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
20%
Rate breakdown
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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