Multi-Gap Ferrite Core for Resonant Transformers from Canada
Precision multi-gap cut ferrite cores for LLC resonant converter transformers, providing controlled inductance and low leakage at 100-250 kHz. Distributed gap design reduces winding losses. Classified under HTS 8504.90.96.10.
Duty Rate — Canada → United States
15%
Rate breakdown
9903.82.1015%Except as provided for in headings 9903.82.12, 9903.82.17 and 9903.85.68, derivative aluminum and steel articles with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 15 percent, as provided for in subdivision (f) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Provide gap dimension tolerances and effective permeability calculations
• Document Q-factor specifications for resonant applications
• Include frequency tuning range validation data