Float Zone Crystal Grower Power Supply PCA
A printed circuit assembly providing high-frequency RF power control for float zone crystal growers that produce ultra-pure silicon ingots for semiconductor wafers. It regulates zone melting parameters critical for defect-free crystal growth. This PCA is a part of machinery used in semiconductor manufacturing, classifiable under heading 84.71.
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 used with machines not classified under heading 84.71
Other parts of heading 84.71 machines are classified under this residual item.
If the PCA is for a machine not specifically covered by heading 84.71
Machines for semiconductor production not elsewhere specified may fall under heading 84.79.
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 the PCA under 8473.30.20 as a printed circuit assembly for semiconductor manufacturing equipment
• Keep records of the equipment it is designed for to justify classification
• Check if the goods are eligible for duty-free treatment under the WTO Information Technology Agreement
Related Products under Tariff item 8473.30.20
Crystal Grinder Diameter Control PCA
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Semiconductor Fab Vacuum Pump Controller Board
A PCA for controlling turbomolecular vacuum pumps in semiconductor wafer processing equipment. It manages pump speed, pressure setpoints, and vibration isolation. This printed circuit assembly is a part of machines classified under heading 84.71, specifically for semiconductor manufacturing.
Semiconductor Wafer Crystal Puller Control Board
This printed circuit assembly serves as the main control board for Czochralski crystal pullers used in producing monocrystalline silicon boules for semiconductor wafers. It manages temperature, rotation, and pulling speed. As a part of semiconductor manufacturing equipment, it falls under heading 84.71.
Wafer Handling Robot Motion Controller PCA
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Wafer Polisher Rotation Controller PCA
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