45 years side by side with our customers

For 45 years now, DEFINOX has specialised in the design and manufacture of valves and stainless steel equipment for industrial processes in the food, pharmaceuticals and cosmetics industries.

Our objective is to develop a relationship of trust with each of our customers, a veritable partnership to take on new technological challenges together and make every project a success.

DEFINOX offers a wide range of valves and equipment:

  • Butterfly valves, manual (DPX) or automatic (DPAX)

  • Single sealing changeover valves DCX3 - DCX4

  • Double sealing changeover valve DCX3 DE

  • Mixproof valves VDCI MC PFA - VDCI MC SP C - VDCI MC PMO C

  • Tank bottom mixproof valves DCX3 FdC - VDCI MC FdC

  • Diaphragm valves, manual (DMX) or automatic(DMAX)

  • Ball valves, manual (DBX) or automatic (DBAX) 

  • Sampling valves PEX - PEAX

  • Point-to-point and AS-i LED control units

  • Safety devices

  • Tank equipment

  • Scraping systems 

  • Manifolds (injection, inlet and outlet)

Our PackServices offer is an additional service to our product offer to support our clienst and make personalized follow-up. 

Our values
The values that unite us


Going outside our comfort zone, improving the way we listen to and understand our partners and their needs in order to come up with an ethical solution. Satisfying our customers’ needs. These are the aspirations that drive us forwards.


Technology, creativity and research take high priority at Definox and make innovation the growth engine for the Group so that we can offer our customers the very best. The history of Definox is marked by ingenious ideas and technological advances: VDCI PMO-C, the LED control unit, Starwheel ® injection systems, etc.


Respect is rooted in the international culture of the Definox Group. Differences and diversity are sources of innovation and modernity.

Both within the Group and in our relations with other companies, we always try to speak the truth with kindness in order to establish healthy, lasting relationships.


Design, manufacture, marketing: with our supplier partners, we place all our know-how at the disposal of our customers. Performance as a requirement, combined with optimum local services.

Products and Services

French market leader in stainless steel process valves, DEFINOX is recognised for its ability to innovate and the quality of its products and services.

Our products fall into 3 categories:

DEFINOX is a recognised and acknowledged specialist in process valves. We design and manufacture high-tech products capable of satisfying the most stringent requirements for modern processes: performance, hygiene, flexibility, respect for the environment, etc.

DEFINOX designs and offers customised technical solutions tailored to meet stringent and varied industrial constraints.

Our Customer Service department also offers many additional services for our products and equipment. With the advent of PackServices, DEFINOX is able to offer all its expertise to customers through its new training centre.