Other
Electric sound or visual signaling apparatus (for example, bells, sirens, indicator panels, burglar or fire alarms), other than those of heading 8512 or 8530; parts thereof: > Parts: > Other: > Other
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 8531.90.90.01
Gas Detector Alarm Transducer
Piezo transducer for 85dB intermittent alarm in CO/smoke/gas detection units. HTS 8531.90.90.01 sound signaling part for safety detectors.
Forklift Proximity Light Module
Blue spot LED module projecting warning ground spot ahead of moving forklifts for visual pedestrian alerts. Part of industrial vehicle signaling under HTS 8531.90.90.01.
Nurse Call Button LED Ring
Illuminated LED ring around patient call buttons providing visual acknowledgment in hospitals. HTS 8531.90.90.01 visual signaling part for healthcare alert systems.
Industrial Machine Status Beacon Base
Mounting base with wiring harness for rotating or flashing beacon lights signaling machine status (running/stop/fault). Part of visual signaling apparatus for factories under HTS 8531.90.90.01. Excludes lamp.
Door Ajar Buzzer Sensor Module
Integrated magnetic reed switch and piezo driver for appliance/vehicle door-open audible alerts. Part of visual/sound signaling under HTS 8531.90.90.01 for household/industrial use.
Backup Alarm Speaker Assembly
Weatherproof speaker cone and basket for 97dB backup alarms on construction vehicles, signaling reverse motion. HTS 8531.90.90.01 as sound signaling part, SAE J-994b compliant.
Traffic Light Controller Relay Board
Relay driver PCB sequencing LED traffic signals for visual road safety signaling. HTS 8531.90.90.01 parts of visual signaling apparatus (traffic control lights).
Burglar Alarm Control Panel PCB
Printed circuit board assembly serving as the main control unit for residential burglar alarm systems, processing sensor inputs and triggering alerts. Classified under HTS 8531.90.90.01 as a part of electric sound/visual signaling apparatus (burglar alarms) not covered by other specific subheadings. It lacks independent housing and is designed for integration into complete alarm panels.
Fire Alarm Strobe Light Module
Replaceable xenon strobe module that produces high-intensity flashing light for fire alarm visual notification in commercial buildings. Falls under HTS 8531.90.90.01 as a part of fire alarm signaling apparatus (8531.80), providing the visual alert component. Excludes complete standalone indicators.
Indicator Panel LED Display Board
Custom LED matrix board for status indicator panels in industrial machinery, displaying visual alarms like 'FAULT' or 'READY'. Classified as HTS 8531.90.90.01 parts for electric visual signaling apparatus other than those in 8530. Designed for panel mounting without enclosure.
Siren Driver Amplifier Circuit
Electronic amplifier module that drives high-decibel sirens in emergency vehicles and security systems for sound alerts. HTS 8531.90.90.01 applies as a part of electric sound signaling apparatus (siren systems). Outputs 100-120 dB without speaker.
Burglar Alarm Piezo Buzzer Assembly
Surface-mount piezoelectric buzzer module producing 85-100 dB alarm tones for intrusion detection systems. Part of electric sound signaling apparatus under HTS 8531.90.90.01, excluding complete bells/sirens. Used in DIY alarm kits and panels.
Elevator Floor Indicator PCB
Control board for LED floor level displays in elevator cabs, signaling current position and direction visually. HTS 8531.90.90.01 as parts of visual signaling apparatus for building safety systems. Multi-digit 7-segment type.
Fire Alarm Horn Driver Board
Digital signal processor board amplifying coded tones (ANSI S3.41) for fire alarm horns in high-rise buildings. HTS 8531.90.90.01 part for sound signaling fire alarms. Temporal-3 pattern capable.
Security System Keypad Interface Module
Interface PCB connecting PIN keypads to central alarm control for visual/audible arm/disarm feedback. Part of burglar alarm signaling under HTS 8531.90.90.01. Includes LED drivers.