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Heat Pump Defrost Control Board from Japan

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 — Japan → United States

26.4%

Rate breakdown

9903.82.0925%Except as provided for in headings 9903.82.16 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) of U.S. note 16 to this subchapter
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) 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