Flashback Arrestor RF53N-ES

Flashback Arrestor RF53N-ES for fuel gases

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Universal flashback arrestor, certified to DIN EN ISO 5175-1, stainless steel

  • highest quality from the world market leader
  • safety elements: flame arrestor [FA], temperature-sensitive cut-off valve [TV], check valve [NV], filter on gas inlet
  • every arrestor 100% tested
  • BAM certified
  • ideal also when using corrosive gases
  • 1.0 X 3.2 inches, 6.74 oz
  • acetylene max. 459 scfh (free flow-off)
  • fuel gases max. 2,401 scfh (free flow-off)
  • oxygen max. 6,603 scfh (free flow-off)
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    • Downloads

    WITT Flashback Arrestors for reliable protection against dangerous reverse gas flow and flashbacks 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 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
    • a filter at the gas inlet protects the arrestor against dirt contamination, extending the service life

    Operation / Usage:

    • Flashback Arrestors are used to protect gas cylinders and pipeline outlet points (hoses and any equipment) against dangerous reverse gas flow (RF53N-ES) and flashbacks
    • ideal for use with corrosive gases in the chemical industry, process technology or in the laboratory area
    • WITT Flashback Arrestors may be mounted in any position / orientation
    • the maximum ambient/working temperature is 70 °C / 158 °F


    • 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

    Note: The Models RF53N and F53N are suitable for fuel gas and oxygen.

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