Aluminum Heat Sink Casting
Die-cast aluminum heat dissipation component with finned structure for electronics cooling. Classified as HTS 7616.99.51.60 other castings, as it is not a complete electrical apparatus.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as part of computer assemblies
Parts of computers including cooling components classify under 8473 end-use.
If stamped or machined from sheet aluminum
Non-cast heat sinks are fabricated articles, not castings, in other 7616 subheadings.
If for LED lighting fixtures
Heat sinks integral to lamps or lighting classify as parts of lighting fittings in 9405.
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Import Tips & Compliance
• Declare as 'casting for heat sink' with fin density specs to support classification
• Avoid attaching fans or PCBs which would shift to 8414 or 8543
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