</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Ceramic Thermal Protector Sensor for HVAC Relays from China

NTC ceramic sensor for thermal protector relays in HVAC systems under HTS 8536.30.40. Monitors compressor temperatures and signals relay cutoff via resistance change. Temperature-electrically reactive ceramic material per subheading note.

Duty Rate — China → United States

41%

Rate breakdown

9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

HVAC relay compatibility documentation essential; beta-temperature curve data required; distinguish from general thermistors during customs review