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.
See all documents and downloads

Main Applications

  • Mining
  • General irrigation systems
  • Chemical industry
  • Industrial recirculation systems
Show all applicationsicon arrowright

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

60 products
NameNominal pressureNominal size InletCase lining inboardWeightMaterial numberPrice
S-10 JS1049 EPDM DN100 PN10PN 10DN 10039 KilogramM410A011
S-10 JS1049 EPDM DN15 PN10PN 10DN 152.5 KilogramM410A003
S-10 JS1049 EPDM DN20 PN10PN 10DN 203.2 KilogramM410A004
S-10 JS1049 EPDM DN25 PN10PN 10DN 254.1 KilogramM410A005
S-10 JS1049 EPDM DN32 PN10PN 10DN 325.5 KilogramM410A006


TitleFormatSizeLast change
icon download-pdf2-page product description SISTO (8674.021_EN)pdf0.675/24/2019
TitleFormatSizeLast change
icon download-pdfDeclaration of conformity (8630.8507_EN)pdf0.194/23/2020
TitleFormatSizeLast change
icon download-pdfOperating Manual (0570.821_EN)pdf4.056/17/2020
TitleFormatSizeLast change
icon download-pdfType series booklet SISTO-10 (8641.1_EN)pdf3.919/18/2020

Technical Data

  • FunctionShut off/control flow
  • Connection typeFlange
  • Design concept DriveWith electric actuator, With handwheel, With pneumatic actuator
  • Casing material1821, 1877
  • Nominal pressurePN 10
  • Max. nominal sizeDN 300
  • Min. nominal sizeDN 15
  • Max. allowed fluid temperature160 °C
  • Min. allowed fluid temperature-20 °C

Sectional Drawings