High-Pressure Sodium Lamp Arc Tube from Canada
Translucent polycrystalline alumina arc tube containing sodium/mercury amalgam for high-pressure discharge lamps used in street lighting. Core functional part of heading 8539 lamps under HTS 8539.90.00.00.
Duty Rate — Canada → United States
12.6%
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
• Include operating pressure specs (50-100 bar) and sodium vapor containment certification
• Provide burn-time test data (>20,000 hours) confirming HID lamp performance