Ceramic Phase Barrier Insulator from Canada
Ceramic phase barriers used in medium-voltage switchgear to separate electrical phases, molded with minor metal fixing points. Essential for arc flash prevention and phase-to-phase insulation. Classified HTS 8547.10.80.00 as insulating fittings wholly of ceramics.
Duty Rate — Canada → United States
13%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Specify tracking resistance (CTI >600); provide flashover voltage test data; ensure compliance with NEMA/ANSI standards for US electrical codes