Unique Mixproof 3-Body

Alfa Laval Unique Mixproof 3-Body valves enable the simultaneous flow of two different products or fluids through the same valve without risk of cross-contamination. The valve is also equipped with a changeover function.

Unique Mixproof 3-Body w sensor and ThinkTop V70 640x360

Cost-effective, safe and spillage-free operation

  • Operating spillage-free
  • Simplified maintenance
  • High level of hygiene
  • Outstanding safety level
  • Based on proven platform
The Unique Mixproof 3-Body valve provides optimal process flow, outstanding hygiene, maximum uptime and low total cost of ownership. Its modular, three-valve-body design provides reliable fluid handling and safety, making it perfect to use as a changeover valve for hygienic applications. This translates into substantial savings and efficiency gains.

Cost-effective mixproof valve

Get exceptional results and save money. Replace two or more valves of other types with a single Alfa Laval Unique Mixproof 3-Body valve. Two independent plugs and the fully balanced design enable two different fluids to pass through the same valve without risk of cross-contamination even in the event of pressure shock.


Exceptional spillage-free operation

Enjoy long-lasting, spillage-free operation. To ensure safe and hygienic operation, the double-seat design avoid cross-contamination while the double lip seals provide added protection.


Easy to clean and maintain

Maintenance and cleaning are quick and easy due to a top-loaded design, no adjustable components, maintenance-friendly actuator and built-in leakage detection on all seals. The Unique mixproof 3-Body valves is always equipped with seat lift and seat push function hence meets stringent hygienic standards.


Easy to configure and upgrade

Optimize your hygienic process by customizing the Alfa Laval Unique mixproof 3-body to suit your needs. Its modular design also makes it easy to apply the double seat valve whenever your process needs change while ensuring efficient, hygienic and continuous production.


You get the full benefit of using Unique Mixproof valves by combining them with Alfa Laval ThinkTop and ThinkTop Basic valve sensing and control units.

Sådan fungerer det



The Alfa Laval Unique Mixproof valve concept is based on a series of base components, including valve body, valve plug, actuator and cleaning options and accessories that support a wide range of applications. Using these components, you can build a Unique mixproof valve to match your exact process requirements. 

To facilitate maintenance, the Alfa Laval Unique mixproof 3-Body valve also features leakage detection holes that provide advance notification of wear or damage to static o-rings. Operators can visually inspect the valve at any time without having to disassemble it.


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