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8538.90.40.00/Ceramic PTC Disk for Overload Relay Protection/Canada

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%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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Import Tips

• Power dissipation ratings and thermal profiles needed; OEM relay assembly drawings confirming fit; prevent classification as heating element under 8516