Backup Battery Alarm Sounder from Mexico
Rechargeable standby sounder activates during power failure for continuous fire alerting. HTS 8531.80.90.51 for electric sound signaling with backup power feature. 12V sealed lead-acid.
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
• DOT exemption for small batteries; test charge cycles
• UL 1971 for signaling devices with batteries
• Declare runtime hours to justify backup classification