Portable Psychrometer for HVAC Technicians from Canada
Portable psychrometer kit for HVAC professionals to measure humidity in air conditioning systems during service calls. Classified in HTS 9025.80.35.00 for its non-recording wet/dry bulb method of psychrometric calculation. Provides field-accurate dew point data.
Duty Rate — Canada → United States
11.4%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include user manual showing manual calculation to confirm non-automatic status
• Separate from HVAC machine parts declarations to avoid Chapter 84
• Calibrate before import and retain certificates for accuracy disputes