PTC Thermistor Heating Resistor from United States
This is a positive temperature coefficient (PTC) thermistor ceramic disc that self-regulates heat output, used in hair straighteners, coffee makers, and automotive seat heaters. Its resistance increases with temperature, providing inherent overheat protection. It is classified under 8516.80.00 as an electric heating resistor for domestic purposes.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the PTC element is classified as a heating resistor, not as a semiconductor device of heading 85.41
• Provide technical data showing its heating function and resistance-temperature characteristics
• Verify if the product is for automotive use, which may require additional safety certifications