Alumina Ceramic Suspension Insulator from Japan
High-purity alumina ceramic insulator used in strings for overhead power transmission lines at 132 kV and above, low-frequency AC systems. It provides superior puncture resistance and is capped with forged steel fittings. Falls under HTS 8546.20.00.60 for other ceramic high-voltage, low-frequency insulators.
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
• Obtain third-party testing for specific creepage distance per IEC 60383; declare exact voltage class to avoid grouping under 'other'; check for anti-pollution skirt design compliance with regional standards