Hollow Glass Core Insulator for Switchgear from Mexico
A hollow cylindrical glass insulator used as housing for high-voltage bushings in electrical switchgear and transformers. Falls under HTS 8546.10.00.00 for its glass construction providing high dielectric insulation in substation equipment.
Duty Rate — Mexico → United States
12.9%
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 partial discharge and impulse withstand voltage test reports
• Declare exact inner/outer dimensions for customs verification
• Avoid reclassification by excluding any pre-installed conductive end fittings