Alumina Ceramic Spool Insulator from Canada
A precision-machined spool-shaped insulator made from 95% alumina ceramic, used in electrical coils and transformers for wire support. It falls under HTS 8546.20.00 because it is a ceramic electrical insulator preventing current leakage in high-voltage applications.
Duty Rate — Canada → United States
13%
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
• Provide alumina content certification (>90%) to avoid reclassification as lower-grade ceramics
• Label with exact voltage rating and creepage distance; comply with IEC 60112 standards