Combustion Analyzer Oxygen Sensor PCB from Mexico
A signal conditioning printed circuit board for zirconia oxygen sensors used in combustion efficiency analyzers. It manages reference air pump control, thermocouple compensation, and lambda calculation for accurate emission measurements. This dedicated electrical assembly is a part of instruments for physical or chemical analysis under tariff item 9027.90.00.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the PCB is declared as a part of a combustion analyzer, not as a standalone electronic component, to qualify for 9027.90.00
• Have documentation showing its dedicated use in oxygen sensing to avoid reclassification
• Verify if the CBSA requires a certificate of origin for preferential duty treatment under trade agreements