Ionization Smoke Detector Replacement Head from Canada
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 — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
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