Sundström SR540ex intrinsically safe supplied-air shield


Intrinsically safe shield

For explosive & ignitable atmospheres

Connects to the intrinsically safe SR500ex PAPR fan unit. Unique shield with excellent field of vision. The visor can be easily flipped up to a well-balanced ‘over-the-head’ position.


  • Protects the respiratory organs, the face, and the crown of the head
  • Hinged visor unit
  • Impact and scratch-resistant visor
  • Air supply keeps visor mist-free
  • Adjustable head harness
  • Replaceable breathing air hose
  • Exhalation valve
  • Optional PETG visor
  • Certified as intrinsically safe by IECEx

Data Sheet

Intrinsically safe protective supplied air shield

Download PDF

  • Description: Intrinsically safe hard protective shield for use with Sundström SR500ex intrinsically safe PAPR in explosive or ignitable atmospheres
  • Air flow
    • 175 l/min (normal mode)
    • 240 l/min (boost mode)
  • Temperature range
    • Operation: –10°C to +40°C at <90% RH
    • Storage: –20°C to +40°C at <90% RH
  • Weight: Approx. 700 g with hose
  • Low flow warning: <175 l/min
  • Intrinsic safety class: See SR500ex data sheet



User Manuals

Impact Approval

Data Sheet