Bicycle Light Heat Sink Assembly from Japan
Aluminum heat sink attached to high-power LEDs in bicycle headlights to prevent overheating during extended use. Critical thermal management part for electrical lighting equipment on bicycles, under HTS 8512.90.4000. Fin design optimized for airflow on moving bikes.
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
• Thermal performance test data essential to demonstrate necessity for LED lighting
• Photos of assembly in bike light housing required for customs verification
• Don't classify as 7616 aluminum; end-use in electrical bicycle lighting governs