Flashback Arrestor F85-10N-ES

Flashback Arrestor F85-10N-ES

Stainless steel flashback arrestor, certified to EN 730-1 / ISO 5175 without check valve, for low working pressures

  • highest quality from the world market leader
  • safety elements: flame arrestor [FA], temperature-sensitive cut-off valve [TV]
  • ideal for use upstream and downstream of analyzers
  • every arrestor 100% tested
  • BAM certified, UL listed
  • also ideal for use with corrosive gases
  • 1.3 X 3.78 inches, 15.4 oz
  • air max. 13.766 scfh (free flow-off)

Product of WITT 

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WITT Flashback Arrestors for reliable protection against dangerous reverse gas flow and flashbacks in accordance with EN 730-1 / ISO 5175. 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
  • a temperature-sensitive cut-off valve TV extinguishes sustained flashbacks long before the internal temperature of the arrestors reaches a dangerous level
  • a spring-loaded check valve NV prevents slow or sudden reverse gas flow forming explosive mixtures in the gas supply

Operation / Usage:

  • Flashback Arrestors are used to protect gas cylinders and pipeline outlet points (hoses and any equipment) with high flow against dangerous flashbacks
  • without check valve for lower working pressures with low-pressure drop i.e. before and after analyzers
  • ideal for use with corrosive gases in the chemical industry, process technology or in laboratories
  • WITT Flashback Arrestors may be mounted in any position/orientation
  • the maximum ambient/working temperature is 70 °C / 158 °F


  • annual testing of the 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


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Flashback Arrestor F85-10N-ES