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Ionization Smoke Detector Replacement Head from Japan

A replaceable ionization chamber head for existing smoke detector bases, containing the americium source and sensor assembly. Falls under HTS 9022.29.40.00 as a dedicated part for ionizing smoke detection apparatus per chapter notes. Simplifies maintenance.

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%

Import Tips

Classify as parts under chapter note 1(a) with compatibility specs for principal apparatus

Strict radiation handling protocols required; use Type A packaging for transport

Avoid misclassification as general parts under 9033 by specifying smoke detector use