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DOT 3B Carbon Dioxide Fire Extinguisher Cylinder

Seamless steel cylinder marked DOT 3B for CO2 fire extinguishers, unwrapped. Base container certified before valve attachment. 20 lb water capacity.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+75.0%75%
🇲🇽MexicoFree+50.0%50%
🇨🇦CanadaFree+50.0%50%
🇩🇪GermanyFree+50.0%50%
🇯🇵JapanFree+50.0%50%

Alternative Classifications

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

8424.10.00.00Lower: 20% vs 75%

If complete assembled extinguisher

Finished fire extinguishers classify under machinery.

7311.00.00Same rate: 75%

If welded CO2 cylinder

Construction type separates.

2803.00.00Lower: 37.5% vs 75%

If pre-charged with CO2

Carbon dioxide import by gas content.

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

• Empty only; filled CO2 is hazmat chemical

• UL/FM markings secondary to DOT

• Complete extinguishers under 8424.10