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Assy-Case Sensor Parts

Dryer Thermistor
Genuine Whirlpool part
By: Whirlpool
Part Number: WP31001590

Fix a dryer that won't heat or overheats with a new thermistor. This temperature sensor ensures accurate heating cycles. DIY repair in 30 minutes.

Do-It-Yourself Stories from Customers like You Dryer ran but wouldn't heat the only thing i could find was the thremistor only real at 8 ohms instead of a little over 10   Ross M. • Ohiopyle , PA • October 24, 2016

Installed a new thermistor tempiture control and it heats up as it should. Tools used was a ohlm meter, 1" stiff puty knife, #2 Philips screw driver, neadle nose pliers,1/4 & 5/16 nut drivers. Read more

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Oven Thermal Fuse
Genuine Whirlpool part
By: Whirlpool
Part Number: WP4456654

Oven won't heat or shuts off during self-clean? A blown thermal fuse is often the cause. This safety device prevents overheating. DIY repair in 10 minutes.

Do-It-Yourself Stories from Customers like You Stopped working while in self cleaning mode.   Eberhard L. • Raleigh , NC • March 17, 2023

This is for the Whirlpool in-wall double oven GBD307PDS10. No power and the door locked after the shutdown before the self-cleaning cycle was over. I watched some video and this is a known issue the fuses blow during self-cleaning. I opened the door with a 90-degree hook, an easy task. Took doors off (watch video from others), unscrewed from the wall, and made a very small platform. and took the oven out (need two people and take the doors off first. The doors are heavy and you won't lift the... Read more

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Compressor Start Relay
Genuine Lg part
By: Lg
Part Number: EBG32952202

THERMISTOR ASSEMBLY,PTC

Do-It-Yourself Stories from Customers like You Lg refrigerator wound not start   Steve S. • Peoria , AZ • May 28, 2016

For an emergency fix I installed a 3 in1 kit disabling the original start cap and wiring in the original run cap to the run winding. Ordered the proper PTC and overload from Appliance Parts Pros and installed them 2 weeks later. The original start and run capacitor were good, rewired back to design specs. The original PTC had pins 1,2 and 3, the replacement had 2,3 and 4. Only wiring change was to install the red wire from pin 1 on the original PTC to pin 4 on the new PTC. Read more

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Fuse (Ccmr 30A, 120V)
Genuine Ge part
By: Ge
Part Number: WE1M1002

This CCMR 30-amp, 120-volt fuse protects the appliance's electrical circuit by opening when current exceeds safe limits. Replace a blown fuse to restore power to the affected circuit and help prevent damage to internal components.

  • Provides overcurrent protection for the circuit specified by the manufacturer
  • If the fuse is open, the appliance may be dead, won't start, or certain functions won't operate
  • Helps prevent wiring and component damage from shorts or overloads
  • Repeated fuse failures indicate an underlying electrical issue requiring diagnosis
What's included: 1 CCMR fuse (30A, 120V) Install notes:
  • Disconnect power to the appliance before servicing
  • Locate the fuse in its holder/block and inspect associated wiring for heat or damage
  • Test the old fuse for continuity; replace only with the identical rating specified
  • Never bypass or upsize a fuse; correct the root cause of the failure before returning to service

Do-It-Yourself Stories from Customers like You The dryer would not turn on   Roland S. • Richmond , CA • August 02, 2014

First I check the breaker for the dryer then I check the power cord and the ohms to the power cord when all this things were in working order I then check the ohms to the fuse to the control panel. The fuse had no ohms so I got a pair on needle nose pliers pulled out the fuse and replace it worked just find after that Read more

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Thermal Fuse
Genuine Ge part
By: Ge
Part Number: WE4X857

The Thermal Fuse is an OEM part for GE dryers. This part prevents the dryer from overheating by cutting off the power if the dryer exceeds a certain temperature. 

Causes of a bad thermal fuse can include regular wear and tear, lint build-up, restricted airflow, or a malfunctioning thermostat. 

Symptoms of a bad thermal fuse include:

  • The dryer not starting
  • The dryer shutting off unexpectedly during a cycle
  • No heat production during drying
  • The dryer running but not heating

This OEM GE part is also compatible with Hotpoint, RCA, and some Kenmore models.

This part fixes the following symptoms
  • No heat or not enough heat
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Do-It-Yourself Stories from Customers like You No heat   Mitchell T. • Issaquah , WA • September 29, 2014

Very easy to replace the fuse. Unplug the unit. Take off the back and swap it out. Only two wires. Read more

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Thermistor (Ntc Temperature Sensor, Dryer)
Genuine Lg part
By: Lg
Part Number: 6323EL2001C

This NTC thermistor is the dryer's temperature sensor. It monitors exhaust air temperature and signals the control to cycle the heat, restoring accurate drying performance and helping prevent overheating, underheating, and inconsistent results.

  • Monitors exhaust air temperature by changing resistance as heat rises (NTC behavior)
  • Sends temperature feedback to the control to regulate the heater or gas valve
  • Failure can cause no heat, overheating, or erratic temperatures
  • May lead to long dry times, short cycles, or temperature-related error codes
What's included: 1 thermistor Install notes:
  • Disconnect power and, for gas models, shut off the gas supply before servicing
  • Access the sensor on the blower housing or exhaust duct; location varies by model
  • Note wire routing; unplug the harness connector; remove the mounting fastener/clip; install the new sensor fully seated and reconnect
  • Reassemble, restore power, and run a test cycle; check and clean venting to ensure proper airflow

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Dryer Thermostat
Genuine Ge part
By: Ge
Part Number: WE04X25194

Dryer not heating or overheating? This thermostat regulates temperature during the drying cycle. Common DIY repair that restores proper heat control.

Do-It-Yourself Stories from Customers like You Not getting very hot   Gore, R. • Silsbee , TX • November 07, 2025

Did it myself. Read more

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Dishwasher Temperature Sensor With Hi-Limit Thermistor
Genuine Bosch part
By: Bosch
Part Number: 00165281

Fix dishwasher not heating or running for hours. This NTC temperature sensor monitors water temp and prevents overheating. Moderate DIY repair with video.

Do-It-Yourself Stories from Customers like You Bosch dishwasher not heating water or drying dishes machine cycled for 3+ hours   Tom B. • Arcade , NY • July 05, 2015

Ordered new heater/thermostat piece. Read more

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Refrigerator Defrost Thermostat
Genuine Frigidaire part
By: Frigidaire
Part Number: 5303918638

Freezer coils icing up or not defrosting properly? This defrost thermostat monitors evaporator temperature to control defrost cycles. Moderate DIY repair.

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Dryer Cycling Thermostat
Genuine Whirlpool part
By: Whirlpool
Part Number: WP31001192

If your dryer is overheating, running too hot, or taking extended times to dry clothes, a faulty cycling thermostat is often the cause. Easy DIY fix.

This part fixes the following symptoms
  • Too hot
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Do-It-Yourself Stories from Customers like You No heat on dryer low setting insufficient drying even on high extended times to dry   Thomas M. • Galax , VA • June 12, 2016

Ended up replacing the cycling thermostat which corrected the problem. Andrew C. was very helpful with considerations and return of unneeded parts as well as very informative technical assistance. Could not have been treated better. Read more

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Dishwasher Thermal Fuse
Genuine Whirlpool part
By: Whirlpool
Part Number: WP3368928

Dishwasher won't heat or dry dishes? A blown thermal fuse cuts power to the heating circuit. Easy plug-and-play fix—most DIYers replace in minutes.

Do-It-Yourself Stories from Customers like You Heated dry wouldn't work   Steven L. • Fenton , MI • June 13, 2014

I took a multimeter and found out that the old fuse was open. I ordered this new one and popped it in. Pretty easy fix and it's still going strong. Read more

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Dryer Thermal Cut-Off Fuse
Genuine Whirlpool part
By: Whirlpool
Part Number: W10169881

Dryer not heating? A blown thermal cut-off is a common cause. This safety fuse opens if overheating occurs. Test with a multimeter for continuity.

Do-It-Yourself Stories from Customers like You Dryer not heating (f31 error code   Andrew D. • Kennewick , WA • April 17, 2015

Checked the heating element and found that it was shot so I bought a new one with out checking the thermostat and the cutoff-tml. I received the new element and it still wasn't heating so I had to wait another week for the cutoff-tml to be delivered. If your dryer isn't heating, make sure you check all parts of the heating system with a multimeter before you order new parts. Read more

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Dryer Fixed Thermostat
Genuine Whirlpool part
By: Whirlpool
Part Number: WPW10131836

Fix dryer underheating or overheating issues with this 140°F fixed thermostat. Restores accurate temperature control and stops erratic cycling. Easy repair.

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Heater Harness (Fresh Food)
Genuine Ge part
By: Ge
Part Number: WR23X23626

This heater harness installs in the refrigerator's fresh food section. It provides defrost heat and the correct wiring connections to clear frost from the fresh food evaporator, restoring airflow so the compartment cools evenly and reliably.

  • Delivers defrost heat to the fresh food evaporator to melt frost and ice
  • Includes the correct harness/wiring for a precise, plug-in connection
  • Helps restore proper airflow and temperature regulation in the refrigerator compartment
  • Symptoms include heavy frost on the fresh food evaporator cover or back wall
  • Also presents as a warm fridge (with normal freezer) or fan noise from ice contact
What's included: 1 fresh food heater harness assembly. Install notes:
  • Disconnect power before servicing; use cut-resistant gloves
  • Access is behind the fresh food evaporator cover; protect delicate fins and sensors
  • Route the harness exactly as the original and fully seat all connectors/clips
  • After reassembly, ensure the drain path is clear and the fan spins freely

Do-It-Yourself Stories from Customers like You Fresh food evaporator was freezing and ice maker motor was stuck in my ge refrigerator   Joseph L. • Temple , TX • August 04, 2026

I replaced the evaporator fan after using a steam gun to defrost the evaporator and ensuring the drain wasn't clogged. After assembling, I noticed the refrigerator wasn't performing a defrost cycle. After testing the heater, I determined the main board relay was malfunctioning and not supplying the voltage to the heater. After correcting this, the ice maker wasn't making ice still and after troubleshooting it, I determined the dc motor was stuck. I replaced the ice maker and the... Read more

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Refrigerator Defrost Thermostat
Genuine Ge part
By: Ge
Part Number: WR50X60

Refrigerator not cooling or freezer has frost buildup? This defrost thermostat controls defrost cycles. Common DIY fix, typically takes 1 hour.

Do-It-Yourself Stories from Customers like You The refrig was too warm   Michael F. • Belvidere , IL • September 02, 2016

When I looked on the Appliance Parts Pro website it said the usual fix for a refrig that is not cooling is to replace the defrost thermostat in the freezer. I didn't see how that would keep the refrig from cooling but I figured I would try it. Got the part yesterday ( two days shipping which was great!). I took the panel off the back of the freezer and the coils were all covered in solid ice! it took me an hour with a heat gun to melt the ice. I changed the defrost thermostat and now the... Read more

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Dryer High-Limit Thermostat
Genuine Whirlpool part
By: Whirlpool
Part Number: WP8566498

Dryer not heating or taking too long to dry? This high-limit thermostat monitors temperature and cuts power when it gets too hot. DIY-friendly repair.

Do-It-Yourself Stories from Customers like You Dryer not heating   Jeffrey F. • Apex , NC • September 16, 2017

Our dryer seemed to be taking a long time to dry, often needing a couple cycles to complete the job. Then one day it stopped heating at all. After watching a couple videos and testing with a multimeter I figured out not only the thermristor had blown (can happen due to bad airflow) but also half the heating element was shot. I ordered both parts for overnight delivery and received them at noon the next day. Replacement was easy and the dryer is good again. Side note: After the repair was... 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