Line Post Porcelain Insulators from Mexico
Station post ceramic insulators for vertical mounting on utility poles, rated 15kV to 69kV for distribution substations. These provide cantilever strength for line support in high-voltage, low-frequency circuits. Specifically covered by HTS 8546.20.00.30 as line post insulators.
Duty Rate — Mexico → United States
13%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• - Submit cantilever strength ratings (e.g
• 10kN) and pollution class designation
• - Common issue: Unmarked insulators may be treated as unfinished ceramic goods
• - Include test reports showing compliance with IEEE Std C29.9 requirements