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Heatcraft 24752403 Bottom Coil Defrost Heater 450W 230V

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Special Price $90.99 Regular Price $184.95
In stock
SKU
24752403
The Heatcraft Refrigeration 24752403 Lower Defrost Heater is a heating coil that is an electrically powered part that melts the frost and ice on evaporator coils during defrost cycles. It is also applied in the HVAC systems at 450W and 230V to supply controlled heat to the lower portion of the coil when turned on by the defrost control. The evaporator is laid below or close to the surface of the evaporator on refrigeration units or on heat pump units. It is used to ensure better system operation, airflow and heat exchange efficiency in cold weather operation
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HVAC Accessories, Condensers & Evaporators
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Product Questions (2)
Customer Questions
What maintenance is required for the Heatcraft 24752403 Defrost Heater?

Inspect the heater regularly for corrosion or damage. Ensure connections are tight and free of debris. Periodically test its function to prevent frost buildup. Always turn off power before servicing to avoid electrical hazards.

What are common issues with the Heatcraft 24752403 Defrost Heater?

  • Failure to heat properly.
  • Electrical connection issues.
  • Frost buildup due to uneven heating.
  • Visible corrosion or physical damage.

Installation Steps

Step 1: Turn off power and disconnect the unit from its electrical source.

Step 2: Remove access panels to expose the evaporator coil area.

Step 3: Position the new heater beneath the coil.

Step 4: Secure the heater with brackets or clips provided, ensuring good contact.

Step 5: Reconnect wiring per the manufacturer diagram.

Step 6: Restore power and test defrost cycle.