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Hydrogen Thyratron Switching Tube from Canada

Gas-filled switching tube using hydrogen for fast high-power pulse generation in radar and pulsed power systems. Covered by HTS 8540.89.00.80 as other gas-filled tubes.

Duty Rate — Canada → United States

13.7%

Rate breakdown

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

Import Tips

High-voltage safety data sheets required; specify peak voltage/current ratings

Defense applications need munitions list review for ITAR classification

Avoid reclassification as ignitron (8540.71) by documenting hydrogen fill

Hydrogen Thyratron Switching Tube from Canada — Import Duty Rate | HTS 8540.89.00.80