More than sensors+automation

Diaphragm Seal with Membrane 4MDV-10 (409780)


  • Membrane diaphragm seal 4MDV-10 with flange connection DIN EN 1092-1 form B1 with process connection DN 15, DN 20, DN 25, and DN 50 (PN 40, PN 100)
  • Membrane diaphragm seal 4MDV-10 with connection thread G 1/2 (PN 40, PN 100, PN 250)
  • Also available with PTFE coating


Diaphragm seals protect the pressure measuring device from contaminated, hot, highly viscous, stagnant, crystallizing, and especially corrosive media. For specific applications, diaphragm seals are also available with a capillary line (up to 7 m).


Further technical information is available in the Download category.