S&C Electric SM-4 Fuse from Canada
SM-4 series 34.5kV fuses for padmount switchgear, offering superior current limitation. Fits HTS 8535.10.00 as high-voltage fuses for electrical circuits.
Duty Rate — Canada → United States
12.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Submit IEEE C37.47 test reports proving 34.5kV capability
• Avoid import with switchgear assemblies to prevent 8537 classification
• Declare SF6-free status if applicable for environmental compliance