Industrial Warning Horn

24V AC/DC industrial electric horn with 105-120 dB multi-tone capability for factory and warehouse safety signaling. Classified under HTS 8531.80.90.31 as electric sound apparatus functioning as a horn for industrial environments. Weatherproof design for outdoor installation.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+17.5%17.5%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8531.10.00Higher: 36.3% vs 17.5%

If certified for fire alarm systems

Fire protective signaling apparatus has specific subheading 8531.10.

8537.10.91Higher: 52.7% vs 17.5%

If part of complete control panel assembly

Boards with integral signaling function classify under control panels of heading 8537.

8543.70Lower: 12.6% vs 17.5%

If imported as electrical machinery components

Other electrical machines/apparatus may apply to complex signaling assemblies.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Include OSHA 1910.165 compliance documentation; specify NEMA rating for weatherproofing; avoid classification as fire alarm under 8531.10 if not heat/smoke activated

Related Products under HTS 8531.80.90.31

Automotive Electric Horn

A standard 12V electric horn designed for vehicle installation, producing a loud audible warning signal when activated by the steering wheel button. It falls under HTS 8531.80.90.31 as an electric sound signaling apparatus classified as a horn, distinct from indicators or alarms. Commonly used in cars and trucks for safety alerting.

Marine Boat Air Horn

Compact electric marine horn with 110 dB output for vessels under 12 meters, meeting US Coast Guard signaling requirements. Classified under HTS 8531.80.90.31 as an electric sound signaling horn for nautical safety. Features corrosion-resistant housing for saltwater environments.

Motorcycle Dual Tone Horn

High-tone dual disc electric horn for motorcycles, producing 115 dB with compact 90mm diameter for easy mounting. Falls under HTS 8531.80.90.31 as electric sound signaling apparatus specifically identified as horns. Ideal for sport bikes and cruisers requiring loud warning signals.

Bicycle Electric Horn Kit

USB-rechargeable electric horn for bicycles with 100 dB 'ah-oo-ga' sound and LED light integration. Falls under HTS 8531.80.90.31 as portable electric sound signaling horn, not classified as toy or simple bell. Includes universal handlebar mount for e-bikes and standard bicycles.

ATV/UTV Electric Horn

12V waterproof electric horn designed for all-terrain vehicles and utility task vehicles, producing 107 dB warning tone. Classified under HTS 8531.80.90.31 as electric sound signaling apparatus for off-road recreational vehicles. Compact design fits popular ATV models.

Forklift Safety Horn

48V electric horn for warehouse forklifts with continuous/intermittent tone selection and 105 dB output. Falls under HTS 8531.80.90.31 as industrial electric sound signaling horn for material handling equipment. Meets OSHA pedestrian safety requirements.