High-Sensitivity Ionization Sensor for Commercial Fire Systems from Japan
Advanced ionization sensor for duct-mounted commercial smoke detection systems, optimized for fast response in HVAC applications. Classified HTS 9022.90.70.00 for its use of alpha radiation in smoke particle detection within fire alarm apparatus. Meets NFPA 72 standards for large building protection.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Include NFPA 72 equivalence certification for building code compliance
• Declare as 'commercial fire safety equipment' for potential duty exemptions
• Coordinate with licensed radiation safety officer for port-of-entry inspections