Ceramic Base MEMS Driver Circuit for Industrial Sensors from China
Hybrid ceramic circuit driving MEMS pressure sensors in oil & gas downhole tools. Alumina base with high-linearity amplifiers qualifies under HTS 8534.00.00.85. Rated 200°C/20,000psi.
Duty Rate — China → United States
37.5%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• API Spec 11D1 pressure test certification for downhole applications
• Specify sensor interface standards (4-20mA, HART protocol)
• Hydrogen sulfide (H2S) resistance documentation for sour gas service