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Refrigerator Switch Surface Element Parts

Light Switch (Push-Button Door Switch)
Genuine Frigidaire part
By: Frigidaire
Part Number: 241835505

Replacement push-button light switch that turns the interior light on and off when the refrigerator door opens. Replaces a failed or worn door-activated switch to restore interior illumination and make loading and unloading easier. What it does:

  • Activates the interior light when the door opens and turns it off when the door closes.
  • Restores visible interior lighting so food and shelves are easy to see.
  • Stops lights from staying on or failing to come on if the original switch is worn or broken.
  • Fits behind the fridge door trim where the original door switch mounts.
What's included: One replacement light switch. Install notes:
  • Disconnect power to the appliance before servicing to avoid shock.
  • Remove the door trim or liner cover to access the switch; keep track of screws and trim clips.
  • Disconnect wiring harness or terminal connectors carefully; do not pull on wires.
  • Reassemble panels and test the door action and light operation before returning to regular use.

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Defrost Heater (Radiant)
Genuine Whirlpool part
By: Whirlpool
Part Number: WP61002046

This radiant-style defrost heater melts frost from the evaporator during automatic defrost cycles. Replacing a failed heater restores airflow and helps maintain consistent temperatures while preventing ice buildup on the freezer back wall.

  • Heats the evaporator coil to clear frost/ice during the defrost cycle
  • Promotes proper airflow for stable cooling performance
  • Common fix for heavy frost on the back freezer panel, warming in the fresh food section, or a noisy evaporator fan contacting ice
  • If the element tests open (no continuity), the unit will not defrost
What's included: 1 radiant defrost heater
  • Disconnect power before servicing; allow built-up ice to melt for safe access
  • Access from the freezer by removing the rear panel; handle the glass-sheathed element carefully
  • Note wire routing and transfer any reusable shields, clips, or insulation from the original part if present
  • After replacement, verify the defrost thermostat/sensor and control initiate a defrost cycle

Do-It-Yourself Stories from Customers like You Ice build up in top freezer of refrigerator   Kevin S. • Mission Viejo , CA • May 13, 2015

After watching numerous videos I was able to discern that the problem was with one of the following: the timer, the heater, or the thermostat. a short time check showed me that the timer was working so that narrowed it down to the other two. Not having the necessary tools to check those two I ordered both parts. Once the parts came and I took out the old parts it was quite evident that it was the heater since it had black burn marks on it. I decided to install the thermostat also since it... Read more

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Defrost Heater (Refrigerator)
Genuine Frigidaire part
By: Frigidaire
Part Number: 218657301

This refrigerator defrost heater warms the evaporator coil during the automatic defrost cycle to melt frost and keep air moving. Replacing a failed heater helps restore stable temperatures and prevents ice buildup on the freezer back panel. What it does:

  • Melts frost from the evaporator coil during the defrost cycle
  • Keeps airflow passages clear for consistent cooling
  • Failure can cause heavy frost on the freezer/back panel
  • Can result in fan noise from ice contact and longer run times
What's included:
  • One defrost heater assembly
Install notes:
  • Disconnect power before service; wear cut-resistant gloves
  • Access through the freezer rear panel; avoid damaging evaporator fins or tubing
  • Note wire routing and mounting orientation; reconnect using the original clips
  • Ensure the heater sits clear of plastic parts and wiring after installation

Do-It-Yourself Stories from Customers like You Warm fridge freezer not defrosting.   Jason L. • Penfield , NY • July 06, 2020

IMPORTANT: Defrost heater was more difficult to install around the evaporator coils than the APP installation videos show, but it can be installed. See below. FIRST: Unplug the fridge/freezer! I tested the thermostat, mechanical defrost timer, and the defrost heater with a ohmmeter and determined that the heater was bad. NOTE: Thermostat must be cold in order to be tested; otherwise, the switch inside won't close and you won't get a reading from the ohmmeter. Take a can of compressed air,... Read more

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Defrost Heater (Evaporator)
Genuine Frigidaire part
By: Frigidaire
Part Number: 5317842502

The defrost heater mounts at the evaporator to melt accumulated frost during the automatic defrost cycle. Replacing a failed heater restores airflow and temperature stability, preventing ice buildup that blocks vents and reduces cooling performance. What it does:

  • Heats the evaporator coil to clear frost during the defrost cycle
  • Maintains airflow across the coil for consistent cooling
  • Common symptoms: heavy frost on the back wall or coils
  • Weak/no airflow or fan hitting ice; warmer temperatures; long run times
What's included:
  • One defrost heater
Install notes:
  • Disconnect power before servicing
  • Access the evaporator and allow heavy ice to thaw—do not force ice off the fins
  • Transfer any mounting clips and route wires like the original, away from sharp edges
  • Handle the element carefully; reinstall the evaporator cover before restoring power

Do-It-Yourself Stories from Customers like You Refrigerator tripping arc fault circuit breaker   William H. • Wilmot , WI • June 27, 2015

White Westinghouse refrigerator door was accidentally left open over night when it was humid, and moisture condensed on the interior. In the morning the arc fault circuit breaker was tripped. Tried letting the unit dry out, but it would still trip the breaker as an arc fault. Started unplugging various components, compressor, evaporator fan, finally the defrost heater before it could be plugged in without tripping the breaker. Although the defrost heater's resistance measured normally, when it... Read more

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Refrigerator Door Switch
Genuine Samsung part
By: Samsung
Part Number: DA34-10120E

The Refrigerator Door Switch is an essential component for maintaining the proper functioning of your Samsung refrigerator. This genuine OEM part ensures reliable performance by accurately detecting when the refrigerator door is opened or closed. With its precise switching mechanism, it helps regulate the internal temperature, preventing energy waste and keeping your food fresh. The door switch is designed for seamless compatibility with a wide range of Samsung refrigerator models, making it a perfect replacement when your original switch becomes faulty or unresponsive. Installing this genuine OEM part guarantees a secure fit and straightforward installation, allowing you to restore your refrigeratorGÇÖs efficiency quickly. By choosing the Refrigerator Door Switch , you benefit from enhanced appliance performance, reduced energy consumption, and extended longevity of your refrigerator. Trust in this high-quality component to provide consistent and dependable operation, ensuring a better overall experience with your Samsung appliance.

This part fixes the following symptoms
  • Light not working
  • Not dispensing water
  • Ice maker not making ice
See more...
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Refrigerator Defrost Heater
Genuine Samsung part
By: Samsung
Part Number: DA47-00154A

The Refrigerator Defrost Heater is a crucial component for maintaining the efficiency of your Samsung refrigerator. This genuine OEM part is specifically designed to manage and prevent frost buildup, ensuring your appliance runs smoothly and effectively. By facilitating the automatic defrost cycle, it helps maintain consistent temperatures inside the fridge, which keeps your food fresh for longer periods. The defrost heater is built to withstand the demands of daily use, providing reliable performance and extending the lifespan of your refrigerator. Installation is easy and straightforward, allowing you to quickly restore your refrigerator's optimal functionality without the need for professional assistance. Compatible with a wide range of Samsung refrigerator models, this defrost heater ensures a perfect fit and seamless integration with your existing appliance. Investing in the Refrigerator Defrost Heater not only resolves common defrosting issues but also enhances the overall performance and energy efficiency of your refrigerator, offering you peace of mind and a better user experience.

This part fixes the following symptoms
  • Frost buildup
  • Doesn't shut off
See more...
Do-It-Yourself Stories from Customers like You Refrigerator freezer was working but was not getting cold on the refrigerator side   Tim W. • Sanford , NC • September 13, 2015

Replaced the defrost heater, Temp sensor, and defrost thermostat. I'm pretty sure the defrost heater was the only faulty part, but I replaced the other parts to be safe. Took me about 20 minutes start to finish. I know the defrost heater was bad because it failed the continuity test. Parts were delivered within 3 days! This is the second time using Appliancepartspros.com and I will not go anywhere else. Thank you! Read more

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Evaporator Defrost Heater Assembly
Genuine Whirlpool part
By: Whirlpool
Part Number: WP12729127

This is the electric heating element that warms the evaporator during defrost. It clears frost from the coils so air can circulate, helping restore proper cooling and consistent temperatures.

  • Melts frost accumulation on the evaporator during the defrost cycle
  • Helps resolve symptoms like frost buildup, weak airflow, warm fridge section, or frequent icing
  • Supports stable temperatures and efficient cooling performance
What's included: Defrost heater assembly only (no additional hardware or thermostat included unless explicitly shown in the package) Install notes:
  • Unplug the appliance before service; allow ice to melt or carefully defrost as needed
  • Access is typically from the freezer section behind the rear panel
  • Handle the glass/metal element carefully; avoid bending or damaging terminals
  • Verify correct routing and secure connections; do not overtighten mounting clips

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Heater
Genuine Whirlpool part
By: Whirlpool
Part Number: W10857624

This factory heater restores proper, controlled heat in the location your appliance was designed to warm. Replacing a failed heater helps eliminate freeze-ups or moisture-related issues so the system can operate as intended. What it does:

  • Supplies localized heat for the appliance's intended function (defrosting, anti-sweat, or freeze prevention)
  • Helps clear ice/frost that can restrict airflow or block passages
  • Can resolve performance issues tied to insufficient heat or a failed heater circuit
  • Typical signs include persistent frost/ice, moisture/condensation problems, or error codes related to the heater
What's included:
  • 1 heater
Install notes:
  • Disconnect power before servicing; turn off water supply if working near ice maker or dispenser components
  • Access and routing vary by model—photograph wiring and harness path before removal
  • Handle the element and wiring carefully; avoid contact with sharp fins and plastic liners
  • Ensure secure electrical connections and proper routing; do not allow the heater to rest against plastic surfaces

Do-It-Yourself Stories from Customers like You Defrost heater failure.   Michael M. • New Braunfels , TX • October 24, 2021

I changed the bimetal defrost thermostat, and the heating element and it worked like a champ! Read more

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Dispenser Water Tube Heater
Genuine Ge part
By: Ge
Part Number: WR49X10173

All metal liner SxS production built January 2003 through January 2007 (serial numbers AF through AM): Models BSS, DSS, ESH, GSH, GSS, GST, HSS, SSS

Do-It-Yourself Stories from Customers like You 2003 ge side by side refrigerator's freezer door water dispenser constantly failed troubleshooting revealed water was freezing inside the water tube behind the rear of the dispenser housing   Wendell M. • Gig Harbor , WA • November 16, 2015

I read about the water dispenser issue with GE refrigerators. There are many areas in this appliance that can have issues in preventing water from passing through the dispenser housing, or not producing ice cubes. Based on the troubleshooting advice of an experienced appliance repair person at Appliance-repair-it.com, I ordered the GE water dispensing heater, part # WR49X10173, from AppliancePartsPros.com. Later, per the instructions from the heating unit I received, I also bought a tube of... Read more

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Switch
Genuine Whirlpool part
By: Whirlpool
Part Number: W11087492

The Switch is an OEM replacement part for Whirlpool refrigerators. It is designed to control the water dispensing function of your refrigerator, providing a convenient and easy way to access filtered water. It is responsible for activating the water flow when pressed, allowing you to dispense water into your glass or container.

A bad refrigerator water dispenser switch can occur due to wear and tear, physical damage, or electrical malfunction. If you notice symptoms such as the switch not responding when pressed, inconsistent water flow, or a complete lack of water dispensing, it may be time to replace the switch.

Symptoms of a bad refrigerator water dispenser switch include:

  • Switch not responding when pressed
  • Inconsistent water flow
  • Lack of water dispensing

Restore your refrigerator's water dispenser by replacing the faulty or damaged water dispenser switch with this genuine OEM part.

This OEM Whirlpool part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore models.
 

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Defrost Heater (Evaporator)
Genuine Whirlpool part
By: Whirlpool
Part Number: WP12049801

This defrost heater warms the evaporator coil during the automatic defrost cycle to melt frost and clear airflow. Replacing a failed heater helps prevent ice buildup and restores more consistent cooling performance throughout the refrigerator. What it does

  • Heats the evaporator during defrost cycles to melt accumulated frost
  • Keeps airflow paths clear so temperatures stay stable
  • Helps prevent frost-clogged coils that reduce cooling
  • Common signs of failure: heavy frost on the back wall/evaporator cover, weak cooling, evaporator fan hitting ice, or ice returning soon after a manual defrost
What's included
  • One defrost heater
Install notes
  • Disconnect power before servicing; wear cut-resistant gloves
  • Access is behind the freezer's rear evaporator cover; remove shelves/bins and the panel
  • Defrost heavy ice before removal to avoid damaging the coil or insulation
  • Transfer any original mounting clips/insulators and route wires exactly like the original; avoid bending the heating element

Do-It-Yourself Stories from Customers like You The frost was building up on the evaporator and the freezer wasn't cooling very well   Rex W. • Sheridan , WY • March 24, 2015

I removed the shelves and the shelf holders, took the back panel off, loosened the evaporator. Removed the heater element and the thermostat. Re-installed the evaporator the back panel, shelve holders and shelves. Then I located the defrost timer in the refrigerator. Read more

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Refrigerator Defrost Heater Assembly
Genuine Ge part
By: Ge
Part Number: WR51X322

This is a GE refrigerator defrost heater assembly. The defrost heater assembly is the component responsible for defrosting the freezer compartment.If the refrigerator has been having trouble defrosting or making loud noises when the defrost heater turns on, this part could need a replacement. When this part malfunctions there could be a noticeable increase in ice building up in the freezer compartment. This situation should be fixed quickly because the increasing ice could damage other parts. Start any repairs by unplugging the refrigerator first. Take all the shelves out of the freezer and remove the freezer light shield. Unthread the two screws securing the rear freezer panel inside of the freezer. Detach the clip and remove the panel. The defrost heater should be accessible at this point. This part is located near the bottom of the freezer. Unthread the screws holding it in place and disconnect it from its wiring. Repeat these steps in reverse to install the new appliance.This is a genuine OEM replacement product sourced directly from GE. This heater assembly is only available individually and is not included with other parts.

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Door Switch
Genuine Frigidaire part
By: Frigidaire
Part Number: 5304524331

The Door Switch is an OEM part for Frigidaire refrigerators. It controls the operation of the interior light when the refrigerator door is opened or closed.

A bad door switch can be caused by wear and tear, damage, or electrical issues. When the switch becomes faulty, it can result in issues such as the interior light not turning on or off when the door is opened or closed.

Symptoms of a bad door switch include:

  •  Interior light not turning on or off
  • Flickering of the interior light
  • Physical damage to the switch

Replace your faulty door switch with this genuine OEM Frigidaire part to restore your refrigerator. This Frigidaire part can also be used on Electrolux, Frigidaire, Gibson, Kelvinator, Westinghouse, and Sears/Kenmore.
 

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Infinite Switch (8" & 9" Surface Element)
Genuine Whirlpool part
By: Whirlpool
Part Number: WP3148955

This infinite switch controls variable heat levels for 8" and 9" electric cooktop surface elements, restoring smooth temperature selection and reliable burner cycling. Ideal when a burner doesn't respond or fails to hold a chosen setting. What it does:

  • Selects and maintains continuous heat levels for a single surface element so the burner can cycle between power settings.
  • Replaces a switch that causes a burner to not turn on, not change settings, or only operate at one heat level.
  • Works with standard 8" and 9" surface elements used on many electric ranges and cooktops.
  • Interfaces with the element terminals and range wiring to control current to the burner.
What's included: One infinite switch assembly. Install notes:
  • Disconnect electrical power to the range at the breaker before starting any repair.
  • Access typically requires removing the cooktop or control panel; retain all mounting hardware and note wire locations before disconnecting.
  • Ensure terminal connections are tight and insulated; replace any damaged wiring or connectors.

Do-It-Yourself Stories from Customers like You Electric burner control switch   William F. • Teutopolis , IL • March 08, 2017

Turn the power off to the range. Pull off the black control knob. Remove 6 - 5/16 screws in back of the range behind the controls panel. Take out 2 screws (behind the control knob) in front that hold the control swirch in the panel. Remove each wire from the old switch and place it onto the new switch (one at a time)so get the wires are installed in the correct place. Make sure the wire are tight on the new switch. Install the new switch, put the two mounting screws in, reinstall the back, put... Read more

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Heater
Genuine Whirlpool part
By: Whirlpool
Part Number: W11087201

The Heater is an OEM component specifically designed for Whirlpool bottom-mount refrigerators. Located within the fresh food compartment walls, it prevents condensation by maintaining warm air circulation along interior surfaces. 

Causes of a bad heater include deterioration of heating coils or electronic boards over many years, loose connections disrupting power delivery, or damage from moisture exposure.

Symptoms include:

  • Foggy or frosted exterior walls need frequent drying  
  • Puddles of water collecting beneath vegetable drawers
  • Musty odors developing within refrigerator shelves

This OEM replacement is also compatible with Kenmore, KitchenAid, and some GE models.

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Defrost Heater (Evaporator)
Genuine Frigidaire part
By: Frigidaire
Part Number: 5303918203

The defrost heater warms the evaporator during automatic defrost to melt frost so air can circulate freely. Replacing a failed heater helps stop heavy ice buildup, restore cooling performance, and prevent fan noise from ice contact.

  • Clears frost from the evaporator so cold air can move between compartments
  • Helps maintain stable temperatures and efficient cooling
  • Common symptoms of a failed heater: thick frost on the back freezer panel, poor cooling, or fan scraping ice
  • Electric resistance element that often tests open (no continuity) when failed
What's included: 1 defrost heater. Install notes:
  • Disconnect power before servicing; do not work on a live appliance
  • Remove freezer shelves/drawers and the rear panel to access the evaporator and heater
  • Allow ice to thaw; handle fins and tubing carefully to avoid damage
  • Route wiring and clips as originally installed and ensure tight electrical connections before reassembly

Do-It-Yourself Stories from Customers like You Not cooling as it should.   Robert A. • Merced , CA • December 05, 2021

R&R "defrost heater". Read more

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