Digital Vacuum Manostat
A digital manostat designed to automatically regulate and maintain vacuum pressure levels within laboratory systems by continuously monitoring and adjusting pressure to a set value. It falls under HTS 9032.20.00.00 as it precisely matches the definition of manostats for automatic pressure control of gases, stabilizing against disturbances through periodic measurement. Commonly used in vacuum filtration and drying processes.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If integrated as a component in a vacuum pump assembly
Parts of pumps are classified under the pump heading per chapter note 2(b), not as separate control instruments.
If for non-automatic measuring instruments without regulating function
Pure pressure gauges or manometers without automatic control fall into other measuring instruments of 9031.
If basic manual pressure relief or control valves
Manual valves lack the automatic feedback control required for 9032 classification.
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Import Tips & Compliance
• Verify the device automatically measures and maintains pressure via feedback loop to confirm 9032 classification; manual regulators go to 8481
• Provide technical specs and calibration certificates in entry docs to avoid misclassification as general valves or sensors
Related Products under HTS 9032.20.00.00
Laboratory Gas Manostat Regulator
Precision manostat for regulating gas pressure in analytical instruments, featuring electronic feedback to maintain constant pressure despite flow variations. Classified under HTS 9032.20.00.00 for its automatic control of gas pressure through continuous measurement and adjustment. Essential for chromatography and gas delivery systems.
Semiconductor Wafer Processing Manostat
Ultra-precise manostat for semiconductor etch and deposition chambers, maintaining chamber pressure at 10^-6 torr levels automatically. HTS 9032.20.00.00 classification for automatic gas pressure regulation in high-vacuum processes critical to chip fabrication. Features mass flow integration for recipe-based control.
Pneumatic Tool Pressure Manostat
Compact manostat for maintaining consistent air pressure to robotic pneumatic grippers and tools in automated assembly lines. Automatic regulation prevents tool malfunction from pressure fluctuations. HTS 9032.20.00.00 for its precise pressure stabilization function in industrial automation.
Industrial Process Manostat Controller
Automated manostat controller for maintaining precise pressure in chemical processing lines, with PID control algorithms for stabilizing gas or liquid pressure. Falls under HTS 9032.20.00.00 as an automatic regulating instrument that measures actual pressure and adjusts to setpoint continuously. Used in pharmaceutical and petrochemical manufacturing.
Bioreactor Pressure Manostat
Specialized manostat for bioreactors that automatically maintains sterile gas pressure during cell cultivation by real-time pressure monitoring and valve actuation. Classified in HTS 9032.20.00.00 for its automatic pressure regulation capability essential for biotech processes. Prevents contamination while stabilizing culture conditions.
HVAC Zone Pressure Manostat
Electronic manostat for building HVAC systems that automatically maintains differential pressure in cleanrooms or isolation zones by modulating supply air. Under HTS 9032.20.00.00 as it fulfills automatic pressure control via measurement and adjustment against disturbances. Critical for contamination control in hospitals and pharma facilities.