Infrared Gas Analyzer Interface PCB from Mexico
Interface board for NDIR (Non-Dispersive Infrared) gas analyzers under 9027.81, featuring optical sensor amplification and concentration calculation circuits. Essential for CO2, CO, and hydrocarbon measurement in HVAC systems. Falls under printed circuit assemblies for gas analysis apparatus.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide infrared spectrum analysis certifications linking PCB to specific gas detection
• Separate optical components if imported together; classify lenses under glassware headings
• Ensure RoHS compliance documentation for electronic assemblies