[Lifetime Warranty] WR51X10055 Refrigerator Defrost Heater with METAL SHIELD - Compatible with GE & Kenmore Refrigerators - Replaces AP3183311 914088 AH303781 EA303781

WR51X10055 Defrost Heater

Key Features

• Melts frost from the evaporator coils during the automatic defrost cycle.
• Helps maintain consistent temperatures in the freezer and refrigerator compartments.
• Assembly includes a 725W, 115V heater and metal shield.
• Resolves issues such as frost buildup, appliance not cooling, or freezer not defrosting.

Replaces / Cross-Reference Part Numbers

• AP3183311
• PS303781
• WR51X10030
• 914088
• AH303781
• EA303781
• ERWR51X10055
• SH323
• AGE29323

Compatibility & Fitment

• Designed for specific refrigerator models from brands including General Electric, Hotpoint, and Kenmore.
• Always verify fitment with your appliance's model number before ordering.

When to Replace

• Excessive frost or ice buildup on the freezer's back wall or evaporator coils.
• The freezer or refrigerator section is too warm.
• The freezer fails to run through a defrost cycle.
• Visible damage, such as a broken or burnt-out glass tube on the existing heater.
• The existing heater fails a continuity test with a multimeter.

Installation Tips

• Disconnect the refrigerator from its power source before starting the repair.
• The heater is typically located behind the interior rear panel of the freezer compartment.
• Wear protective gloves as components may be sharp or cold.
• It is recommended to manually defrost the freezer completely before accessing the component.