Hollow Glass Core Insulator for Switchgear from Canada
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 — Canada → United States
12.9%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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