Transformer Heat Sink Assembly from Japan

Aluminum extruded heat sinks with transformer-specific mounting patterns and thermal interface pads for high-power SMPS transformers. Classified as HTS 8504.90.96.46 other transformer parts due to dedicated thermal management function. Critical for preventing transformer overheating in compact electronics.

Duty Rate — Japan → United States

10%

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

Thermal performance data (watts per °C) and finite element analysis reports validate transformer-specific design

Anodizing specifications and thermal interface material details required for complete description