Glass Strain Insulator for Guy Wires from Canada
A glass egg-shaped strain insulator used to electrically isolate guy wires on transmission towers from ground potential. It qualifies for HTS 8546.10.00.00 as a glass electrical insulator designed for tensile strain applications in power infrastructure.
Duty Rate — Canada → United States
12.9%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include tensile load test certificates showing minimum breaking strength
• Ensure proper ball-and-socket fitting compatibility documentation