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Pfeiffer Duo 5M Two-Stage Rotary Vane Vacuum Pump for Laboratory and Industrial Applications

€1,495excl. VAT

In stock

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Brands
Pfeiffer Vacuum
New/Used
Used
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Product description

Two-stage rotary vane vacuum pump, 6 m³/h pumping speed, 2×10⁻³ mbar ultimate vacuum, corrosion-resistant, low maintenance.

The Pfeiffer Duo 5M is a _two-stage rotary vane vacuum pump_ designed for medium and low vacuum applications in laboratories and industrial settings, including mass spectrometry, biotechnology, and molecular diagnostics. Key features include:

  • Pumping speed: 6 m³/h (3.5 CFM) volumetric flow rate
  • Ultimate vacuum: 2×10⁻³ mbar, suitable for sensitive bioprocessing and synthetic biology workflows
  • Construction: corrosion-resistant materials ensure durability in harsh environments and _biopharmaceutical production pipelines_
  • Magnetic coupling: reduces maintenance needs by eliminating mechanical shaft seals, enhancing reliability for continuous research use
  • Noise level: < 57 dB for quieter laboratory operation
  • Power: 370 W, 220 V compatibility
  • Dimensions: 435 × 160 × 215 mm; weight 22 kg
  • Includes vacuum oil and an ONF 25 oil mist separator filter for cleaner, efficient pumping performance

The pump integrates a hydraulically controlled safety valve that seals and purges the vacuum chamber when stopped, protecting sensitive samples and equipment. It supports diverse applications such as drying processes, metallurgical systems, resin casting, and can serve as a standalone unit or as backing pump for Roots or turbo pumping stations.

Widely adopted in biomedical engineering and _synthetic biology research_, the Pfeiffer Duo 5M vacuum pump provides a reliable vacuum environment essential for biomanufacturing, gene editing protocols, and live-cell imaging laboratories requiring precise and stable low-vacuum conditions.

Why Questpair exists

Lab equipment markets are fragmented. Buyers spend weeks calling distributors, comparing quotes, and verifying supplier reliability. Sellers struggle to reach global research labs.

We built Questpair to fix this. Every supplier on the platform is verified before listing. Every quote you receive comes from a real, vetted seller. AI prepares your case in minutes, then a real specialist takes over.

We're an independent team based in The Netherlands, working with research labs and procurement teams across Europe and worldwide.

Frequently asked questions

How long does laboratory equipment typically last?

With a service contract, ten to fifteen years is normal for most benchtop instruments. Detectors and pumps are the parts that wear first.

Can I get service for older equipment?

Yes. Every verified supplier states which service partners cover the instrument, and we list that alongside the offer.

Where can I buy parts?

Ask a scientist through the request button. Parts are often available even when the instrument itself is discontinued.

What is the typical lead time for refurbished equipment?

Two to six weeks, depending on refurbishment scope and whether calibration is included.

Does laboratory equipment ship internationally?

We ship to 38 countries. Crating and customs handling are quoted with the instrument.

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Can't find the exact configuration?

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Last updated 19 October 2026