Piston single stage high pressure regulator - S400
S400 high pressure cylinder regulator is particularly suited for put vessels under pressure, leak detection and purge of pipe work. A cylinder connector is necessary to connect it to the cylinder valve.
Key advantages
  • Decompresses the downstream regulation system by turning the handwheel counter-clockwise
  • Accurate pressure control for reliable service
  • Connection available for relief valve
  • Panel mouting possible due to the rear threads
  • Can be equipped with a shut off valve at the outlet


Product image

Female ports16 x 1.336 (inlet) - G3/8 (outlet) or 1/4 NPT (inlet/outlet)
Seat sealPCTFE
O-ringNBR / EPDM (standard) / FPM
Piston AISI 316L
Weight+/- 1,6 kg
Leak rate10-8 M bar l/s
Temperature range-20 to +60 °c
GaugesHigh and low pressure (M10 x 1 or 1/4 NPT)
Inlet pressure300 bar
Outlet pressure200 bar
Nominal flow30 Nm3/h (n2)
Oxygen useBrass only
Product Configurator
Body material
Safety relief valve configuration
End connections
O-ring material
Downloadable catalogs, brochures
  • Download
    Pressure Regulators Catalog
    Last update: Feb 21, 2022
    Available in: en/fr/de/fr/de
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