9 Best Refrigerator Defrost Heater Replacements (November 2026)

The best refrigerator defrost heater replacements include the Ansoon WR51X10101 Refrigerator Defrost Heater Compatible for broad GE part-number matching, the BlueStars WR51X10055 Refrigerator Defrost Heater for a heater and sensor set, and the Ytpoools 242044008 Refrigerator Defrost Heater Kit Fit for Frigidaire-family cross-references.

On this page (4 sections)

1. How we compared refrigerator defrost heater replacements
2. The best refrigerator defrost heater replacements
3. What should you check before buying a defrost heater for a refrigerator?
4. Which refrigerator defrost heater replacement should you choose?

The best refrigerator defrost heater replacement depends on the original part number and your refrigerator’s full model. For selected GE-family models, the Ansoon WR51X10101 is a strong starting point because it cross-references several part numbers; Frigidaire-family and Samsung models need their own matching assemblies.

A heater is one part of an automatic defrost system. Before replacing it, confirm that the heater has failed and check whether the diagnosis points to a sensor, thermostat, drain or control issue instead.

For a GE model, compare this guide with our best GE refrigerator defrost heater picks. If you're still tracing the cooling system, learn what a refrigerator condenser does and where the evaporator coils are on a fridge.

Our picks at a glance

1. 1
   Best for broad GE part-number matching

   Ansoon WR51X10101 Refrigerator Defrost Heater Compatible

   9.7/10 our score

   See it on Amazon
2. 2
   Best for a heater and sensor set

   BlueStars WR51X10055 Refrigerator Defrost Heater

   9.6/10 our score

   See it on Amazon
3. 3
   Best for Frigidaire-family cross-references

   Ytpoools 242044008 Refrigerator Defrost Heater Kit Fit

   9.5/10 our score

   See it on Amazon

4. 4

   Canamax WR51X10055 Refrigerator Defrost Heater with Metal

   Best for a shielded GE-style heater
   Check it
5. 5

   M Motico WR51X10055 Refrigerator Defrost Heater Kit

   Best for three-part GE repairs
   Check it
6. 6

   WFCYX 242044020 242044008 Refrigerator Defrost Heater

   Best for a single Frigidaire-family heater
   Check it
7. 7

   ERP Refrigerator Defrost Heater for Maytag

   Best for Maytag-family part 61001846
   Check it
8. 8

   Wadoy DA47-00244U Refrigerator Defrost Heater Assembly Compatible

   Best for selected Samsung models
   Check it
9. 9

   Ansoon WR51X10053 Defrost Heater Compatible for General

   Best for listed GE model cross-checks
   Check it

How we compared refrigerator defrost heater replacements

We compared the part numbers, named compatible brands, included components and fit guidance for each refrigerator defrost heater. Our score weighs specs, features and buyer feedback against what you're shopping for.

Compatibility carries the most weight because a heater that does not match the appliance cannot serve as the intended replacement. A cross-reference list helps narrow the search, but it does not replace checking the complete model number.

A kit with a sensor or thermostat may suit a broader repair, while a single heater keeps the parts choice focused. We also considered whether the product details identify voltage, wattage, length or a clear family of compatible models.

The best refrigerator defrost heater replacements

The Ansoon WR51X10101 leads for its broad set of GE-family part-number references. The remaining choices serve distinct model families or include different components, so use the original part number as your first filter.

1

Ansoon WR51X10101 Refrigerator Defrost Heater Compatible: Best for broad GE part-number matching

9.7/10Our score

• Replaces 9 listed part numbers
• Compatible with selected GE, Hotpoint, Kenmore, RCA and Amana models
• One heater included

A broad part-number cross-reference makes this a useful starting point for selected GE-family refrigerators. Confirm the complete model number and the original heater number.

See it on Amazon

Pros

• Several cross-reference numbers
• Compatible brand list includes GE and Hotpoint

Cons

• Aftermarket part
• Model compatibility still needs confirmation

The Ansoon WR51X10101 is a fit to consider when your original heater carries one of its cross-reference numbers. It lists WR51X10101, 1399613, AH1993872, AP4355467, EA1993872, PS1993872, WR51X10032, WR51X10053 and WR51X10097.

Its named compatible brands include GE, Hotpoint, Kenmore, RCA and Amana. Those brand names alone don't guarantee a match, so check the complete model number on the refrigerator label and compare the removed heater.

This is a non-original aftermarket part. The package includes one freezer defrost heater, which suits a replacement focused on that component rather than a kit with a sensor or thermostat.

Unplug the refrigerator before installation, and wear work gloves to protect your hands. If you can't confirm the wiring and mounting match, have an appliance technician check the part before fitting it.

2

BlueStars WR51X10055 Refrigerator Defrost Heater: Best for a heater and sensor set

9.6/10Our score

• WR51X10055 heater
• Includes WR55X10025 temperature sensor and WR50X10068 defrost thermostat
• Metal shield

This set pairs a WR51X10055 heater with a temperature sensor and defrost thermostat. Check whether your repair calls for all three components.

See it on Amazon

Pros

• Three defrost-system components in one set
• Metal shield

Cons

• Exact model compatibility must be checked

The BlueStars WR51X10055 is the pick to examine when a repair calls for a heater plus two related defrost components. The set includes a WR55X10025 temperature sensor and a WR50X10068 defrost thermostat.

BlueStars identifies the heater as compatible with certain GE and Hotpoint refrigerators. It also describes a metal shield, which is a useful visual detail to compare with the original assembly.

Check whether your diagnosis calls for all three parts. If only the heater is confirmed faulty, a set with extra components may not match the repair you need.

The exact refrigerator models are not listed here, so verify the full model number and each component reference against an appliance parts diagram. The heater's WR51X10055 number should be a direct match or an approved cross-reference for your repair.

3

Ytpoools 242044008 Refrigerator Defrost Heater Kit Fit: Best for Frigidaire-family cross-references

9.5/10Our score

• Part numbers 242044020 and 242044008
• 375 W and 115 V
• 19.21 in long

This heater kit covers a Frigidaire-family set of brands and cross-reference numbers. It is model-specific, so confirm the exact refrigerator before buying.

See it on Amazon

Pros

• Multiple cross-reference numbers
• Voltage and length are stated

Cons

• Not universal

The Ytpoools heater kit is aimed at selected Frigidaire-family refrigerators. Its part numbers are 242044020 and 242044008, with additional references including 1792999, AH3408665, EA3408665, PS3408665 and AP4567873.

The stated electrical details are 375 W, 115 V and 19.21 inches long. Named compatible brands include Frigidaire, Electrolux, Gibson, Kelvinator, White Westinghouse, Tappan and Kenmore.

Ytpoools describes a Calrod alloy heating tube and says the component appearance may vary while remaining a functional equivalent. Treat fit as model-specific and compare the heater profile and connections with the original.

Choose this when your model and part numbers align with the listed cross-references. It is not presented as a universal replacement.

4

Canamax WR51X10055 Refrigerator Defrost Heater with Metal: Best for a shielded GE-style heater

9.2/10Our score

• WR51X10055 heater
• 725 W rating
• Metal shield

Canamax names several GE-family cross-references and describes a metal shield. Compare the original part number and connector arrangement before choosing it.

See it on Amazon

Pros

• Metal shield
• Several cross-reference numbers

Cons

• Model fit needs confirmation

The Canamax WR51X10055 pairs a GE-family part number with a metal shield. Canamax gives a 725 W rating and names GE and Hotpoint among compatible brands.

Its cross-references include AP3183311, 914088, AH303781, EA303781, PS303781, WR51X10029, WR51X10030, WR51X10031, WR51X10111 and WR51X10038. Compare those numbers with your existing heater, as multiple WR51X variants can look similar.

The package is described as one WR51X10055 heater assembly. Confirm the connectors, mounting points and full refrigerator model before choosing it, especially if the original part number differs from WR51X10055.

This is a focused option for a replacement where the shield and part-number references match. The compatibility language does not cover every GE or Hotpoint refrigerator.

5

M Motico WR51X10055 Refrigerator Defrost Heater Kit: Best for three-part GE repairs

8.9/10Our score

• WR51X10055 heater
• WR55X10025 temperature sensor
• WR50X10068 defrost thermostat

This kit groups a heater, sensor and thermostat for buyers whose diagnosis points to more than the heater alone. Match each component number to your appliance.

See it on Amazon

Pros

• Three parts included
• Cross-reference numbers are given for each component

Cons

• Confirm the complete model and needed components

M Motico's WR51X10055 kit groups a heater with a WR55X10025 temperature sensor and WR50X10068 defrost thermostat. The heater references include WR51X10030, AP3183311, PS303781, 914088, AH303781 and EA303781.

The kit can make sense when the repair plan calls for all three parts. The sensor and thermostat have their own cross-reference numbers, so verify each one rather than assuming the heater number confirms the entire set.

GE and Kenmore are named as compatible brands. The compatibility information also says to check the refrigerator before ordering, so use the model label and appliance parts diagram to confirm.

The heater is sold as an aftermarket replacement. If the diagnosis identifies only a heater problem, compare this set with a single-component assembly before deciding.

6

WFCYX 242044020 242044008 Refrigerator Defrost Heater: Best for a single Frigidaire-family heater

8.6/10Our score

• 242044020 and 242044008 references
• 375 W and 115 V
• 18-7/8 in long

WFCYX offers a single heater assembly with the same core part references used by some Frigidaire-family models. Confirm your model and part number before ordering.

See it on Amazon

Pros

• Voltage, wattage and length stated
• Single heater assembly

Cons

• Compatibility is model-specific

WFCYX offers a single heater assembly for selected Frigidaire-family refrigerators. Its part numbers are 242044020 and 242044008, with references to AP4567873, 1792999, AH3408665, EA3408665 and PS3408665.

The stated electrical details are 375 W, 115 V and 18-7/8 inches long. Named compatible brands include Frigidaire, Electrolux, Gibson, Kelvinator, White Westinghouse, Tappan and Kenmore.

This gives you a single-component option if your refrigerator uses one of those part numbers. Compare the old heater's length, shape and connection points with the replacement details, then verify the complete model.

The heater is not described as universal. Model-specific confirmation matters even when the brand family looks right.

7

ERP Refrigerator Defrost Heater for Maytag: Best for Maytag-family part 61001846

8.4/10Our score

• Replaces 61001846
• Maytag, Magic Chef, Norge and Admiral named
• One brand-new part

ERP identifies this heater by part number 61001846 and names several compatible brands. Use the full model number to confirm it matches your refrigerator.

See it on Amazon

Pros

• Clear part number
• Several compatible brands named

Cons

• Few other fit details are provided

ERP identifies this heater by part number 61001846 and names Maytag, Magic Chef, Norge and Admiral. That makes it a targeted option for refrigerators whose parts information confirms the same number.

The available fit information is brief, so check the full refrigerator model in a parts diagram before ordering. Don't rely on brand alone, since one brand can use different heaters across models.

This is a single part rather than a kit with a sensor and thermostat. Choose it when the heater itself is the diagnosed issue and 61001846 matches the appliance's required part.

8

Wadoy DA47-00244U Refrigerator Defrost Heater Assembly Compatible: Best for selected Samsung models

8.2/10Our score

• DA47-00244U heater assembly
• Separate DA61-06796A evaporator drain clip
• Selected Samsung model compatibility

This Samsung-compatible assembly includes a separate evaporator drain clip. Match both the heater and clip numbers to the parts needed for your model.

See it on Amazon

Pros

• Heater and drain clip included
• Selected Samsung models are named

Cons

• Aftermarket part

The Wadoy DA47-00244U is intended for selected Samsung refrigerators. It includes a metal-sheathed heater assembly with attached wires and connectors, plus a separate DA61-06796A evaporator drain clip.

Heater cross-references include PS9603659, AP5914487, EAP9603659 and 3955643. The drain clip uses different numbers, including AP5579885, PS4145120 and 2683162, so check both parts if the repair needs the clip.

Several compatible Samsung model numbers are named, including models in the RF23HCEDB, RF23R6201 and RF260BEAE families. Match the full model, suffix and revision against the refrigerator parts diagram, then compare the original heater's shape and connectors.

This is a non-original aftermarket assembly. Unplug the refrigerator before installation.

9

Ansoon WR51X10053 Defrost Heater Compatible for General: Best for listed GE model cross-checks

7.9/10Our score

• WR51X10053 heater
• Long list of GE-family model numbers
• Replaces several cross-reference numbers

Ansoon gives a long list of GE-family model numbers for this WR51X10053 heater. Use your full model number and original part number to narrow the match.

See it on Amazon

Pros

• Many model numbers are named
• Several cross-reference numbers

Cons

• Aftermarket part
• Check fit against the complete model

Ansoon's WR51X10053 is a GE-family heater with a long list of model numbers and cross-references. Those references include WR51X10101, 1399613, AH1993872, AP4355467, EA1993872, PS1993872, WR51X10032 and WR51X10097.

GE, Hotpoint, Kenmore, RCA and Amana are named as compatible brands. The product details include many GE model numbers, but a similar model name is not enough to confirm fit; use the complete number from the refrigerator label.

The part is non-original aftermarket and the instructions say to unplug the refrigerator and wear work gloves before installation. Compare the old heater and its connectors with the replacement before starting work.

What should you check before buying a defrost heater for a refrigerator?

Check the complete model number, original part number and physical match before buying a defrost heater for a refrigerator. These checks help separate similar-looking components that serve different appliances.

Where can you find the evaporator coils?

The evaporator coils are usually behind an interior freezer panel, but their position varies by refrigerator. Our guide to where the evaporator coils are on a fridge can help you understand the area involved before a repair.

A frozen coil can point to several possible faults. Read about a frozen evaporator coil in a refrigerator before deciding that the heater is the cause.

Which part number should you match?

Match the number printed on the removed heater to the replacement's part number or an approved cross-reference. Then verify the refrigerator's complete model number, including suffixes and revisions.

A brand match by itself isn't enough. Different models under one brand may use different heater shapes, connectors or control parts.

Do you need a heater kit or one replacement part?

Choose a kit only when the repair calls for its extra components. The BlueStars and M Motico options include a heater, sensor and thermostat, while the Wadoy kit includes a heater and drain clip.

If the diagnosis points to the heater alone, a single heater may be the more direct match. Follow the service information for your model to determine which components need replacement.

Is manual defrost the same as replacing a heater?

No. Manual defrost can remove accumulated ice, but it doesn't repair a failed component in the automatic defrost system.

Our guide on how to defrost a smart refrigerator covers a temporary clearing step.

If the problem returns, check the cause rather than repeating defrosts. The best replacement water filter for a GE refrigerator is a separate maintenance topic and won't address a defrost fault.

Which refrigerator defrost heater replacement should you choose?

Choose the Ansoon WR51X10101 if your GE-family model and original heater match its cross-reference numbers. For selected Frigidaire-family units, compare the 242044020 and 242044008 options; for Samsung models, verify DA47-00244U against the full model and parts diagram.

If your diagnosis points to a sensor or thermostat too, consider a kit that includes those components. The right refrigerator defrost heater replacement is the one that matches the appliance and the confirmed fault.

Our top 3 picks at a glance

1. 1
   Best for broad GE part-number matching

   Ansoon WR51X10101 Refrigerator Defrost Heater Compatible

   9.7/10 our score

   See it on Amazon
2. 2
   Best for a heater and sensor set

   BlueStars WR51X10055 Refrigerator Defrost Heater

   9.6/10 our score

   See it on Amazon
3. 3
   Best for Frigidaire-family cross-references

   Ytpoools 242044008 Refrigerator Defrost Heater Kit Fit

   9.5/10 our score

   See it on Amazon

Frequently asked questions

How do I choose a refrigerator defrost heater replacement?

Start with the complete model number on the refrigerator label and the part number on the original heater. Check both against the replacement’s compatibility details, including suffixes and any separate parts in a kit.

A similar brand name or a shared prefix does not confirm fit.

Can a defrost heater fix a freezer that keeps icing up?

It can help if the heater has failed, but frost buildup can also involve the sensor, thermostat, control board, drain or airflow. Confirm the fault before replacing parts.

If you can see ice on the coil, this guide to a frozen evaporator coil refrigerator explains other possible causes.

Are refrigerator defrost heaters universal?

No. These replacements use specific part numbers and model compatibility lists.

Some are intended for selected GE, Samsung or Frigidaire-family refrigerators, while others identify a particular Maytag-family part.

Compare your complete model number and original component before ordering.

Should I replace the heater, sensor and thermostat together?

Replace components based on the diagnosis and the refrigerator’s parts requirements. A kit that includes a heater, sensor and thermostat can suit a repair that calls for all three, but it does not mean every refrigerator needs the full set.

Follow the service instructions for your model.

Can I install a defrost heater myself?

Only if you can safely follow the model-specific repair instructions and identify the correct part. Unplug the refrigerator before installation, and use work gloves where appropriate.

If you are unsure about electrical connections or access to the evaporator area, use a qualified appliance technician.