Hardwired Carbon Monoxide Detector from China
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 — China → United States
17.5%
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
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
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