Planar Wound Core for PCB-Mount Transformers from Mexico
Low-profile planar wound core with thin copper foil windings, engineered for surface-mount transformers on printed circuit boards in telecommunications equipment. Classified in HTS 8504.90.96.42 for its wound design dedicated to compact transformer assembly, enabling high power density.
Duty Rate — Mexico → 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
• Include PCB footprint specifications and pinout diagrams to prove incorporation intent for transformer function
• Certify RoHS compliance for electronics imports; non-compliant cores face immediate detention
• Declare exact winding resistance and inductance values to avoid undervaluation claims