8543.90.68.00/Battery Management System PCB Assembly/Japan

Battery Management System PCB Assembly from Japan

BMS printed circuit assembly monitoring cell voltage, temperature, and balancing for lithium battery packs. Classified 8543.90.68.00 for electrical monitoring/protection functions. Essential for EV, energy storage, and portable power safety.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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Import Tips

• Include UN38.3 test reports for lithium battery component imports

• Specify cell count and chemistry compatibility (Li-ion, LiPo)

• Document safety features (overcharge protection, short circuit detection)