Float Zone Furnace Power PCA
This printed circuit assembly manages high-current RF power delivery in float zone crystal pullers for ultra-pure semiconductor ingots. It is a dedicated control board for these specific machines. As a non-CRT part for machines of heading 84.71, it falls under tariff item 8473.30.20.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the PCA is not a printed circuit assembly
Other parts and accessories of machines of heading 84.71 are classified under this residual item.
If the crystal puller is not of heading 84.71
Machines having individual functions not specified elsewhere are classified under heading 84.79.
If the PCA is an electrical machine with individual functions
Electrical machines and apparatus having individual functions are classified under heading 85.43.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Classify this PCA under 8473.30.20 only if it is solely or principally used with float zone crystal pullers of heading 84.71
• Keep technical specifications to demonstrate its dedicated function
• Check if the goods are eligible for duty-free entry under a free trade agreement
Related Products under Tariff item 8473.30.20
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This 16GB High Bandwidth Memory 2 (HBM2) module uses 3D stacking technology for AI accelerators and high-performance workstations of heading 84.71. The advanced printed circuit assembly provides massive bandwidth for compute-intensive applications. As a PCA suitable for use solely or principally with machines of heading 84.71, it falls under tariff item 8473.30.20.
CMP Polisher Motor Driver Assembly
This printed circuit assembly (PCA) drives stepper motors for slurry flow and pad conditioning in chemical mechanical planarization polishers for semiconductor wafers. It ensures precise control of polishing processes. As a PCA suitable for use solely or principally with machines of heading 84.71, it falls under tariff item 8473.30.20.
Crystal Grinder Diameter Control PCA
This printed circuit assembly is designed for automated crystal grinders that shape semiconductor boules to precise wafer diameters and grind orientation flats. It processes laser measurement feedback for closed-loop diameter control, ensuring accurate and consistent grinding. As a dedicated part for machines of heading 84.71, it falls under tariff item 8473.30.20.
Crystal Grower Control Printed Circuit Board
This printed circuit assembly regulates temperature and pull speed in Czochralski crystal growers used to produce monocrystalline silicon boules for semiconductor wafers. It is a dedicated control board for these specific machines. As a part suitable solely for machines of heading 84.71, it falls under tariff item 8473.30.20.
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This 4GB DDR3 SODIMM module is designed for legacy laptops and embedded systems compatible with older computers of heading 84.71. The printed circuit assembly maintains compatibility with aging data processing infrastructure. As a PCA suitable for use solely or principally with machines of heading 84.71, it falls under tariff item 8473.30.20.
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This high-capacity 64GB DDR4 DIMM module is optimized for professional workstations and CAD computers of heading 84.71. The multi-rank printed circuit assembly supports demanding graphics and simulation workloads. As a PCA suitable for use solely or principally with machines of heading 84.71, it falls under tariff item 8473.30.20.