Porcelain Suspension Insulator Disc from Canada
A single porcelain disc unit for string suspension insulators in extra-high-voltage transmission lines, featuring ball-and-socket design. Classified in HTS 8546.20.00 for its ceramic construction providing high mechanical and electrical strength.
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
• Certify to IEC 60383 standards; provide puncture and flashover test results
• Declare as individual units, not strings, to prevent set classification issues