Parts
Electric sound or visual signalling apparatus (for example, bells, sirens, indicator panels, burglar or fire alarms), other than those of heading 85.12 or 85.30. > Parts
Duty Rate (from China)
Subheadings
Products classified under Tariff item 8531.90
ATM Status Indicator Panel Circuit Board
A printed circuit board assembly designed for ATM status indicator panels, displaying service status, error codes, and security alerts via LEDs. It interfaces with core banking electronics and is specifically engineered for use in indicator panels of subheading 8531.20. This part is essential for the operation of such visual signalling apparatus.
8531.90.00Backlight Module for Visual Signaling Panels
This LED backlight module with diffusers is designed to illuminate displays in indicator panels used for emergency visual alarms, which fall under heading 85.31. As a dedicated component of those signaling panels, it is classified as a part under tariff item 8531.90.00.
8531.90.00Backup Alarm PCA for Heavy Equipment
This printed circuit assembly powers reverse-tone generators in construction vehicles, producing audible safety warnings when the vehicle backs up. It is a part of electric sound signalling apparatus of heading 85.31, specifically designed for industrial vehicle use.
8531.90.00Burglar Alarm Control Panel PCB
This printed circuit assembly is the main controller for home security systems, processing door and window sensor signals and activating sirens and strobes. It is a part of burglar alarm apparatus of heading 85.31, as it is essential for the operation of the alarm system.
8531.90.00Burglar Alarm Status Display Panel Assembly
This assembly of LCD segments and drivers is built specifically for burglar alarm indicator panels under heading 85.31, displaying armed/disarmed status and zone violations. As a dedicated part for those visual signaling panels, it is classified under tariff item 8531.90.00.
8531.90.00Burglar Alarm Status Panel PCA
A printed circuit assembly that drives LED/LCD displays and relays in security indicator panels of subheading 8531.20. It processes sensor inputs for intrusion alerts and arm/disarm status, tailored for residential and commercial burglar systems with zone monitoring. This part is integral to the visual signalling function of the burglar alarm.
8531.90.00Custom Graphic Overlay Membrane for Alarm Panels
This polycarbonate graphic overlay membrane with embedded conductive traces is designed for tactile switches on indicator panels used in fire suppression systems, which are visual signaling apparatus of heading 85.31. As a dedicated part for those panels, it is classified under tariff item 8531.90.00.
8531.90.00Door Ajar Warning Buzzer PCA
This compact printed circuit assembly provides audible door-open alerts in vehicles, interfacing with the CAN bus and generating chime tones. It is a part of electric sound signalling apparatus for vehicle safety, falling under heading 85.31.
8531.90.00Door Intercom Status Panel Circuit
A printed circuit assembly for entry intercom indicator panels of subheading 8531.20, showing visitor and call status, and unlock signals. It includes audio-video synchronization features and is specifically designed for intercom systems. This part is essential for the visual signalling functions of the intercom.
8531.90.00Elevator Floor Indicator Circuit Board
This PCA drives LED or LCD displays in elevators, showing car position and direction to passengers. It is a part of visual signalling apparatus for building safety and navigation, classified under heading 85.31.
8531.90.00Elevator Floor Indicator Panel Circuit Assembly
A printed circuit board assembly for elevator indicator panels of subheading 8531.20, controlling floor number LEDs, direction arrows, and overload signals. It features dimming and fault diagnostics for building safety and is specifically designed for elevator systems. This part is integral to the visual signalling apparatus.
8531.90.00Emergency Exit Status Panel PCA
A circuit assembly for building emergency exit indicator panels under subheading 8531.20, driving 'EXIT' LEDs, battery backup tests, and accessibility signals. It meets NFPA 101 standards for life safety and is specifically designed for emergency exit signalling. This part is essential for the visual signalling function.
8531.90.00Emergency Exit Strobe Light Controller
This PCA controls high-intensity strobe flashes in emergency exit signs, providing visual egress guidance during fires. It is a part of visual signalling apparatus for fire safety, falling under heading 85.31.
8531.90.00Factory Conveyor Status Light Panel PCA
A robust printed circuit assembly for conveyor line indicator panels under subheading 8531.20, signaling jam, speed, and full conditions with stack lights. It is industrial grade and specifically designed for factory environments. This part is integral to the visual signalling apparatus.
8531.90.00Fire Alarm Control Panel Circuit Board
A printed circuit assembly for fire alarm indicator panels under subheading 8531.20, handling input from smoke detectors, output to strobes and sirens, and status displays. It includes processors for alarm logic and zoning specific to fire alarm systems. This part is essential for the visual signalling function.
8531.90.00Fire Alarm Printed Circuit Board Assembly
This printed circuit assembly is the core control board for residential smoke and fire detection systems, processing sensor inputs and triggering audible alarms. It is a part of electric sound or visual signalling apparatus of heading 85.31.
8531.90.00Fire Panel Diagnostic LED Subassembly
This subassembly of diagnostic LEDs and resistors is used for status indication on fire alarm panels, signaling system faults as part of visual signaling apparatus under heading 85.31. It is classified under tariff item 8531.90.00 as a dedicated part of those panels.
8531.90.00Forklift Proximity Warning PCA
This sensor interface printed circuit board is used in warehouse forklift collision avoidance systems, providing audible and visual alerts. It is a part of industrial vehicle signalling apparatus, falling under heading 85.31.
8531.90.00Gas Detector Alarm Interface Board
This PCA interfaces toxic gas sensors with building alarm systems, activating audible and visual warnings. It is a part of fire or burglar alarm apparatus of heading 85.31, as it contributes to the signalling function.
8531.90.00Gas Station Pump Display Panel Board
A printed circuit assembly controlling price and volume indicator panels on fuel pumps under subheading 8531.20, with high-brightness LED drivers and pay-at-pump status. It meets explosion-proof standards and is specifically designed for fuel dispensing environments. This part is integral to the visual signalling apparatus.
8531.90.00High-Visibility Warning Panel Lens Assembly
This optical lens array with anti-glare coating is designed for LED indicator panels in industrial hazard signaling, enhancing visibility as part of visual signaling apparatus under heading 85.31. As a dedicated component of those panels, it is classified under tariff item 8531.90.00.
8531.90.00Hospital Bedside Call Panel PCA
A printed circuit assembly for nurse call indicator panels under subheading 8531.20, handling patient button inputs, room status lights, and corridor displays. It includes nurse-priority queuing logic and is specifically designed for healthcare facilities. This part is essential for the visual signalling function.
8531.90.00Industrial Machine Status Indicator PCA
A printed circuit assembly for factory indicator panels under subheading 8531.20, displaying machine run/stop and fault codes via LEDs and buzzers for operator safety. It includes I/O interfaces for PLC integration and is specifically designed for industrial machinery. This part is integral to the visual signalling apparatus.
8531.90.00Industrial Siren Driver Circuit Board
This robust PCA drives high-decibel electronic sirens in factories and warehouses for emergency evacuation alerts. It is a part of sound signalling apparatus for industrial use, classified under heading 85.31.
8531.90.00Intercom System Tone Generator PCA
This printed circuit board generates alert tones and call signaling for building intercom master stations. It is a part of sound signalling apparatus for communication systems, falling under heading 85.31.
8531.90.00LED Indicator Panel Module for Fire Alarm Systems
This module consists of LED arrays and control circuitry designed specifically for integration into programmable indicator panels of subheading 8531.20, used in fire alarm control units to display zone status and alarms. As a dedicated part of those visual signaling panels, it is classified under tariff item 8531.90.00.
8531.90.00LED Traffic Signal Controller PCA
This printed circuit assembly manages LED sequences in traffic light controllers, providing visual signalling for road safety. It is a part of visual signalling apparatus for public infrastructure, classified under heading 85.31.
8531.90.00LED Traffic Signal Printed Circuit Assembly
A printed circuit assembly that controls the LED arrays in traffic signal indicator panels classified under subheading 8531.20, managing sequencing, brightness, and fault detection for road safety. It integrates microcontrollers and is specifically designed for traffic signalling. This part is essential for the visual signalling function.
8531.90.00Machine Emergency Stop Interface PCA
This safety-rated printed circuit assembly processes emergency stop button inputs and signals machine shutdown. It is a part of visual or audible industrial safety signalling, falling under heading 85.31.
8531.90.00Marine Bridge Signal Panel Circuit Assembly
A printed circuit assembly for ship bridge indicator panels under subheading 8531.20, displaying engine status, navigation alerts, and alarm summaries. It is salt-resistant and specifically designed for marine environments. This part is integral to the visual signalling apparatus.
8531.90.00Multiplexed Display Driver IC Board for Panels
This board-mounted IC is used for multiplexing 7-segment displays in programmable indicator panels for elevator emergency signals, which are visual signaling apparatus of heading 85.31. As a dedicated part of those panels, it is classified under tariff item 8531.90.00.
8531.90.00Parking Garage CO Monitor Controller
This printed circuit assembly manages carbon monoxide sensors and ventilation fan signalling in parking structures. It is a part of visual or sound signalling for air quality safety, classified under heading 85.31.
8531.90.00Parking Garage Level Indicator Panel Board
A printed circuit assembly powering LED displays in parking structure indicator panels under subheading 8531.20, showing available spaces and directions. It is designed for high-speed signaling needs and is specifically for parking guidance. This part is essential for the visual signalling function.
8531.90.00Patient Call System Nurse Station PCA
This printed circuit assembly for hospital bedside call systems processes patient requests and activates visual and audible nurse alerts. It is a part of signalling apparatus for healthcare facilities, falling under heading 85.31.
8531.90.00Programmable LED Panel Controller Board
This printed circuit board with a microcontroller is designed for driving LED matrices in indicator panels used in industrial warning systems for visual status indication. As a part integral to those visual signaling panels of heading 85.31, it is classified under tariff item 8531.90.00.
8531.90.00Railroad Crossing Signal PCA
This heavy-duty printed circuit assembly synchronizes flashing lights and bells at railway grade crossings. It is a part of visual and sound signalling for transportation safety, classified under heading 85.31.
8531.90.00Railway Signal Control Panel Circuit
A high-reliability printed circuit assembly for railway indicator panels under subheading 8531.20, controlling semaphore lights, track occupancy displays, and safety interlocks. It is designed for harsh environments per rail standards and is specifically for railway signalling. This part is integral to the visual signalling apparatus.
8531.90.00Touchscreen Overlay for Alarm Indicator Panels
This capacitive touchscreen film assembly is tailored for indicator panels in fire and security alarms, allowing operator interaction with visual signals under heading 85.31. As a specialized part of those programmable panels, it is classified under tariff item 8531.90.00.
8531.90.00Vending Machine Status Panel PCA
A circuit assembly for vending indicator panels under subheading 8531.20, showing 'sold out', payment status, and change lights. It is payment interface compatible and specifically designed for vending machines. This part is essential for the visual signalling function.
8531.90.00Zone Status LED Driver for Security Panels
This electronic driver circuit is designed for multi-zone LEDs in programmable indicator panels used in commercial burglar alarms, which are visual signaling apparatus of heading 85.31. As it is exclusively for those visual signaling panel types, it is classified under tariff item 8531.90.00.