High-Voltage Porcelain Post Insulator from Canada
A cylindrical porcelain insulator designed for supporting high-voltage power lines on utility poles, featuring a glazed surface for weather resistance. Classified under HTS 8546.20.00 as it is made entirely of ceramic material to provide electrical insulation in overhead transmission systems.
Duty Rate — Canada → United States
13%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Verify ceramic composition exceeds 50% by weight to confirm classification under 8546.20.00; provide material test certificates
• Ensure insulators meet ANSI C29 standards for voltage rating; include dielectric strength test reports in documentation