21700 Lithium-Ion Battery Cell

Larger diameter 21700 format lithium-ion cylindrical cell (21mm x 70mm) used in electric vehicles, power tools, and high-capacity flashlights. HTS 8507.60.00.90 covers these non-rectangular lithium storage batteries. Increasingly popular replacement for 18650 format.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.4%+50.0%53.4%
🇲🇽Mexico3.4%+25.0%28.4%
🇨🇦Canada3.4%+25.0%28.4%
🇩🇪GermanyFree+15.0%15%
🇯🇵JapanFree+15.0%15%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8507.60.00Same rate: 53.4%

If 21700 prismatic equivalents

Rectangular versions of 21700 format use rectangular lithium subheading

8507.90Lower: 13.4% vs 53.4%

If EV battery modules

21700 cells assembled into vehicle traction modules classified as battery parts

8507.20Lower: 13.5% vs 53.4%

If other rechargeable cylindrical

Cylindrical NiCd or other non-lithium rechargeables use different subheading

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

• Higher capacity requires enhanced thermal management in shipping; declare energy content in watt-hours; comply with latest UN manual revisions

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