Pressure and draft control instruments
Automatic regulating or controlling instruments and apparatus; parts and accessories thereof: > Other instruments and apparatus: > Other: > Other > Process control instruments and apparatus: > Other: > Pressure and draft control instruments
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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]
Products classified under HTS 9032.89.60.50
Digital Draft Pressure Controller for HVAC Systems
This electronic instrument automatically monitors and regulates draft pressure in heating, ventilation, and air conditioning systems to maintain optimal combustion and airflow. It falls under HTS 9032.89.60.50 as a process control apparatus specifically for pressure and draft control, designed to stabilize pressure against disturbances through continuous measurement.
Industrial Furnace Draft Regulator
An automatic regulator that controls draft pressure in industrial furnaces to ensure safe and efficient combustion processes. Classified under HTS 9032.89.60.50 for its role in process control of draft pressure through continuous monitoring and adjustment.
Boiler Pressure Control Module
Modular electronic controller that automatically maintains steam pressure in industrial boilers by regulating fuel and air inputs. It qualifies for HTS 9032.89.60.50 as a pressure control instrument for process stabilization in steam generation.
Combustion Air Pressure Controller
Precision instrument that regulates air pressure for optimal combustion in gas-fired industrial equipment. Falls under HTS 9032.89.60.50 for draft and pressure process control with automatic feedback mechanisms.
Process Draft Gauge with Automatic Regulation
Combined measuring and regulating device for maintaining draft pressure in chemical processing equipment. HTS 9032.89.60.50 applies due to its automatic control function for process variables beyond simple measurement.
Pneumatic Draft Control Valve Controller
Electronic controller for pneumatic draft control valves in industrial drying systems, automatically adjusting position for pressure stability. Classified in HTS 9032.89.60.50 for process pressure regulation.
Kiln Draft Pressure Regulator
Specialized regulator maintaining precise draft pressure in ceramic or lime kilns for uniform firing temperatures. HTS 9032.89.60.50 covers this process control instrument with automatic stabilization features.
Differential Pressure Controller for Cleanrooms
Maintains precise differential pressure in pharmaceutical cleanrooms to prevent contamination. Falls under HTS 9032.89.60.50 as process control for pressure regulation in controlled environments.
Burner Draft Management System
Integrated system controlling draft pressure across multiple industrial burners for efficiency optimization. HTS 9032.89.60.50 for multi-point pressure process control apparatus.
Scrubber Pressure Control Instrument
Regulates differential pressure across industrial gas scrubbers for optimal pollutant removal efficiency. Classified under HTS 9032.89.60.50 for process pressure control in emissions treatment.
Duct Draft Pressure Transducer Controller
Advanced controller using pressure transducers to regulate duct draft in large industrial ventilation. HTS 9032.89.60.50 applies to this automatic process control system.
Flue Gas Draft Regulator
Maintains proper draft in flue gas systems of power plants and incinerators for complete combustion. Process control classification under HTS 9032.89.60.50 for pressure regulation.
Positive Pressure Control for Explosive Environments
Creates and maintains positive pressure in electrical enclosures in hazardous areas to exclude flammables. HTS 9032.89.60.50 for process pressure control in safety applications.
Vacuum Furnace Draft Controller
Regulates pressure differentials in vacuum furnaces for semiconductor manufacturing processes. Classified HTS 9032.89.60.50 for precision process control instrumentation.
Multi-Zone Draft Pressure Management System
Controls draft pressure across multiple zones in large-scale industrial heating processes simultaneously. HTS 9032.89.60.50 for complex process control apparatus with networked regulation.