Ceramic PTC Disk for Overload Relay Protection from Canada
Large ceramic PTC heating disk for bimetallic overload relays classified in HTS 8536.30.40. Self-heats to trip relay mechanism when motor current exceeds safe levels. Provides both electrical and thermal protection 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
• Power dissipation ratings and thermal profiles needed; OEM relay assembly drawings confirming fit; prevent classification as heating element under 8516