Two-Stage Oil-Lubricated Rotary Vane Vacuum Pumps
Quality and reliability for demanding applications in industry and analytics, as well as research & development
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Successfully used for many years: two-stage rotary vane vacuum pumps
Their strengths: quality, performance and reliability
Our two-stage rotary vane vacuum pumps can operate in the pressure range between 50 hPa and a pressure approximately one decade above the ultimate pressure. The DuoVane series covers pumping speeds ranging from 1.6 to 300 m3/h.
With their outstanding features, including a long service life and pumping speed independent of gas type, DuoVane vacuum pumps are the perfect choice for a wide range of applications.
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DuoVane: Discover the next generation of rotary vane vacuum pumps
Powerful rotary vane vacuum pumps
For a wide range of applications
Two-stage rotary vane vacuum pumps, equipped with proven shaft seals and mineral oil filling, offer a reliable solution for your vacuum requirements. They are characterized by their space-saving design, which enables smooth integration into your systems. Despite their compact dimensions, they offer high pumping speeds while achieving low ultimate pressure.
Our two-stage rotary vane vacuum pumps are ideal as backing pumps for turbomolecular vacuum pumps, for generating insulation vacuum or for vacuum drying processes. Their performance and efficiency make them indispensable tools in various industrial and scientific applications.
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Rotary vane pump DuoVane 22
The right two-stage rotary vane vacuum pump for your specific requirements
Their wide range of pumping speeds makes our two-stage rotary vane vacuum pumps ideal for various applications, such as:
These applications benefit from the reliable performance, energy efficiency, and long service life of our DuoVane series.
Pumping speed classes
Functional principle of rotary vane pumps
Two-stage rotary vane vacuum pumps for corrosive applications
Available in different versions
Our special corrosive versions offer a space-saving and easy-to-integrate solution for processes requiring protection in demanding applications with corrosive gases. Compact, powerful and reliable, they are the ideal choice for demanding industrial applications.
Corrosive version with mineral oil
This two-stage rotary vane vacuum pump version is ideal for operation in corrosive environments and ensures low operating costs due to the use of mineral oil. It offers high pumping speeds with compact dimensions and very low ultimate pressure, making it ideal for medium vacuum applications.
Further questions? Contact your local sales representative!
Corrosive version (PFPE)
Prepared for operation with Pfeiffer Vacuum+Fab Solutions perfluoropolyether (PFPE) fluids, this two-stage rotary vane vacuum pump features high resistance to corrosive media. It is perfect for applications in CVD coating, wear protection, semiconductor technology as well as research and development.
Specialized two-stage rotary vane vacuum pumps for advanced applications
Reliable vacuum generation without oil leaks
Our two-stage rotary vane vacuum pumps with magnetic coupling rely on innovative technology eliminating oil leakage from shaft seals that are prone to wear. They are ideal for applications in analytical equipment, flywheel mass storage tanks, and gas technology. With their compact design, they offer high pumping speeds at low ultimate pressure. They also require little maintenance, as no regular replacement of shaft seals is necessary. This results in low operating costs, and the single-phase universal motor means they can be used worldwide. Our vacuum pumps with maintenance-free magnetic coupling are the reliable solution for efficient vacuum generation without oil leakage - in a compact format.
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Cutaway model of a magnetically coupled DuoVane 1.6 rotary vane pump
Safety in potentially explosive environments
Pfeiffer has developed the Duo 11 ATEX two-stage rotary vane vacuum pump in accordance with ATEX Directive 2014/34/EU specifically for processes in potentially explosive atmospheres or for conveying explosive gases and vapors. It satisfies the most stringent explosion protection requirements. The ATEX approval applies to both the inner and outer parts of the vacuum pump. The vacuum pumps comply with equipment category 3G and temperature class T3. All gases up to and including explosion group IIC can be pumped.
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Rotary vane pump Duo 11 M ATEX
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