Smoke detectors, ionization type
Apparatus based on the use of X-rays or of alpha, beta, gamma or other ionizing radiations, whether or not for medical, surgical, dental or veterinary uses, including radiography or radiotherapy apparatus, X-ray tubes and other X-ray generators, high tension generators, control panels and desks, screens, examination or treatment tables, chairs and the like; parts and accessories thereof: > Apparatus based on the use of alpha, beta, gamma or other ionizing radiations, whether or not for medical, surgical, dental or veterinary uses, including radiography or radiotherapy apparatus: > For other uses: > Smoke detectors, ionization type
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
Products classified under HTS 9022.29.40.00
Ionization Smoke Detector for Residential Use
A battery-operated ionization-type smoke detector designed for home installation, utilizing americium-241 to detect smoke particles by ionizing air and measuring current changes. It falls under HTS 9022.29.40.00 as an apparatus based on ionizing radiation for smoke detection purposes, not for medical uses. These units typically include an alarm and test button for household safety.
Hardwired Ionization Smoke Alarm with Battery Backup
A 120V AC hardwired ionization smoke detector with 9V battery backup for continuous operation during power outages, featuring interconnectivity for multi-unit homes. Classified under HTS 9022.29.40.00 due to its use of alpha radiation from americium for smoke particle detection. Ideal for new construction and renovations.
Interconnected Ionization Smoke Detector System
A set of ionization smoke detectors that communicate wirelessly or via wiring to sound all units simultaneously upon detection, using beta/gamma radiation principles. Falls under HTS 9022.29.40.00 as specialized smoke detection apparatus based on ionizing radiations for residential safety. Includes mounting hardware.
10-Year Sealed Battery Ionization Smoke Detector
A maintenance-free ionization smoke detector with a sealed 10-year lithium battery, eliminating battery replacements and featuring end-of-life chirp alerts. Classified in HTS 9022.29.40.00 for its alpha particle-based ionization chamber for rapid smoke detection. Compliant with latest UL standards.
Commercial Ionization Smoke Detector for Offices
An ionization-type smoke detector rated for commercial office environments, with higher sensitivity and relay outputs for building management systems. Under HTS 9022.29.40.00 as non-medical ionizing radiation apparatus specifically for smoke detection. Dust-resistant design.
RV Ionization Smoke Detector Compact Model
A low-profile ionization smoke detector designed for recreational vehicles (RVs), with 12V DC power and vibration resistance. Classifies under HTS 9022.29.40.00 for portable smoke detection via ionizing radiation. Meets RVIA standards.
Ionization Smoke Detector Replacement Head
A replaceable ionization chamber head for existing smoke detector bases, containing the americium source and sensor assembly. Falls under HTS 9022.29.40.00 as a dedicated part for ionizing smoke detection apparatus per chapter notes. Simplifies maintenance.
Ionization Smoke Detector for Hotels
Hardwired ionization smoke detector with remote annunciator for hotel corridors and rooms, integrating with central fire panels. Under HTS 9022.29.40.00 for hospitality ionizing radiation smoke detection. Tamper-proof design.
Battery-Powered Ionization Smoke Alarm for Apartments
Sealed battery ionization smoke alarm optimized for multi-unit apartment buildings, with hush feature for cooking nuisance alarms. Classifies in HTS 9022.29.40.00 as residential ionizing apparatus for smoke. Meets HUD requirements.
Wireless Ionization Smoke Detector Mesh Network
RF mesh network ionization smoke detectors that self-organize for reliable signaling in large homes. HTS 9022.29.40.00 for advanced ionizing smoke tech. FCC Part 15 compliant.
Ionization Chamber for Smoke Detection Kits
DIY ionization chamber module for custom smoke detection projects, containing americium source. Under HTS 9022.29.40.00 as component for ionizing smoke apparatus. For educational/hobby use.
High-Sensitivity Ionization Smoke Detector for Warehouses
Industrial-grade ionization smoke detector with adjustable sensitivity for warehouse early warning systems. HTS 9022.29.40.00 for commercial ionizing radiation smoke detection. 24V DC powered.
Ionization Smoke Detector with Hush Button
Consumer ionization smoke detector featuring a hush button for temporary silencing of nuisance alarms from cooking smoke. Classified HTS 9022.29.40.00 for standard home ionizing detection. 9V battery.
Smart Ionization Smoke Detector with App Alerts
Wi-Fi enabled ionization smoke detector that sends smartphone notifications and integrates with smart home ecosystems. Under HTS 9022.29.40.00 as primary ionizing smoke apparatus with connectivity features. Voice + app alerts.
Multi-Sensor Ionization Smoke and CO Detector
A combination ionization smoke and electrochemical carbon monoxide detector for comprehensive home safety. Primarily classified under HTS 9022.29.40.00 due to the dominant ionizing radiation smoke detection function. Features voice alerts.