Denso XNG27 Industrial Ceramic Insulator from Canada
Denso XNG27 series ceramic insulators optimized for spark plugs in large-bore natural gas engines used in pipeline compressor stations. Provides 30kV dielectric strength with corrosion-resistant glaze for harsh NG fuel environments. Specifically designed for HTS 8547.10.40.00 classification in stationary internal combustion engine spark plug production.
Duty Rate — Canada → United States
13%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Certify insulators match spark plug models for EPA-certified NG engines; avoid mixing with gasoline spark insulators in same container; document molding process confirming minor metal integration