First Alert SCO5CN Battery Smoke and CO Combination Alarm from China
Dual-sensor battery-powered alarm detecting both smoke and carbon monoxide with distinct alarm patterns and end-of-life timer. Under HTS 8531.10.00.15 for battery-powered smoke detectors (CO secondary), serving as comprehensive fire safety devices. Electrochemical CO sensor with 5-year battery life.
Duty Rate — China → United States
38.8%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• UL 217 (smoke) + UL 2034 (CO) dual certification mandatory; single cert causes rejections
• Declare sensor types separately in statistical notes for accurate reporting
• Combination units higher scrutiny for primary function determination