Of particle accelerators
Electrical machines and apparatus, having individual functions, not specified or included elsewhere in this chapter; parts thereof: > Parts: > Other: > Other: > Other > Of particle accelerators
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 9903.88.13, 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)
Products classified under HTS 8543.90.88.45
CERN LHC Magnet Power Supply Module
High-voltage power supply module designed specifically for controlling superconducting magnets in the Large Hadron Collider particle accelerator. It falls under HTS 8543.90.88.45 as a specialized electrical part integral to particle accelerator operation, handling precise current regulation for beam steering. These modules feature custom insulation and cooling interfaces for high-radiation environments.
RF Quadrupole Power Coupler
Radio-frequency power coupler for injecting RF energy into quadrupole accelerators used in ion beam therapy systems. Classified under HTS 8543.90.88.45 due to its role in particle acceleration field generation within linear accelerators. Features vacuum-tight design and high-power handling up to megawatts.
Vacuum Ion Pump Controller for Synchrotron
Electronic controller for sputter-ion pumps maintaining ultra-high vacuum in synchrotron particle accelerators. Falls under HTS 8543.90.88.45 as a critical electrical part ensuring beam path integrity by preventing gas scattering. Includes high-voltage regulation and diagnostic telemetry.
Beam Position Monitor Electronics
High-speed signal processing electronics for beam position monitors in circular particle accelerators like cyclotrons. Under HTS 8543.90.88.45 for real-time particle beam tracking essential to accelerator stability. Processes signals from pickup electrodes at nanosecond resolutions.
Klystron High-Voltage Modulator
Pulse modulator for driving klystron amplifiers in linear particle accelerators for high-energy physics. Classified HTS 8543.90.88.45 as electrical part generating precise RF power pulses for particle acceleration. Handles microsecond pulses at 100kV levels.
Superconducting Cavity Cryogenic Sensor Module
Temperature and field sensor electronics for niobium superconducting RF cavities in particle accelerators. HTS 8543.90.88.45 coverage for maintaining cryogenic conditions during acceleration. Radiation-hardened for 2K operation near beamlines.
Betatron Tune Measurement Processor
Digital signal processor for measuring betatron tunes (oscillation frequencies) in storage ring particle accelerators. Falls under HTS 8543.90.88.45 for beam dynamics control electronics. FFT-based analysis at accelerator revolution frequencies.
Electrostatic Lens Power Supply
Precision high-voltage supply for electrostatic focusing lenses in low-energy particle accelerators. HTS 8543.90.88.45 as electrical part for charged particle beam optics. Features <0.1% ripple for micron focusing.
Fast Interlock System Controller
Sub-microsecond beam dump interlock controller protecting accelerator components from beam loss. Under HTS 8543.90.88.45 for safety-critical electrical systems in particle accelerators. Monitors 1000+ sensors with FPGA logic.
Cyclotron RF Phase Detector
Phase-locked loop detector synchronizing RF acceleration with cyclotron ion orbits. Classified HTS 8543.90.88.45 for maintaining isochronous acceleration. Operates at 10-100 MHz with picosecond phase stability.
Radiation Monitor Amplifier for Beamline
Low-noise charge-sensitive amplifier for beam loss monitors in particle accelerator beamlines. HTS 8543.90.88.45 as electrical front-end for radiation detection in accelerators. Handles 1-100 MeV particles.
Tandem Accelerator Terminal Voltage Controller
Feedback controller maintaining mega-volt terminal potentials in tandem Van de Graaff accelerators. Under HTS 8543.90.88.45 for electrostatic particle acceleration voltage regulation. Spherically-symmetric field control.
Digital Beam Profile Scanner Electronics
Multi-wire chamber readout electronics for non-destructive particle beam profile measurement in accelerators. HTS 8543.90.88.45 coverage for transverse beam emittance diagnostics. 1024-channel parallel processing.
Injection Kicker Magnet Driver
Nanosecond rise-time pulse driver for fast kicker magnets injecting particle bunches into synchrotrons. Classified under HTS 8543.90.88.45 for single-turn injection timing precision. Thyratron-switched 50kV pulses.
Laser Wakefield Acceleration Diagnostic Module
Electro-optic sampling module diagnosing plasma wakefields in next-gen laser-plasma particle accelerators. HTS 8543.90.88.45 as electrical diagnostic for petawatt-laser driven acceleration gradients. Femtosecond resolution.