Variable or adjustable (pre-set) capacitors
Electrical capacitors, fixed, variable or adjustable (pre-set); parts thereof: > Variable or adjustable (pre-set) capacitors
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 8532.30.00
Piston Trimmer Capacitor for Ham Radio
Precision piston trimmer capacitors (5-50pF) for amateur radio transceivers, hand-adjustable for antenna matching. Classified under HTS 8532.30.00 as adjustable (pre-set) capacitors.
Precision Sapphire Diaphragm Capacitor
Sapphire diaphragm variable capacitors (0.01-1pF) for pressure sensors, pre-set deflection adjustment. HTS 8532.30.00 for ultra-precision adjustable types in instrumentation.
High-Voltage Vacuum Variable Capacitor
Vacuum-enclosed variable capacitors (50-1000pF) for RF plasma generators, adjustable via bellows mechanism. Classified HTS 8532.30.00 as pre-set variable for high-voltage industrial use.
Microwave Tuning Screw Capacitor
Microwave tuning screw capacitors (0.1-2pF) for waveguide filters and cavities, pre-set screw adjustment. HTS 8532.30.00 for variable capacitors in high-frequency microwave systems.
Butterfly Variable Capacitor
Butterfly-style variable capacitors (10-500pF) for broadcast transmitters, dual-section pre-set adjustment. Under HTS 8532.30.00 as large adjustable capacitors for high-power RF.
Split-Stator Trimmer Capacitor
Split-stator trimmers (3-30pF) for differential tuning in balanced circuits, pre-set rotatable stator. HTS 8532.30.00 for specialized variable capacitor configurations.
Murata TZB4 Ceramic Trimmer Capacitor
The Murata TZB4 is a surface-mount ceramic trimmer capacitor with a capacitance range of 1.5-10pF, adjustable via a screwdriver slot for precise tuning. It falls under HTS 8532.30.00 as a variable (pre-set) capacitor designed for fine-tuning RF circuits in consumer electronics like radios and wireless devices.
Johanson 401 Tunable Capacitor
Johanson's 401 series air variable capacitor offers 1-20pF tuning for high-frequency applications like antennas and filters. Classified under HTS 8532.30.00 due to its pre-set adjustable plates for precise capacitance variation in RF modules.
Vishay 293D Variable Capacitor
Vishay 293D is a precision trimmer capacitor with 0.6-4.5pF range, used in telecommunications for oscillator tuning. It qualifies for HTS 8532.30.00 as an adjustable (pre-set) capacitor with screw-driven plates.
Voltronic VTX-08X SMD Trimmer Capacitor
The Voltronic VTX-08X is a miniature SMD trimmer capacitor (0.15-1.5pF) for smartphones and wearables, adjustable for fine-tuning RF performance. Under HTS 8532.30.00 for its pre-set variable capacitance mechanism.
TDK CTCAP Variable Capacitor
TDK's CTCAP series offers 1.2-3.5pF ceramic variable capacitors for automotive ECUs and sensors, with sealed adjustment for reliability. Classified in HTS 8532.30.00 as pre-set adjustable capacitors.
Sprague Goodman GZ05 Variable Capacitor
Sprague Goodman's GZ05 piston trimmer provides 1.5-15pF for military and aerospace RF applications, with threaded adjustment. HTS 8532.30.00 covers this pre-set variable capacitor design.
Kyocera KC2065 Trimmer Capacitor
Kyocera KC2065 is a high-Q ceramic trimmer (0.9-6pF) for base stations and GPS modules, screwdriver adjustable. Fits HTS 8532.30.00 as a variable (pre-set) capacitor for telecom infrastructure.
American Technical Ceramics 200 Series Variable Capacitor
ATC 200 series offers ultra-stable 0.5-5pF trimmers for microwave circuits, with precise pre-set adjustment. Under HTS 8532.30.00 for variable capacitor functionality in high-reliability applications.
VCO Variable Capacitor for PLL Circuits
Voltage-controlled oscillator (VCO) variable capacitors (e.g., 2-20pF) for phase-locked loops in synthesizers, electronically adjustable but pre-set design. HTS 8532.30.00 applies to such mechanical/hybrid variable caps.