Carbon Dioxide Fire Extinguisher Cartridge
Pre-charged CO2 cylinder (5 lb capacity) designed as a replaceable charge for portable CO2 fire extinguishers. HTS 3813.00.5000 covers such charged preparations excluding full appliances. Used for rapid discharge to smother Class B fires without residue.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If generic CO2 cylinders not extinguisher-specific
Pure compressed CO2 without fire apparatus fittings is an industrial gas in Chapter 28.
If imported as replacement part of a complete extinguisher set
Parts of fire extinguishers classify with machinery in 8424 if not standalone charges.
If empty steel cylinders without charge
Uncharged containers are metal tanks under Chapter 73.
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Import Tips & Compliance
• Ship as UN1013 Carbon Dioxide, compressed; require hydrostatic test certificates and valve specs
• Distinguish from standalone CO2 cylinders (2811.22) by extinguisher-specific threading/nozzle
• EPA SNAP approval needed for ozone-depleting alternatives; declare pressure rating accurately
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