Transistor Heat Sinks from Mexico
Aluminum heat sinks custom-machined for mounting power transistors to dissipate thermal energy. These are essential parts of semiconductor transistors under 8541.90, designed for specific thermal management in electronic circuits.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Provide thermal specifications and transistor mounting compatibility drawings
• Avoid classifying as general heat sinks (8419) by proving dedicated semiconductor application
• Check for Section 301 tariffs on certain heat sink materials from China