1. Hydraulics - Pneumatics
  2. Valve
  3. Diaphragm valve
  4. GEMÜ Gebrüder Müller Apparatebau GmbH & Co. KG

Diaphragm valve 650
pneumaticfor airfor gas

Diaphragm valve - 650 - GEMÜ Gebrüder Müller Apparatebau GmbH & Co. KG - pneumatic / for air / for gas
Diaphragm valve - 650 - GEMÜ Gebrüder Müller Apparatebau GmbH & Co. KG - pneumatic / for air / for gas
Diaphragm valve - 650 - GEMÜ Gebrüder Müller Apparatebau GmbH & Co. KG - pneumatic / for air / for gas - image - 2
Diaphragm valve - 650 - GEMÜ Gebrüder Müller Apparatebau GmbH & Co. KG - pneumatic / for air / for gas - image - 3
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Characteristics

Type
diaphragm
Operation
pneumatic
Media
for gas, for air
Body
double, coated
Material
steel, stainless steel, PTFE, EPDM, PVDF, metal, epoxy
Number of channels
2/2-way
Other characteristics
ISO, standard, DIN, ANSI, double-acting, integral, sterile
DN

Max.: 150 mm
(5.906 in)

Min.: 4 mm
(0.157 in)

Pressure

Max.: 10 bar
(145 psi)

Min.: 0 bar
(0 psi)

Temperature

Max.: 130 °C
(266 °F)

Min.: -30 °C
(-22 °F)

Description

Compact aseptic valve with low-maintenance stainless steel piston actuator

The GEMÜ 650 BioStar 2/2-way diaphragm valve has a stainless steel piston actuator and is pneumatically operated. The valve is designed for use in a sterile environment. All actuator parts are made from stainless steel (except seals). The compression springs of diaphragm sizes 80 and 100 are made of epoxy-coated spring steel. Normally Closed (NC), Normally Open (NO) and Double Acting (DA) control functions are available. An integrated optical position indicator is standard.

  • Compact design (ideal when space is at a premium)
  • CIP/SIP capable
  • Autoclave capability, depending on version
  • Controlled exhaust air duct available as an option
  • Wide range of adaptation options for add-on components and accessories
  • Version according to ATEX on request

Exhibitions

Meet this supplier at the following exhibition(s):

Semicon
Semicon

10-13 Nov 2026 Munich (Germany) Hall Hall 1 - Stand 718

  • More information
    COMPAMED 2026
    COMPAMED 2026

    16-19 Nov 2026 Düsseldorf (Germany) Hall Hall 8B - Stand C30

  • More information
    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.
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