W25™ Sampling Valve

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The W25 is the largest Keofitt® sampling valve. Designed for sampling of very high viscosity products or large samples of high viscosity products, with particles up to 17mm in diameter. The main product range the W25 is used in has 0-250,000cP viscosity.

The W25 valve is used in a range of applications such as breweries, dairies, pharmaceutical and biotechnological industries, with wide range of products such as:

  • Yogurt
  • Honey
  • Syrup
  • Creams and lotions
  • Ketchup
  • And much more

The W25 valve is available for tank welding and there is a choice between pneumatic or manual operation. PTFE membrane is standard.


Technical Data

Temperature range:PTFE membrane:0 to 150ºC / 32 to 302ºF
Process line pressure 
(inside tank or pipe):
Valve head type H and N:0 to 6 bar(g) / 0 to 87 psi (g)
Material: Steel parts:316L*
Membranes:PTFE FDA approved
Dimensions:Process dimensionIn-/outlet dimension
Body surface:Inner surface Ra < 0,8 μm/32 μinchElectropolished outside
Material certificate:3.1
*Other materials available on request



Click here to download the Keofitt W25 sampling valve manual