Glass Strain Insulator for Guy Wires from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Include tensile load test certificates showing minimum breaking strength
• Ensure proper ball-and-socket fitting compatibility documentation