Flashback Arrestor E460-SK

Flashback Arrestor E460SK for fuel gases

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Flashback arrestor, certified to DIN EN ISO 5175-1, with integrated coupling nipple

  • highest quality from the world market leader
  • for individual cylinders
  • safety elements: flame arrestor [FA], check valve [NV]
  • every arrestor 100% tested
  • can be used in conjunction with WITT-coupling system SK100 for quick hose connection / disconnection
  • 3.35 inches, 4.48 oz
  • fuel gases max. 2,894 scfh (free flow-off)
  • oxygen max. 1,671 scfh (free flow-off)
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WITT Flashback Arrestors E460 for reliable protection against dangerous gas backflow and flashback in accordanc 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 check 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)

Operation / Usage:

  • the Flashback Arrestors of type series E460 may be installed at the inlet of the blowpipe
  • may be installed at torches for burners. The E460SK conforming to EN 561 / ISO 7289 makes possible the use of the WITT-Couplingsystem SK100 for the fast connection and disconnection of the blowpipe.


  • annual testing of the check 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

Flashback Arrestor E460-SK is used in following areas:


For hose or pipe connection PN 10


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