Hardwired Carbon Monoxide Detector from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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