HS Code 8421
Centrifuges and Filtering Machinery
HS code 8421 is for centrifuges including centrifugal dryers and machinery for filtering or purifying liquids or gases for commercial or automotive use.
4-digit Section XVILCL
HS Code 8421 — Centrifuges and Filtering Machinery
This code covers equipment meant for separating substances of different densities or purifying liquids and gases. This ranges from massive industrial centrifuges and water filtration systems to the oil and air filters found in internal combustion engines.
What's included
- Oil and fuel filters for cars
- Water purification systems
- Industrial centrifuges
- Air filters and intake systems
- Dialysis machines (sometimes classified here depending on country)
What's excluded
- Filter paper → use
4823(Consumables like paper are classified by material in Chapter 48.)
Common examples
- Bosch automotive oil filter
- Reverse osmosis water system
- Laboratory centrifuge
- Industrial dust extractor
Frequently asked questions
Are car filters included in 8421?
Yes, 8421 is the primary code for fuel, oil, and air filters used in vehicles.
Trade & shipping notes
- Typical duty range: 0% - 6.5%
- Documentation: High-speed centrifuges may be subject to dual-use export controls due to potential nuclear or chemical applications.
- Typical shipping mode: LCL
- Top exporters: Germany, United States, China, Japan
- Top importers: China, United States, Germany, Mexico
Related HS codes
Key takeaway
Essential code for both high-volume automotive spare parts and critical industrial purification systems.
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