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High-Purity Annealed Copper Bus Bar Wire

Annealed refined copper wire 12 mm diameter for fabricating flexible bus bars in switchgear manufacturing. The diameter is within the 9.5 mm to 12.7 mm range, and it is refined copper, so it is classified under tariff item 7408.11.20.

Import Duty Rates by Country of Origin

Origin CountryMFN TariffSurtaxesTotal Effective Rate
🇨🇳ChinaFree—Free
🇲🇽MexicoFree—Free
🇺🇸United StatesFree—Free
🇩🇪GermanyFree—Free
🇯🇵JapanFree—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.

7408.11.10Same rate: Free

If the diameter is 9.5 mm or less

Sibling item for thinner refined copper wire.

7408.11.30Same rate: Free

If the diameter exceeds 12.7 mm

Sibling item for thicker refined copper wire.

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 in coils and has a uniform cross-section to meet the definition of 'wire'

• Provide documentation of the annealing process and copper purity

• If the wire is cut to length and not in coils, it may be classified as a different product; consult CBSA for guidance

Related Products under Tariff item 7408.11.20

10 mm Diameter Electrolytic Tough Pitch Copper Wire

Electrolytic tough pitch (ETP) copper wire with a 10.2 mm cross-sectional dimension, commonly used in transformer windings and heavy electrical connections. This refined copper wire exceeds 9.5 mm but does not exceed 12.7 mm, placing it under tariff item 7408.11.20.

11.5 mm Deoxidized Non-Arsenical Copper Wire

Deoxidized high phosphorus (DHP) copper wire, UNS C12200, with 11.5 mm diameter for plumbing and HVAC ground straps. The phosphorus content qualifies it as refined copper, and its diameter falls within the 9.5 mm to 12.7 mm range, classifying it under tariff item 7408.11.20.

12 AWG Refined Copper Bus Wire

A straight length of refined copper wire with a 10 mm diameter cross-section, used primarily in electrical bus bar applications for power distribution. Its diameter falls between 9.5 mm and 12.7 mm, and it is made of refined copper, so it is classified under tariff item 7408.11.20.

C11000 Electrolytic Copper Rod-Wire

C11000 ETP copper continuously cast rod-wire hybrid with 10.5 mm diameter, used for resistance welding electrodes. Although described as a rod-wire hybrid, it is drawn into wire form and has a diameter within the 9.5 mm to 12.7 mm range, classifying it under tariff item 7408.11.20 as refined copper wire.

Data Center Power Shelf Copper Wire

11.2 mm diameter refined copper wire for 48VDC power shelves in hyperscale data centers. This refined copper wire exceeds 9.5 mm but does not exceed 12.7 mm, placing it under tariff item 7408.11.20.

Heavy Gauge C10100 Refined Copper Wire

C10100 grade refined copper wire with 11 mm cross-section, featuring 99.99% purity for audio equipment grounding and high-end electrical feeds. Its diameter falls within the 9.5 mm to 12.7 mm range, and it is refined copper, so it is classified under tariff item 7408.11.20.