Parts and accessories of the machines of heading 84.72
Parts and accessories (other than covers, carrying cases and the like) suitable for use solely or principally with machines of headings 84.70 to 84.72. > Parts and accessories of the machines of heading 84.72 > Parts and accessories of the machines of heading 84.72
Duty Rate (from China)
Products classified under Tariff item 8473.40.00
ATM Cash Dispenser Control Assembly
This printed circuit assembly coordinates the cassette motors, sensors, and dispensing mechanisms in automatic teller machines (ATMs), including anti-jam detection and note validation. It is a part or accessory suitable for use solely or principally with machines of heading 84.72, specifically ATMs classified under tariff item 8472.90.10.
ATM Display Interface PCB Assembly
This printed circuit assembly controls the LCD/LED touchscreen and user interface graphics for ATMs, integrating display drivers and touch controllers. It is a dedicated component for ATMs classified under heading 84.72, making it a part or accessory of those machines under tariff item 8473.40.00.
ATM Main Control Board PCB Assembly
This printed circuit assembly serves as the central processing unit board for automatic teller machines (ATMs), handling core transaction processing and system control. It is specifically designed for ATMs of heading 84.72, qualifying as a part or accessory under tariff item 8473.40.00.
ATM Network Interface Circuit Board
This PCA enables Ethernet, modem, and secure network connectivity for remote ATM management and transactions, with banking-grade firewalls. It is tailored for ATMs of heading 84.72, making it a part or accessory under tariff item 8473.40.00.
ATM Power Management PCB
This PCA regulates voltage, power distribution, and UPS interfacing for ATM internal components, with fault-tolerant designs for 24/7 banking. It is specifically engineered for ATMs of heading 84.72, qualifying as a part or accessory under tariff item 8473.40.00.
ATM Security Module Circuit Assembly
This printed circuit assembly houses hardware security modules (HSM) for encryption, key management, and fraud detection in ATMs, meeting PCI DSS standards. It is exclusively used in ATMs of heading 84.72, making it a part or accessory under tariff item 8473.40.00.
ATM Transaction Processor Circuit Board
This specialized printed circuit assembly manages card reader interfaces, PIN pad encryption, and transaction validation in ATMs. It is classified under tariff item 8473.40.00 due to its principal use with ATMs of heading 84.72.
Boule Handling Robot End-Effector
A custom vacuum gripper and rotation mechanism designed exclusively for handling heavy semiconductor crystal boules during processing. It is a part suitable for use principally with boule handling machines of heading 84.72, facilitating safe and precise manipulation. This end-effector is essential for automated boule processing lines.
Chemical Mechanical Wafer Polisher
A chemical mechanical polisher (CMP) that uses chemical slurry and mechanical force to achieve atomic-level surface flatness on semiconductor wafers. It is specifically designed as final wafer preparation apparatus for machines of heading 84.72, ensuring high-quality surfaces for subsequent processing. This polisher is integral to semiconductor manufacturing lines.
CMP Wafer Polishing Pad Conditioner
A diamond disk conditioner for dressing chemical mechanical polishing (CMP) pads used in semiconductor wafer fabrication. It maintains pad surface asperity for uniform material removal. This accessory is suitable for use solely or principally with CMP polishers of heading 84.72 and is classified under tariff item 8473.40.00.
Crystal Boule Grinder
A precision grinding machine that shapes semiconductor crystal boules to exact diameters and grinds orientation flats indicating conductivity type. It is specifically designed as wafer preparation equipment for machines of heading 84.72, ensuring precise dimensions for downstream processing. This grinder is essential for producing semiconductor wafers.
Crystal Boule Grinder Flatting Wheel
A specialized grinding wheel for creating orientation flats on silicon boules to indicate crystal plane and doping type, used in crystal grinders of heading 84.72. It ensures wafers sliced from the boule have correct conductivity markings. This part is classified under tariff item 8473.40.00 as a part of heading 84.72 machines.
Crystal Grinder Coolant Filtration System
A high-purity coolant recirculation and filtration system designed specifically for semiconductor crystal grinding processes. It is an essential accessory that maintains particle-free processing environments for machines of heading 84.72, ensuring consistent grinding quality. This system is critical for preventing contamination during wafer preparation.
Crystal Ingot Weighing Sensor Assembly
A load cell assembly integrated into Czochralski pullers (heading 84.72) for real-time monitoring of crystal growth weight and pull rate control. It ensures boule diameter uniformity during semiconductor manufacturing. This part is classified under tariff item 8473.40.00 as a part of heading 84.72 machines.
Czochralski Crystal Puller Furnace
A high-temperature furnace used to produce monocrystalline silicon boules via the Czochralski method for semiconductor wafer manufacturing. It is a key component classified as a part of semiconductor manufacturing equipment of heading 84.72, enabling crystal growth. This furnace is fundamental to producing high-purity silicon ingots.
Czochralski Crystal Puller Heater Element
A graphite or molybdenum heater element designed specifically for Czochralski crystal growers used in semiconductor wafer production, falling under machines of heading 84.72. It provides precise high-temperature control for crystal growth. This part is classified under tariff item 8473.40.00 as a part of heading 84.72 machines.
Diamond Wire Wafer Saw Consumable Loader
An automated loading system for diamond wire spools and slurry systems in high-throughput wafer slicing saws. It is an accessory suitable solely for machines of heading 84.72, enabling continuous operation of semiconductor slicing equipment. This loader enhances efficiency and precision in wafer production.
Float Zone Crystal Grower
An apparatus employing the float zone method to produce ultra-pure monocrystalline semiconductor ingots from polycrystalline rods. It is classified as a part or accessory for machines of heading 84.72, enabling high-purity crystal growth. This equipment is essential for producing semiconductor materials with minimal impurities.
Float Zone Crystal Grower RF Coil
A radio frequency induction coil used in float zone furnaces for producing high-purity silicon crystals from polycrystalline rods, specific to machines of heading 84.72. It generates the molten zone for zone refining without crucibles. This part is classified under tariff item 8473.40.00 as a part of heading 84.72 machines.
Monocrystalline Boule Inspector
An automated inspection station using laser scanning and imaging to detect defects in semiconductor crystal boules before processing. It is an accessory equipment integral to machines of heading 84.72, ensuring quality control in wafer manufacturing. This inspector helps identify flaws early in the production process.
Semiconductor Crystal Ingot Trimmer
A precision trimmer that cuts semiconductor ingots to length and squares ends before boule grinding operations. It is classified as part of the wafer manufacturing equipment sequence for machines of heading 84.72, ensuring proper dimensions for subsequent processing. This trimmer is essential for preparing ingots for wafer slicing.
Semiconductor Wafer Handling Chuck
A vacuum or electrostatic chuck for precise wafer holding during grinding, lapping, and polishing in machines of heading 84.72. It features a porous ceramic surface for uniform vacuum distribution. This part is classified under tariff item 8473.40.00 as a part of heading 84.72 machines.
Semiconductor Wafer Slicing Saw Blade
A diamond-impregnated saw blade engineered for inner-diameter (ID) saws that slice monocrystalline semiconductor boules into thin wafers, exclusive to machines of heading 84.72. It ensures minimal kerf loss and high precision. This part is classified under tariff item 8473.40.00 as a part of heading 84.72 machines.
Wafer Edge Profiling Tool
A precision grinding tool for wafer edge profiling to SEMI standards, preventing chipping during handling in preparation equipment of heading 84.72. It creates rounded or chamfered edges on semiconductor wafers. This accessory is classified under tariff item 8473.40.00 as a part of heading 84.72 machines.
Wafer Grinder Diamond Wheel
A resin or metal-bonded diamond grinding wheel for back-grinding semiconductor wafers to precise thickness post-processing, dedicated to grinders of heading 84.72. It achieves flatness critical for device fabrication. This part is classified under tariff item 8473.40.00 as a part of heading 84.72 machines.
Wafer Lapping Plate
A cast iron or ceramic lapping plate used for simultaneous double-side lapping of semiconductor wafers, achieving precise total thickness variation (TTV) tolerances. It is specifically designed for use with wafer lapping machines classified under heading 84.72, ensuring uniform material removal. As a part suitable for these machines, it falls under tariff item 8473.40.00.
Word Processing CPU Daughterboard
This printed circuit assembly mounts the Z80 or 8086 CPU for word processing machines classified under heading 84.72, including clock generator and cache. It is a part or accessory suitable for use solely or principally with those machines, falling under tariff item 8473.40.00.
Word Processing Display Driver Assembly
This printed circuit assembly drives monochrome CRT displays in word processing machines of heading 84.72, optimized for 80-column text with character generator ROM. It is exclusively suitable for those machines, qualifying under tariff item 8473.40.00.
Word Processing Floppy Disk Controller Board
This printed circuit assembly controls 5.25-inch floppy disk drives in legacy word processing machines under heading 84.72, handling data read/write for document storage. It is classified under tariff item 8473.40.00 due to its principal use with those machines.
Word Processing Machine Audio Output PCA
This printed circuit assembly for beep tones and voice synthesis in word processing machines of heading 84.72 alerts on errors or status. It is classified under tariff item 8473.40.00 for its principal use in those dedicated devices.
Word Processing Mainboard Assembly
This printed circuit assembly serves as the main motherboard for word processing machines classified under heading 84.72, integrating CPU, memory, and I/O controllers. It is specifically designed for those machines, falling under tariff item 8473.40.00.
Word Processing Power Management Board
This printed circuit assembly regulates DC power distribution within word processing machines of heading 84.72, including voltage regulation for logic circuits. It is classified under tariff item 8473.40.00 for sole use with those machines.
Word Processing Printer Interface Assembly
This printed circuit assembly connects and controls dot-matrix printers in word processing machines of heading 84.72, managing parallel port protocols for high-speed text printing. It is a dedicated part under tariff item 8473.40.00.
Word Processor Expansion Bus Interface Board
This printed circuit assembly provides proprietary bus slots for peripherals in word processing machines of heading 84.72, enabling add-ons like modems. It is a core part under tariff item 8473.40.00, supporting legacy architectures.
Word Processor Hard Drive Controller PCA
A printed circuit assembly (PCA) that controls MFM hard disk drives in late-model word processing machines of heading 84.72. It manages data storage and retrieval for 10-20MB drives, acting as a dedicated interface between the machine's processor and the disk drive. This part is suitable for use solely or principally with word processing machines, and is therefore classified as a part of heading 84.72.
Word Processor Keyboard Interface PCA
A printed circuit assembly (PCA) that interfaces the specialized keyboard of word processing machines of heading 84.72, decoding key matrices for text input. It is designed solely for use with these specific word processing machines and is not a general-purpose keyboard controller. This part is classified under tariff item 8473.40.00 as a part of heading 84.72 machines.
Word Processor Memory Expansion PCA
A printed circuit assembly (PCA) providing RAM expansion slots for word processing machines of heading 84.72, supporting larger document buffers. It is a dedicated accessory that enhances the memory capacity of these specific machines. This part is classified under tariff item 8473.40.00 as a part or accessory of heading 84.72 machines.
Word Processor Modem Interface PCA
A printed circuit assembly (PCA) interfacing 300-baud modems for file transfer in word processing machines of heading 84.72. It supports Hayes-compatible protocols for early networks, enabling data communication. This dedicated communications part is classified under tariff item 8473.40.00 as a part of heading 84.72 machines.
Word Processor ROM Firmware Assembly
A printed circuit assembly (PCA) housing EPROM chips with firmware for word processing machines of heading 84.72, containing operating system and application code. It is a dedicated part that enables the machine to boot and operate. This part is classified under tariff item 8473.40.00 as a part of heading 84.72 machines.
Word Processor Video Controller PCA
A printed circuit assembly (PCA) dedicated to video output and display control in word processing machines of heading 84.72. It manages CRT or early LCD rendering for text editing interfaces. This part is classified under tariff item 8473.40.00 as a part of heading 84.72 machines.