Flashback Arrestor E460-2

Flashback arrestor, certified to DIN EN ISO 5175-1, for hose-mounting

  • highest quality from the world market leader
  • safety elements: flame arrestor [FA], non-return valve [NV]
  • every arrestor 100% tested
  • BAM certified
  • 99 mm height, 93 g
  • acetylene max. 9 m³/h (free flow-off)
  • fuel gases max. 82 m³/h (free flow-off)
  • oxygen max. 119 m³/h (free flow-off)

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WITT Flashback Arrestors E460 for reliable protection against dangerous gas backflow and flashback in accordance with DIN EN ISO 5175-1. Every Arrestor 100% tested.
The best Flashback Arrestors in the world.


  • a large surface area flame arrestor FA of stainless steel construction extinguishes any dangerous flashback entering the device in any direction
  • a spring-loaded non-return valve NV prevents slow or sudden reverse gas flow forming explosive mixtures in the gas supply
  • a filter at the gas inlet protects the arrestor against dirt contamination, extending the service life (valid for fuel gas version hose 9 and G 3/8 LH)
  • Gases: Acetylene, Oxygen, Hydrogen, Compressed air, Town gas, Natural gas, LPG (more gases upon request)

Operation / Usage:

  • the Flashback Arrestors of type series E460 may be installed at the inlet of the blowpipe
  • for the installation in the hose – not nearer than 1 m in front of the blowpipe


  • annual testing of the non-return valve, body leak-tightness and flow capacity is recommended
  • WITT is happy to supply special test equipment
  • Flashback Arrestors are only to be serviced by the manufacturer. The dirt filter may be replaced by competent staff

Company certified to ISO 9001
Cleaned for Oxygen Service according to: EIGA IGC Doc 13/12/E: Oxygen Pipeline and Piping Systems




For hose or pipe connection PN 10

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