GE Aviation Digital Flight Data Acquisition Unit DFDAU from United States
The GE Aviation DFDAU is a digital flight data acquisition unit that converts analog sensor signals into digital ARINC 429 format for storage in crash-survivable memory. It is designed for Boeing 737 MAX and Airbus A320neo aircraft, serving as the primary interface between flight sensors and the flight data recorder. This unit is classified under 8543.70.00 as an electrical machine with individual functions not specified elsewhere.
Duty Rate — United States → Canada
Import Tips
• Confirm that the DFDAU is compliant with ARINC 429 specifications and provide technical documentation to customs if requested
• Consider using a customs broker familiar with aerospace parts to ensure accurate classification
• Check if the item qualifies for duty relief under the Canadian Aviation Maintenance and Repair (AMR) program