Protective Relay Signal Processing Board from Mexico
This high-speed printed circuit assembly is used in protective relays for power distribution systems, containing ADCs, DSP chips, and trip logic circuits. It falls under 8538.90.20 as a part of heading 85.36 apparatus, specifically electrical switching and protection equipment.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the PCB assembly is declared as a part of protective relays, not as a standalone processor
• Provide documentation showing its role in fault analysis and trip logic
• Check if the goods qualify for duty-free treatment under trade agreements