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: > Other apparatus: > 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 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 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(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
Products classified under HTS 8531.80.90.51
Wireless Smoke Detector Alarm
A battery-powered smoke detector that emits audible alarms and visual strobe lights upon detecting smoke particles. Classified under HTS 8531.80.90.51 as electric visual and sound signaling apparatus for fire safety, distinct from complete systems in heading 8512. Meets UL standards for residential use.
LED Burglar Alarm Indicator Panel
Wall-mounted panel with LED lights and buzzer indicating intrusion detection status for home security. Falls under HTS 8531.80.90.51 as other electric visual signaling apparatus, not a full telecom system. Features zone indicators for multiple doors/windows.
Strobe Light Emergency Exit Sign
Self-contained LED strobe exit sign that flashes during power outages or emergencies for visual guidance. Classified in HTS 8531.80.90.51 as electric visual signaling for safety, battery-backed. Complies with NFPA 101 life safety codes.
Industrial Siren Warning Horn
Weatherproof 120 dB siren for factory hazard warnings, electric-powered with visual status LED. Under HTS 8531.80.90.51 as other sound/visual signaling for industrial safety. Multi-tone capabilities.
Visual Fault Tower Light Stack
Three-color LED tower light signaling machine status (red/yellow/green) for manufacturing lines. Classified HTS 8531.80.90.51 as industrial visual signaling apparatus. 24V DC powered.
Backup Battery Alarm Sounder
Rechargeable standby sounder activates during power failure for continuous fire alerting. HTS 8531.80.90.51 for electric sound signaling with backup power feature. 12V sealed lead-acid.
Wireless Doorbell Visual Indicator
Portable receiver with flashing lights for hearing-impaired users, pairs with wireless push button. Under HTS 8531.80.90.51 as visual signaling apparatus. 433MHz RF.
Gas Leak Detector Buzzer
Sensor-triggered audible alarm for natural gas/propane detection in homes. HTS 8531.80.90.51 electric sound signaling for hazard detection. Plug-in 120V AC.
Elevator Floor Arrival Chime
ADA-compliant audio chime with braille panel for elevator floor announcements. Classified HTS 8531.80.90.51 as sound signaling for accessibility. 24V operation.
Pool Alarm Surface Wave Sensor
Floating sensor alarms with strobe and siren when waves indicate child entry. HTS 8531.80.90.51 water safety visual/sound signaling. Solar rechargeable.
Nurse Call Button with Light
Bedside button triggers corridor light and chime for patient assistance in hospitals. Under HTS 8531.80.90.51 medical visual/sound signaling. Wireless RF.
Magnetic Door Contact Alarm Sensor
Reed switch sensor that triggers buzzer when doors open unauthorized, for perimeter security. HTS 8531.80.90.51 covers this electric signaling sensor apparatus. Wired low-voltage installation.
Parking Sensor Visual Alert
Dashboard LED display warning of obstacles during reverse parking, wired to vehicle sensors. HTS 8531.80.90.51 other visual signaling for automotive aftermarket. CAN bus compatible.
Piezoelectric Fire Alarm Buzzer
High-decibel piezoelectric buzzer module for integration into fire alarm systems, producing piercing sound signals. HTS 8531.80.90.51 covers this as other sound signaling apparatus parts, excluding telecom types. Rated for 85-110 dB output.
Door Open Visual Indicator Light
Compact LED indicator that illuminates red when doors are ajar, used in commercial buildings for security. HTS 8531.80.90.51 as other visual signaling apparatus, sensor-triggered. Low-voltage DC operation.