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aseptic valve / diaphragm / pneumatically-operated / shut-off
MS4, MSP4 series APV



  • Type:


  • Operation:


  • Function:

    shut-off, changeover

  • Media:

    for liquid food products and beverages, for chemical products

  • Body:


  • Applications:

    for the chemical industry, for the food industry, beverage, for pharmaceutical applications

  • Other characteristics:

    aseptic, ATEX

  • Pressure:

    10 bar (145 psi)

  • DN:

    Max.: 100 mm

    Min.: 25 mm


The APV MS4 and MSP4 aseptic single seat valves are designed for aseptic applications in the food, beverage, dairy, pharmaceutical and chemical industries. The valves are available in shut-off or change-over design as well as for manifold or tank outlet applications.

Innovative fan support mechanism extending the operating pressure range and the lifetime of the diaphragm
Flat easily cleanable single layer diaphragm design enabling immediate leakage detection
Suitable for process pressures of up to 10 bar (depending on size)
High temperature capability
A variety of valve body configurations enables efficient system designs
Easy and cost effective maintenance compared with bellows provides low cost of ownership
3-A approved
MSP4 available with USP Class VI approved diaphragm and diaphragm shaft material
ATEX compliant models

Other APV products