Bimetallic Disc for Circuit Breaker Thermal Trip from Canada
Snap-action bimetallic disc for thermal-magnetic circuit breakers of HTS 8535.90.40. Warps mechanically at calibrated temperatures to trip breaker mechanism and interrupt power. Two-metal construction provides precise temperature reactivity.
Duty Rate — Canada → United States
13.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Calibrated trip temperature certification required; engineering specs must reference specific breaker models; declare as parts only, not complete apparatus