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SISTO-10 Diaphragm valve
Diaphragm valve


Diaphragm valve to DIN/EN with flanged ends; shut-off and sealing to atmosphere by spiral-supported diaphragm (DN 65 and above); body with or without lining, position indicator with integrated stem protection. All moving parts are separated from the fluid by the diaphragm. Maintenance-free.
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Main Applications

  • Mining
  • General irrigation systems
  • Chemical industry
  • Industrial recirculation systems
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Technical Data

  • Nominal pressurePN 10
  • Max. nominal sizeDN 300
  • Max. allowed fluid temperature160 °C


  • Reliable sealing to atmosphere and absolutely tight shut-off
  • The diaphragm provides absolutely tight shut-off as well as hermetic sealing to atmosphere and of all operating elements.
  • Extended service life and pressure limit

Material number list – SISTO-10

54 products
NameNominal pressureNominal size InletCase lining inboardWeightMaterial numberPrice
S-10 JS1049 EPDM DN100 PN10PN 10DN 100Without39 KilogramM410A011
upon request
S-10 JS1049 EPDM DN15 PN10PN 10DN 15Without2.5 KilogramM410A003
upon request
S-10 JS1049 EPDM DN20 PN10PN 10DN 20Without3.2 KilogramM410A004
upon request
S-10 JS1049 EPDM DN25 PN10PN 10DN 25Without4.1 KilogramM410A005
upon request
S-10 JS1049 EPDM DN32 PN10PN 10DN 32Without5.5 KilogramM410A006
upon request


TitleFormatSizeLast change
2-page product description SISTO (8674.021_EN)PDF0.674/19/2021
TitleFormatSizeLast change
Declaration of conformity (8630.8507_EN)PDF0.194/19/2021
TitleFormatSizeLast change
ATEX-Declaration by the manufacturer (8630.8501_EN)PDF0.564/19/2021
TitleFormatSizeLast change
Operating Manual (0570.821_EN)PDF4.054/19/2021
TitleFormatSizeLast change
Type series booklet SISTO-10 (8641.1_EN)PDF1.875/8/2021

Technical Data

  • FunctionShut off/control flow
  • Connection typeFlange
  • Design concept DriveWith electric actuator, With handwheel, With pneumatic actuator
  • Casing materialEN-GJL-250, EN-GJS-400-18-LT
  • Nominal pressurePN 10
  • Max. nominal sizeDN 300
  • Min. nominal sizeDN 15
  • Max. allowed fluid temperature160 °C
  • Min. allowed fluid temperature-20 °C

Sectional Drawings