Previously Alcatel Vacuum Technology, Pfeiffer Vacuum SAS, a subsidiary of the German Group Pfeiffer Vacuum Technology AG, R&D, Production and Service division for products belonging to the “Adixen “ and "Pfeiffer Vacuum" brands.

Pfeiffer Vacuum SA offers excellence in manufacturing, based on high-technology products. The company is committed to sustainable and responsible development.

Since 2011, Pfeiffer Vacuum SA has been a French subsidiary of the Pfeiffer Vacuum Technology AG Group, which is headquartered in Asslar, Germany. The group's primary activity is to offer solutions based on vacuum technology for a broad range of applications, including the semi-conductor, analytic instrument, coating and R&D markets, as well as a variety of general manufacturing sectors.

Located in the heart of the Alps, the Annecy site is home to the Research and Development, Production and Service divisions for all products sold under the Adixen and Pfeiffer Vacuum brands.

The primary products include:
- Ranges of maglev pumps
- Dry pumps
- High-volume pumps
- Primary pumps
- Helium leak detectors
- Solutions for managing molecular contamination (metrology and procedures)