SH250 - Genuine OEM Universal Refrigerator Defrost Heater

SH250 – Genuine OEM Universal Refrigerator Defrost Heater

The SH250 Genuine OEM Universal Refrigerator Defrost Heater is a universal refrigeration heating component designed to help prevent frost and ice accumulation within refrigerator and freezer systems. Manufactured by SUPCO and engineered for refrigeration applications, this heater operates at 120 volts and 3 watts and is commonly used to assist with defrost and drain system performance in residential and commercial refrigeration equipment. It is available from Appliance Kingdom with fast Canada-wide shipping for homeowners, landlords, and appliance repair professionals.

A properly functioning defrost heater is critical for maintaining efficient airflow and temperature regulation within a refrigerator. When frost accumulates on evaporator components or drain areas, cooling performance can suffer, leading to temperature fluctuations and excessive ice buildup. The SH250 is designed to help prevent these issues and support reliable refrigeration operation.

What Does the Refrigerator Defrost Heater Do?

The SH250 defrost heater helps melt frost and ice that naturally form during normal refrigeration operation. By reducing frost accumulation around evaporator and drain system components, the heater helps maintain proper airflow, drainage, and cooling efficiency throughout the refrigerator and freezer compartments.

Using a high-quality OEM-grade heater is important because heating components must meet specific electrical and performance requirements. Proper operation helps prevent recurring frost problems that can interfere with cooling performance and place additional strain on refrigeration components.

Common Symptoms Indicating Replacement

A faulty or failed refrigerator defrost heater can contribute to several common refrigeration problems, including:

• Excessive frost buildup on evaporator coils
• Refrigerator section becoming too warm
• Refrigerator section becoming too cold
• Freezer section becoming too warm
• Freezer section becoming too cold
• Restricted airflow inside the appliance
• Water leakage caused by frozen drain systems
• Refrigerator running longer than normal
• Reduced cooling efficiency
• Ice accumulation affecting normal operation

If a failed defrost heater has been confirmed through proper diagnosis, replacing it can often resolve frost-related cooling issues and restore normal operation. However, similar symptoms may also be caused by defective defrost thermostats, thermistors, control boards, wiring problems, or other refrigeration components.

Compatibility Guidance

The SH250 is designed as a universal refrigerator defrost heater for refrigeration applications. Before ordering:

• Verify your appliance model number.
• Confirm that SH250 is appropriate for your repair application.
• Review the heater specifications carefully.
• Contact Appliance Kingdom for compatibility assistance if required.

Proper verification helps ensure correct installation and reliable performance.

Replaces Part Numbers

Verified replacement and cross-reference information includes:

• 414
• AP4503155
• GH250
• WR51M250

These replacement references have been identified by authorized appliance parts suppliers.

Key Features & Benefits

• Genuine OEM-quality refrigeration heater
• Universal refrigeration application design
• Operates at 120V and 3W
• Silicone construction for durability
• Helps reduce frost and ice accumulation
• Supports proper airflow and cooling performance
• Water-resistant construction
• Designed for continuous operation in refrigeration environments
• Suitable for homeowners, landlords, and appliance service technicians
• Manufactured to meet refrigeration industry performance standards

Installation Overview

Installation difficulty is generally considered moderate and may require access to refrigeration system components and electrical connections.

Experienced DIY users familiar with appliance repair may be able to complete installation. Because electrical components are involved, professional installation is recommended when diagnosis or wiring procedures are uncertain.

Always disconnect power before servicing the appliance and follow manufacturer-approved repair procedures.

Canada-Wide Availability & Supplier Trust

Appliance Kingdom supplies genuine OEM and premium-quality appliance replacement parts to customers across Canada. Orders ship from Canada, helping ensure faster delivery and dependable support for residential and commercial appliance repairs.

Whether you're maintaining a household refrigerator, managing rental properties, or performing professional appliance service, Appliance Kingdom provides trusted parts and knowledgeable support to help complete repairs efficiently.

Buyer Confidence & Reassurance

When purchasing the SH250 Genuine OEM Universal Refrigerator Defrost Heater, you can buy with confidence knowing that you are receiving a quality refrigeration component designed for reliable performance.

Benefits include:

• OEM-grade construction and performance
• Reliable heating operation
• Proven refrigeration application design
• Support for compatibility verification
• Canadian supplier support and nationwide shipping
• Quality replacement solution for frost-related refrigerator issues