THAAD Seeker Cooling Shroud from Canada
Cryogenic shroud maintaining IR seeker detector at 77K for Terminal High Altitude Area Defense interceptor. HTS 9306.90.00.60 reflects hit-to-kill guidance requirements during exo-atmospheric intercept. Stirling cycle cooler integration rejects 1kW boost heat.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Cryocooler wattage and temperature specs prove missile seeker application
• Exo-atmospheric pressure testing certification required
• Distinguish from satellite cryocoolers by kinetic kill vehicle integration