Alfa Laval Unique single seat valves (SSVs) are used  to shut off or change product flows. Ideal for uninterrupted production in a broad range of hygiene-critical applications.

  • Modularity provides you cost-effective endless possibilities. Configure the Unique SSV valve bodies, plugs and actuators to meet any requirement.
  • Very cost effective solution - you only pay for what you need en lower your stocreplacement parts.
  • EHEDG-certified and authorized to carry the 3-A symbol.
  • The range provides full traceability in compliance with the EU Food Regulation 1935/2004. 
  • Easy to install and very low maintenance.


Alfa Laval Unique SSV standard

Alfa Laval Unique Single Seat Valve Standard
  • Hygienic and modular design.
  • Various applications, e.g. as a shut-off valve with 2 or 3 ports or as a change-over valve with 3 to 5 ports.
  • Sizes: DN25 / DN100
  • Remote-controlled by means of compressed air.
  • Low maintenance cost.

Download product sheet (PDF)


Alfa Laval Unique SSV - ATEX

Alfa Laval enkelzitsafsluiter (ATEX)
  • Hygienic and modular design.
  • Various applications, e.g. as a shut-off valve with 2 or 3 ports or as a change-over valve with 3 to 5 ports.
  • Sizes: DN25 / DN100
  • Remote-controlled by means of compressed air.
  • Low maintenance cost.
  • Made in accordance with ATEX.
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Alfa Laval Unique SSV - DN125 / DN150

Alfa Laval Unqiue SSV DN125/DN150
  • Hygienic and modular design.
  • Various applications, e.g. as a shut-off valve with 2 or 3 ports or as a change-over valve with 3 to 5 ports.
  • Sizes: DN125 / DN150
  • Remote-controlled by means of compressed air.
  • Low maintenance cost.

Download product sheet (PDF)


Alfa Laval Unique SSV Long Stroke

Alfa Laval Unique SSV long stroke
  • Hygienic and modular design.
  • Various applications, e.g. as a shut-off valve with 2 or 3 ports or as a change-over valve with 3 to 5 ports.
  • Sizes: DN40 / DN100
  • Remote-controlled by means of compressed air.
  •  Low maintenance cost.
  • Specfically for use with media or products that contain particles and/or suspended solids and also with high-viscosity flows. Larger openings provide gentler and more effective flow control.
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Alfa Laval Unique SSV Reverse Acting


  • Hygienic and modular design.
  • Various applications, e.g. as a shut-off valve with 2 to 4 ports or as a change-over valve with 3 to 6 ports.
  • Sizes: DN25 / DN100
  • Remote-controlled by means of compressed air.
  •  Low maintenance cost.
Download product sheet (PDF)


Alfa Laval Unique SSV Two Step

Alfa Laval Unique SSV two step twee stappen
  • Hygienic and modular design.
  • Various applications, e.g. as a shut-off valve with 2 or 3 ports or as a change-over valve with 3 to 5 ports.
  • As shut off (only as NC): for reducing pressure hammers and dosing e.g. in connection with filling of a vessel where an exact volume is required. 
  • As change over (NC and NO): for drainage of 2 pipes simultaneously or in closing /filling applications.
  • Sizes: DN40 / DN100
  • Remote-controlled by means of compressed air.
  •  Low maintenance cost.
Download product sheet (PDF)


Alfa Laval Unique SSV Tangential

Alfa Laval Unique SSV Tangential
  • Hygienic and modular design.
  • Various applications, e.g. as a shut-off valve with 2 or 3 ports or as a change-over valve with 3 to 5 ports.
  • Sizes: DN25 / DN100
  • Remote-controlled by means of compressed air.
  • Low maintenance cost.
  • Offers complete drainability of the valve body on horizontally mounted valves.
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Alfa Laval Unique SSV Tank Outlet

Alfa Laval Unique SSV Tank Outlet
  • Hygienic and modular design.
  • Various applications, as a shut-off
    version closing up against the tank or as a reverse acting valve opening
    into the tank with 1 or 2 ports.
  • Sizes: DN50 / DN100
  • Remote-controlled by means of compressed air.
  • Low maintenance cost.
Download product sheet (PDF)


Alfa Laval Unique SSV Y-body

Alfa Laval Unique SSV Y-body
  • Hygienic and modular design.
  • Various applications, offers a straight through product flow path and is designed for gentle product treatment. The main use is in applications involving high viscosity or large particulates.
  • Sizes: DN50 / DN100
  • Remote-controlled by means of compressed air.
  • Low maintenance cost.

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Alfa Laval Unique SSV Manually Operated/Regulating

Alfa Laval Unique SSV Manually Operated / RegulatingAlfa Laval Unqie SSV Manually Operated Regulating Handbediend Regelbaar
  • Various applications, e.g. as a shut-off valve with 2 or 3 ports or as a change-over valve with 3 to five 5 ports.
  • Regulating valve used for manual control of pressure and flow.
  • Sizes: DN50 / DN100

Download product sheet (PDF)


Alfa Laval Unique SSSV (DN10 / DN15)

Alfa Laval Unique SSV DN10DN15
  • Hygienic and modular design.
  • Various applications, small valve that can be use either as a stop valve with 2 or 3 ports or as a change-over valve with 3 to 5 ports.
  • Sizes: DN10 / DN15
  • Remote-controlled by means of compressed air.
  • Low maintenance cost.

Download product sheet (PDF)


Alfa Laval Unique LKAP air operated

LKAP Air operated valve luchtbediend
  • Pneumatic remote-controlled shut-off valve.
  • Widely used for small flows and for dosing applications in food, chemical andother industries.
  • Available with 2 or 3 ports.
  • Size: DN25

Download product sheet (PDF)


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