Word Processor Expansion Bus Interface Board from Canada
Printed circuit assembly providing proprietary bus slots for peripherals in 8472.90.50 word processing machines. Enables add-ons like modems, under HTS 8473.40.21.00 as a core part. Supports NuBus or similar legacy architectures.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide bus protocol documentation (e.g
• pinouts, timings)
• Confirm no ISA/PCI compatibility to maintain classification
• Ship with compatibility list for specific models