Hardwired Carbon Monoxide Detector from Mexico
A 120V AC-powered CO alarm using electrochemical sensors to detect lethal carbon monoxide levels, sounding 85dB siren and flashing LED indicators. Falls under HTS 8531.80.90 as other visual/audible gas detection signaling apparatus, separate from heading 8512 indicators or 8530 systems.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide UL 2034 certification docs proving CO sensor accuracy and alarm thresholds
• Declare voltage compatibility (120V) and interconnect features clearly on invoices
• Avoid describing as 'smart home device' if no WiFi; focus on standalone signaling function