High-Voltage Porcelain Post Insulator from Japan
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 — Japan → 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
• 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