</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Battery Formation Rectifier from Canada

Multi-channel rectifier for lithium-ion battery formation, providing precise charge-discharge cycles to stabilize SEI layers during manufacturing. Classified under 8543.30.90 for electrolytic formation processes.

Duty Rate — Canada → United States

12.6%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

Import Tips

Include battery chemistry specifications (NMC, LFP)

Document channel count and formation protocol capacity

Ensure fire safety certifications for battery environments