SZ7014648 - Universal Supco Refrigerator Defrost Timer, 6h 21min

SZ7014648 – Universal Supco Refrigerator Defrost Timer, 6h 21min

The SZ7014648 Universal Supco Refrigerator Defrost Timer, 6h 21min is a high-quality aftermarket replacement designed to replace select Sub-Zero refrigerator defrost timers. Manufactured by Supco, this timer is engineered to match original equipment specifications, providing reliable automatic defrost operation to help maintain efficient cooling performance. Appliance Kingdom proudly ships this replacement part across Canada with fast, dependable delivery for homeowners, landlords, and professional appliance repair technicians.

A properly functioning defrost timer is essential for preventing excessive frost accumulation on the evaporator coils. When the timer fails, frost can build up, restricting airflow and causing poor cooling performance. Replacing a faulty defrost timer can restore normal defrost cycles and help extend the life of your refrigerator.

What Does the Refrigerator Defrost Timer Do?

The defrost timer automatically switches the refrigerator between the cooling cycle and the defrost cycle. The SZ7014648 operates on a 6-hour cooling cycle followed by a 21-minute defrost cycle, helping prevent frost from accumulating on the evaporator coils.

By periodically energising the defrost heater, the timer ensures proper airflow through the evaporator, allowing the refrigerator and freezer compartments to maintain consistent temperatures. A failed timer may prevent the refrigerator from entering or exiting the defrost cycle, resulting in cooling issues and excessive ice buildup.

Common Symptoms Indicating Replacement

If your refrigerator is experiencing any of the following problems, the defrost timer may need replacement:

• Heavy frost or ice buildup on evaporator coils
• Refrigerator not cooling properly
• Freezer section becoming excessively frosty
• Refrigerator running continuously
• Refrigerator too warm despite compressor operation
• Water leaking due to excessive frost melting
• Defrost cycle not starting or not completing
• Inconsistent cooling performance

Replacing a defective defrost timer frequently resolves these issues when the timer has been confirmed as the failed component. Similar symptoms may also be caused by a faulty defrost heater, defrost thermostat, evaporator fan motor, or electronic control system, so proper diagnosis is recommended.

Compatibility Guidance

This replacement timer is designed for compatible Sub-Zero refrigerators requiring a 6-hour / 21-minute defrost cycle.

Before ordering:

• Verify your appliance model number.
• Confirm that SZ7014648 is the correct replacement for your refrigerator.
• Contact Appliance Kingdom if you need assistance verifying compatibility.

Verifying your model number helps ensure correct fit and reliable performance.

Replaces Part Numbers

Verified replacement part numbers include:

• 7014648
• 3081050
• 3-08-150-0

Key Features & Benefits

• High-quality aftermarket replacement manufactured by Supco
• Direct replacement for compatible Sub-Zero refrigerator defrost timers
• 6-hour cooling cycle with 21-minute defrost cycle
• 120V operation
• 15A rating
• 1/2 HP capacity
• Designed to meet or exceed original equipment specifications
• Wiring instructions included
• Reliable performance for residential refrigeration systems
• Suitable for homeowners, landlords, maintenance professionals, and appliance repair technicians

Installation Overview

Replacing a refrigerator defrost timer is generally considered a moderate repair.

Experienced DIY users with basic electrical repair knowledge can often complete the installation using common hand tools. Since the repair involves electrical connections, always disconnect power before servicing the appliance. Professional installation is recommended if you are uncertain about diagnosis or wiring.

Canada-Wide Availability & Trusted Canadian Supplier

Appliance Kingdom supplies quality appliance replacement parts to customers throughout Canada. Orders ship from Canada, helping provide faster delivery and dependable service to homeowners, landlords, maintenance companies, and appliance repair professionals nationwide.

Whether you're restoring a household refrigerator or maintaining commercial residential properties, Appliance Kingdom provides reliable parts backed by knowledgeable customer support.

Buyer Confidence & Quality Assurance

When you purchase the SZ7014648 Universal Supco Refrigerator Defrost Timer, you receive:

• Premium aftermarket quality from Supco
• Reliable replacement performance
• Designed to meet OEM specifications
• Dependable fit for compatible applications
• Assistance with compatibility verification before purchase
• Fast Canada-wide shipping