0.4mm Refined Copper RF Coil Wire
A 0.4mm refined copper wire for RF coil manufacturing, uncoated and drawn to achieve low impedance. It is a bare refined copper wire, not alloyed, and fits the definition of wire under Chapter 74. This product is classified under 7408.19.00 as other refined copper wire.
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 wire diameter exceeds 6mm
Wire of refined copper with a larger diameter is classified elsewhere.
If the wire is insulated for RF applications
Insulated wire is classified in Chapter 85.
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
• Verify the wire is uncoated and not insulated; if it has a coating, it may be classified in Chapter 85
• Provide a certificate of analysis to confirm the copper purity is at least 99.85% for refined copper classification
• Ensure the wire is in coils, as required for wire classification under Chapter 74
Related Products under Tariff item 7408.19.00
0.2mm Ultra-Fine Refined Copper Wire
Ultra-fine refined copper wire with a diameter of 0.2mm, drawn to precise tolerances for use in microelectronics. It is uncoated and consists of refined copper, meeting the definition of wire under Chapter 74 legal notes. This product falls under tariff item 7408.19.00 as 'Other' wire of refined copper, not elsewhere specified.
0.3mm Bare Refined Copper Fine Wire
Ultra-fine bare refined copper wire with a diameter of 0.3mm, dead-soft tempered for jewelry making and arts/crafts. It is uncoated and consists of refined copper, not alloyed, and meets the definition of wire under Chapter 74. This product is classified under 7408.19.00 as other refined copper wire.
0.3mm Refined Copper Magnet Wire Base
A 0.3mm refined copper wire base, uncoated and drawn for subsequent insulation to produce magnet wire. It is a bare refined copper wire, not yet insulated, and meets the definition of wire in Chapter 74. This product is classified under 7408.19.00 as other refined copper wire.
0.5mm Refined Copper Wire
Uncoated refined copper wire with a diameter of 0.5mm, suitable for electrical applications. It is a bare wire of refined copper, not alloyed, and meets the definition of wire in Chapter 74. This product falls under 7408.19.00 as other refined copper wire, not elsewhere specified.
0.6mm Refined Copper Enameled Wire Base
A 0.6mm refined copper wire base for enameled applications in solenoids, uncoated and uniformly drawn for coating adhesion. It is a bare refined copper wire, not alloyed, and meets the definition of wire under Chapter 74. This product is classified under 7408.19.00 as other refined copper wire.
0.8mm Refined Copper Bus Wire
An 0.8mm refined copper bus wire used in bus bars for power distribution, uncoated and made of electrolytic tough pitch copper. It is a bare refined copper wire, not alloyed, and meets the definition of wire in Chapter 74. This product falls under 7408.19.00 as other refined copper wire.