Boiler Draft Fan Impeller from Mexico
Precision-balanced rotor blades for forced draft or induced draft fans supporting combustion air/flue gas movement in boiler auxiliary systems. While fan assemblies may classify elsewhere, impellers as replacement parts fall under HTS 8404.90.00.00. Critical for airflow optimization.
Duty Rate — Mexico → United States
13.5%
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
• Dynamic balance certificates mandatory; imbalance causes operational failures
• Blade material (e.g
• abrasion-resistant alloys) affects tariff treatment
• Complete fan assemblies classify differently; declare as 'impeller only'