Mechanical Barograph Drum Recorder from Canada
A traditional analog instrument using a rotating drum and ink pen to graphically record atmospheric pressure changes over time. Classified under HTS 9025.80.40.00 as a barograph, one of the explicitly named recording instruments in this subheading for meteorological use.
Duty Rate — Canada → United States
11%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide evidence of mechanical recording mechanism (drum/pen system) to distinguish from digital non-recording barometers
• Include charts or photos of recording output in import docs to support classification over general pressure gauges
• Check for restrictions if containing mercury components, requiring EPA declarations