8540.89.00/Trigger Tube for Strobe Systems/Japan

Trigger Tube for Strobe Systems from Japan

Gas-filled trigger tubes initiate high-voltage discharge in strobe/flash systems through controlled gas ionization. Classified under HTS 8540.89.00 as other gas-filled tubes designed for switching high-power lighting circuits.

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

• Voltage triggering threshold and gas mixture specifications required

• High-voltage insulation testing documentation recommended

• Distinguish from spark gaps under 8538.90 (other electrical apparatus)