Wind Tunnel Drive Variable Speed Unit from Canada
High-power mechanical speed changer for wind tunnel fan drives providing precise airflow simulation. HTS 8486.40.70.00 for aerodynamic testing equipment. Covers subsonic to supersonic test requirements.
Duty Rate — Canada → United States
13.9%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Airflow Mach number range specs confirm testing application
• Fan horsepower rating documentation essential
• Research vs commercial end-use may affect classification