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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If complete detector alarms
Integrated sensor+transducer units are complete apparatus.
If gas/smoke analysis instruments
Full detection instruments classify under measuring heading.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• UL 2075 for gas detectors or UL 217 for smoke documentation
• TCO (time-carbon monoxide) pattern specs
• Separate from sensor head to maintain parts status
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