Refrigerator Manual Defrost Parts
Genuine Frigidaire part
By: Frigidaire
Part Number: 218169802
This defrost heater mounts at the evaporator and melts frost during the automatic defrost cycle. Replacing a failed heater restores airflow, helps prevent ice buildup, and brings cooling performance and temperature stability back to your refrigerator. What it does:
- Heats the evaporator coil during defrost to clear frost and ice
- Keeps air passages open to maintain even cooling between compartments
- Common failure signs: thick frost on the rear freezer panel or iced-over evaporator
- Resulting symptoms may include poor cooling, a warm fresh food section, or fan noise from ice contact
What's included:
Install notes:
- Disconnect power before servicing; let heavy ice thaw and never use sharp tools on coils or liners
- Remove the freezer's rear panel to access the heater; note wire routing and clip positions
- Transfer any existing brackets/clips and secure the heater in the original location, clear of plastic parts and the drain trough
- Check heater and defrost thermostat continuity before reassembly; ensure all connectors are fully seated
Do-It-Yourself Stories from Customers like You
Freezer not defrosting refrigerator compartment was warm Jon T. • Temple , TX • September 06, 2015
Replaced the defrost heater
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$90.60
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$17.21
Genuine Samsung part
By: Samsung
Part Number: DA32-10105G
The Refrigerator Temperature Sensor is an essential component for maintaining optimal performance in your refrigerator. This genuine OEM part ensures accurate temperature readings, allowing your appliance to regulate cooling effectively. By replacing a malfunctioning temperature sensor with the DA32-10105G, you can prevent issues such as inconsistent cooling or energy inefficiency. Designed specifically for Samsung refrigerators, this sensor guarantees a perfect fit and seamless integration with your appliance. Installing the Refrigerator Temperature Sensor is straightforward, making it a convenient solution for DIY repairs. With precise temperature control, this sensor helps keep your food fresh and extends the lifespan of your refrigerator. Trust in this genuine OEM part to restore your fridgeGÇÖs functionality and enhance its overall performance, providing you with a reliable and efficient cooling experience.
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.
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$38.37
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$6.91
Genuine Whirlpool part
By: Whirlpool
Part Number: WPW10140847
This defrost heater melts frost from the evaporator during the automatic defrost cycle to keep air moving and temperatures stable. Replacing a failed heater restores normal cooling and helps prevent frost from building up on the freezer wall and coil.
- Heats the evaporator coil during defrost to clear accumulated frost and ice
- Helps maintain proper airflow and consistent refrigerator/freezer temperatures
- Common symptoms: heavy frost on the evaporator cover, refrigerator section warming, weak airflow, or fan noise from ice contact
- A failed heater often tests open (no continuity) with a multimeter
What's included: 1 defrost heater Install notes:
- Unplug the refrigerator before servicing; work with dry hands and tools
- Access the heater behind the freezer's rear panel; avoid damaging evaporator fins/tubing
- Note wire/connector positions and transfer any clips or shields from the old part if applicable
- After installation, reassemble panels securely and verify normal operation
Do-It-Yourself Stories from Customers like You
Freezer icing up and not defrosting Robert N. • Deerfield , WI • February 12, 2017
Replaced Defrost timer, Heater element and Bimetal-Def. Since the Refrigerator was older and the parts are not that costly I just replaced them all since I was in there.
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$82.30
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$15.64
Genuine Whirlpool part
By: Whirlpool
Part Number: W11175809
This heater is the factory heating element that supplies controlled heat for the appliance's designated cycle, helping restore consistent, reliable performance when the original element is damaged or has failed.
- Converts electrical energy into heat for the unit's specific heating function
- Common signs of failure: cycles that don't reach temperature, longer run times, or uneven results
- Visual clues can include breaks, burn marks, or hot spots on the element
- Restores designed heating performance when installed in a compatible unit
What's included: 1 heater Install notes:
- Disconnect power at the breaker before servicing; allow components to cool
- Note wire positions and mounting hardware; transfer any brackets/insulators from the original if required
- Avoid kinking the element or over-tightening mounting screws; confirm clearances from wiring and panels
- After installation, check continuity and run a brief test cycle while monitoring operation
Do-It-Yourself Stories from Customers like You
Ice was forming in the freezer compartment of my refrigerator and my stand up freezer. Michael K. • Tinley Park , IL • May 30, 2022
I knew it was the heater element because I have replaced a few over the years.
This was the first one I replaced on a french door fridge, It was very difficult because of everything I had to take apart to get to it at the heater. Overall it took me 5 hours. The stand-up freezer has not been done yet, but that should be a lot easier because I have done it before. The problem I had is that the parts diagrams on your website made my work more difficult because when I tried to magnify the image...
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$19.94
Genuine Whirlpool part
By: Whirlpool
Part Number: WP2323197
This defrost heater warms the evaporator during automatic defrost to melt built-up frost so air can move freely and temperatures stay consistent. Replace a failed heater to restore normal cooling and end recurring frost on the freezer panel.
- Melts ice from the evaporator coil during the defrost cycle
- Prevents frost buildup that restricts airflow and causes warm spots
- Helps maintain stable refrigerator and freezer temperatures
- Typical failure signs: heavy frost on the back wall, reduced cooling, fan noise from ice contact, frequent manual defrosting
Includes: 1 defrost heater
- Disconnect power before servicing; wear cut-resistant gloves
- Access through the freezer compartment; remove shelves/ice bin and rear panel to reach the evaporator
- Match wire connections and route leads exactly as original; keep wiring clear of the fan and sharp edges
- After reassembly, restore power and monitor a defrost cycle; if frost quickly returns, also evaluate the defrost thermostat and control
Do-It-Yourself Stories from Customers like You
Circuit breaker would reset once refrigerator goes into defrost mode John C. • Elk Grove , CA • November 16, 2016
Replaced defrost heater with the help of the appliance parts pro how to video.
Video had made doing the job with ease. Had a laptop next to me making sure I had not missed a step. Been a week and things been all good. Well worth it. Thank you!
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$61.75
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$12.35
Genuine Whirlpool part
By: Whirlpool
Part Number: WP68233-3
This defrost timer controls the automatic defrost cycle in select refrigerators and freezers, switching between cooling and defrost to clear frost on the evaporator. It helps maintain stable temperatures and prevents heavy ice buildup and long run times. What it does:
- Alternates the system between cooling and defrost on a timed schedule
- Sends power to the defrost heater during defrost, then returns power to the compressor and fans
- Failure can cause heavy frost on the evaporator/back freezer wall
- May lead to warmer temperatures, constant running, short cycling, or no-cool if stuck in defrost
What's included:
Install notes:
- Disconnect power before servicing
- Access location varies by model
- Note wire positions and transfer them one at a time to the new timer
- Mount securely in the same orientation as the original and verify normal cycling after power is restored
Do-It-Yourself Stories from Customers like You
The refrigerator was operating in an unusual manner. The freezer would get abnormally cold even when set at the warmest temp on the dial. Then the refrigeration area was too warm. Greg T. • Boulder , MT • March 23, 2014
I took the bottom tray out of the freezer and found the coils iced up severely. I was reasonably sure the defrost timer was the problem and your tech said that was a good possibility. Ordered and replaced timer. (15 minutes) Problem fixed!!! Saved purchasing a new fridge at big bucks. We live over 40 miles from a service center so the cost of having a tech come out is astronomical. Thanks!!!
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$108.74
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$20.66
Genuine Ge part
By: Ge
Part Number: WR51X10042
This defrost heater and bracket assembly melts frost from the evaporator during the automatic defrost cycle, restoring airflow and stable temperatures so your refrigerator and freezer cool as designed. What it does:
- Heats the evaporator coil at set intervals to clear frost and ice
- Keeps air passages open for consistent temperatures and efficient cooling
- Helps prevent excessive run times and ice buildup on the freezer back wall
- Failure signs can include heavy frost accumulation, weak/uneven cooling, or fan noise from ice
What's included:
- One defrost heater pre-mounted to its bracket
Install notes:
- Disconnect power before servicing; wear cut-resistant gloves
- Access the evaporator behind the freezer's rear panel; safely defrost built-up ice before removal
- Note/photograph wire routing and connections; transfer like-for-like
- Avoid damaging evaporator fins and ensure the heater sits in the original position without touching plastic components
Do-It-Yourself Stories from Customers like You
Freezer section not working. Fridge side maintained a 40 degree temp Richard A. • Cromwell , CT • June 30, 2017
After doing a lot of web searching about the problem.
It all came down to AppliancePartsPros.com.
Watching the repair videos and learning what to do made the job a breeze.
The only difficult problem was to thaw out the ice build up on the coils, which took 2 hours.
The rest was easy. now I have a freezer/ fridge that is working like new.
The total cost of the parts was less then having a repairman come out to look at it.
AppliancePartsPros saved me a lot of money.
Thanks!
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$89.95
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$17.09
Genuine Ge part
By: Ge
Part Number: WR51X464
This defrost heater kit warms the evaporator during the automatic defrost cycle to melt frost and keep air moving. Replace it when ice builds up on the freezer coils and temperatures rise or airflow is restricted.
- Heats the evaporator coil during defrost to clear accumulated frost/ice
- Helps maintain proper airflow and stable temperatures in both compartments
- Symptoms can include heavy frost on the back wall/evaporator cover, reduced cooling, or fan noise from ice contact
- A failed heater can leave the defrost system unable to clear ice, restricting airflow
What's included: 1 defrost heater kit Install notes:
- Disconnect power to the refrigerator before servicing
- Access the heater behind the freezer's rear panel; safely remove heavy ice before replacement
- Move wires and clips one at a time, routing exactly like the original to avoid pinched or exposed conductors
- After replacement, monitor defrost operation; icing persists, also check the defrost thermostat and control
Do-It-Yourself Stories from Customers like You
Breaker was tripping when going into defrost mode Paul G. • New Fairfield , CT • December 08, 2014
Inspected the Defrost timer and it seamed to be functioning properly. Ohm ed out the defrost heater element and it also measured out correctly (mine 34 ohms). Bypassed the heater element and found that the unit would run without tripping breaker during defrost cycle. At this point i inspected the wiring to the heater and checked continuity of the wire and continuity to ground, No issues found. So with the heater out of the circuit and not having an issue i ordered heater element from...
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$117.23
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$23.45
Genuine Whirlpool part
By: Whirlpool
Part Number: WP67006387
This defrost thermostat monitors the evaporator coil temperature and opens the circuit to end the defrost cycle once the coil warms. Replacing a failed thermostat restores automatic defrost to prevent heavy frost buildup and maintain consistent cooling performance. What it does and common signs it's needed:
- Senses evaporator temperature to control the defrost heater: closes when cold, opens when warm to terminate defrost
- Helps protect the freezer liner and components from overheating during defrost
- Heavy frost or ice behind the rear freezer panel/evaporator cover
- Poor cooling or temperature fluctuations due to airflow blocked by frost; defrost heater not energizing
What's included:
Install notes:
- Disconnect power before servicing
- Remove the freezer's rear interior panel to access the evaporator; defrost any ice as needed
- Mount the new thermostat firmly against the same evaporator tube location/orientation as the original for accurate sensing
- Reconnect wiring, route away from the heater and moving parts, reassemble, and restore power
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.
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$61.95
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$11.77
Genuine Whirlpool part
By: Whirlpool
Part Number: WP67004188
This evaporator defrost heater melts frost from the evaporator coil during the automatic defrost cycle to restore airflow and stable temperatures. Replacing a failed heater helps prevent ice buildup that restricts cooling and leads to warm spots. What it does:
- Heats the evaporator coil to clear frost/ice during defrost
- Helps maintain proper airflow between freezer and fresh food sections
- Typical symptoms: heavy frost on the back panel/evaporator, weak cooling or rising temperatures
- Also cause evaporator fan noise from ice contact and longer run times
What's included:
- 1 evaporator defrost heater
Install notes:
- Disconnect power before servicing; allow any ice to thaw
- Access the heater behind the freezer's rear panel; avoid damaging fins or refrigerant lines
- Secure the heater and route wires exactly as original, keeping them clear of the fan and sharp edges
- Restore power and verify the defrost cycle per the service procedure
Do-It-Yourself Stories from Customers like You
Fridge not cooling freezer eval coil frosted over Tom A. • Ridgecrest , CA • June 10, 2016
Ended up being the defrost sensor. Ordered the heater and control board just in case. Started with the control board still didn't defrost. replaced the sensor and all is well.
Super helpful tech staff answered all my questions...
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$89.38
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$16.98
Genuine Whirlpool part
By: Whirlpool
Part Number: WP1-81801-001
This defrost thermostat is a bi-metal switch that senses evaporator temperature during defrost and opens to stop heater power once the coil warms. Replacing a failed thermostat restores proper defrost, reducing ice buildup and airflow-related cooling problems.
- Monitors evaporator coil temperature during defrost
- Opens the heater circuit at a set temperature; recloses when cold for the next defrost
- Helps protect against overheating and ensures consistent defrost operation
- Common symptoms: heavy frost on the evaporator, weak airflow/warm fresh food section, repeated ice buildup after manual defrost
Includes: 1 defrost thermostat Install notes:
- Disconnect power before servicing; wear cut-resistant gloves
- Access the thermostat at the evaporator behind the freezer's rear panel
- Move wires one-for-one from the old part; mount in firm contact with the coil/tubing and secure leads away from the fan
- After installation, the thermostat should show continuity when cold and open circuit when warm
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$9.60
Genuine Frigidaire part
By: Frigidaire
Part Number: 5303918255
This defrost heater kit restores the automatic defrost cycle by melting frost from the freezer's evaporator coils. Replacing a failed heater helps clear ice buildup, restore airflow, and stabilize temperatures for reliable cooling performance.
- Heats the evaporator during defrost to remove frost and ice
- Helps maintain proper airflow through the coils for consistent cooling
- Common symptoms of a failed heater: heavy frost on the back freezer wall, weak airflow, warming temps, or cooling that improves after a manual defrost
- Supports efficient operation by preventing ice from re-forming on the evaporator
What's included: 1 defrost heater assembly Install notes:
- Unplug the refrigerator before servicing; let any sharp parts or coils warm up to avoid damage
- Access the heater behind the freezer's rear panel; handle the element carefully to avoid damage
- Note wire routing and mounting before removal to match the original configuration
- Check the defrost thermostat and defrost control/timer for proper operation
Do-It-Yourself Stories from Customers like You
Icing up in freezer and no air in refrigerator Thomas G. • Old Bridge , NJ • June 16, 2020
Defrost heater and thermostat.
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$75.95
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$52.20
Genuine Samsung part
By: Samsung
Part Number: DA97-00441F
The Refrigerator Drain Pan Heater is essential for maintaining your refrigerator's optimal performance. This genuine OEM part is designed to prevent water from accumulating in the drain pan, ensuring your appliance operates smoothly. By effectively managing condensation, the drain pan heater helps to eliminate excess moisture, reducing the risk of mold and mildew growth inside your fridge. This not only keeps your kitchen environment healthier but also extends the lifespan of your refrigerator by preventing potential water damage. The Refrigerator Drain Pan Heater is specifically compatible with a wide range of Samsung refrigerator models, guaranteeing a perfect fit and easy installation. If your current drain pan heater is malfunctioning or has failed, this genuine OEM part provides a reliable replacement to restore your refrigerator's functionality. Investing in this high-quality component ensures your appliance remains efficient and reliable, offering peace of mind and a better overall cooling experience.
Do-It-Yourself Stories from Customers like You
Defrost thermostat's & drain pan heater's Gordon C. • Mercerville , NJ • July 01, 2015
Removed upper frig & lower freezer back evaporator covers to get to the frost buildup on the evaporator assembly. I then used a paint stripper heat gun to melt the ice build up caution should be used to keep the gun moving around as not to damage Wires,Eva,Sensor's. After 15 to 20 min of clearing frost I was ready to replace Drain Plate's & Thermal fuse's. When I had removed the old Defrost Thermal fuse's in the refrigerator & the freezer they looked different! They had an insulating foam...
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$84.24
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$16.01
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 !
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$79.26
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$14.27
Genuine Ge part
By: Ge
Part Number: WR50X60
Open - 60, close - 40
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...
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$11.70
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$18.72
Genuine Ge part
By: Ge
Part Number: WR49X10021
This icing kit is a factory update designed to reduce frost build-up in the ice/dispenser area. It improves sealing and insulation to help keep the ice path clear and restore reliable dispensing performance.
- Reduces frost or ice accumulation caused by air leaks or condensation in the ice path
- Improves sealing/insulation so the ice door closes properly and maintains a tight seal
- Helps prevent blocked ice flow and intermittent dispensing due to icing
- Common symptoms include frost around the dispenser opening, ice door not closing fully, or a sticking/jamming dispenser
What's included: One icing kit Install notes:
- Disconnect power and turn off the water supply before servicing
- Follow the manufacturer's installation instructions for your specific model
- After reassembly, verify the ice door operates freely and seals without gaps
- Allow up to 24 hours of normal operation for temperatures and moisture levels to stabilize
Do-It-Yourself Stories from Customers like You
Ice "lava flow" inside the freezer Kenneth C. • Alamo , CA • February 01, 2018
Firstly, the Ice Door had a kink in the edge, which caused it to stay open and create lots of frost on the coils. $5.00 part, highly recommend it. (By the way, the new door was little too big and it too stay propped open and left a gap so I had to trim the top edge of the rubber with scissors to get it to fully close.) Secondly, there are two heaters for the defrost cycle, one that goes around the coils and another attached to a collector pan beneath the coils. When the cycle hits, those...
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$358.71
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$64.57