November 16, 2015

After 2 repair men, many parts replace it still didn't work, Did research on line and found out the thermal fuse would need to be replace.. Read more

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$59.50
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Refrigerator Temperature Sensor
Genuine Samsung part
By: Samsung
Part Number: DA32-10105G

This is a thermistor-style temperature sensor that monitors the internal temperature inside the refrigerator compartment and sends readings to the main control board. The control board uses this data to regulate the compressor and cooling cycles to maintain proper temperatures. Replace this sensor if the refrigerator is running too warm, too cold, not cycling correctly, or displaying temperature-related error codes.

Do-It-Yourself Stories from Customers like You R3 refrigerator defrost sensor error   Marvin D. • Dover , FL • August 11, 2015

Using service manual, obtained from this site, I verified with meter that this was the error. I ordered the defrost sensor. The part arrived the next day. Most of the time to repair was unloading, cleaning, and reloading the refrigerator. Read more

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Dryer Cycling Thermostat
Genuine Frigidaire part
By: Frigidaire
Part Number: 131298300

Dryer won't heat or overheats? A failed cycling thermostat can't regulate temperature. This direct-fit part takes 15–30 minutes to replace.

This part fixes the following symptoms
  • Too hot
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Do-It-Yourself Stories from Customers like You Rubbing blocks and felt that seal the front of the drum are worn drum is sagging and staining clothes with smears of rust   Seth W. • Upper Arlington , OH • January 23, 2016

Replaced upper and lower felts. Painted rubbing surface on inside of drum with refrigerator enamel. Took out drum and lubed rear bearing. Replaced 2 of the 3 thermostats, and the belt just on principle. Spent a lot of time with shop-vac removing lint from drier and exhaust ducts. Runs great and is no longer cooking or staining clothes. Read more

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  • Over 2.1 Million Parts In Stock Over 2.1 Million Parts In Stock
  • 2 Day Quick Delivery! 2 Day Quick Delivery!
  • 365 Day Return Policy! 365 Day Return Policy!
  • Repair ForumFree Tech Support!
  • Google Trusted Store Google Trusted Store