Heat Pump Defrost Control Board from Mexico
Electronic circuit board managing defrost cycles, sensors, and reversing valve signals in outdoor heat pump units. Falls under HTS 8415.90.80.70 as a control part essential for heat pump operation in heating mode under freezing conditions.
Duty Rate — Mexico → United States
11.4%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include FCC compliance for electronic components to pass customs electronics checks
• Provide wiring diagrams showing integration with heat pump reversing valve and sensors
• Avoid misclassification by specifying 'for heat pump defrost' vs generic HVAC boards