Combustion Analyzer Oxygen Sensor PCB from Japan
Signal conditioning PCB for zirconia oxygen sensors in combustion efficiency analyzers (HTS 9027.81). Provides reference air pump control, thermocouple compensation, and lambda calculation. Dedicated electrical assembly for boiler efficiency gas analysis.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify sensor operating temperature range (up to 1400°C) proving combustion application
• Zirconia cell imports classify separately under ceramic parts provisions
• Calibration gas requirements may affect import permit documentation