QuantumScape Solid-State Lithium Cell from Japan

Prototype solid ceramic electrolyte lithium-metal anode cell eliminating liquid electrolyte fire risk. Still classified HTS 8507.60.00 as lithium-ion rechargeable storage battery despite solid-state innovation. 800+ cycle life with 15-minute full charge capability.

Duty Rate — Japan → United States

15%

Rate breakdown

9903.94.4315%Parts of passenger vehicles and light trucks that are products of Japan as provided for in subdivision (l) of U.S. note 33 to this subchapter, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 15 percent as provided for in subdivision (m) of U.S. note 33 to this subchapter.
9903.03.060%Articles of iron or steel, derivative articles of iron or steel, articles of aluminum, derivative articles of aluminum, passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks and parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks, semiconductor articles, semi-finished copper and intensive copper derivative products, wood products, or medium- and heavy-duty vehicles or medium- and heavy-duty vehicle parts, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter

Import Tips

Solid-state eliminates liquid spill risk but verify dendrite penetration testing data

Declare electrolyte type (LLZO ceramic vs sulfide); affects safety classification

Prototype status requires R&D exemption documentation for duty relief