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  • Vacuum Generation:

    Rotary Vane Pumps
    • Single-stage
      • HenaLine
        • Hena 25
        • Hena 40
        • Hena 60
        • Hena 100
        • Hena 200
        • Hena 300
        • Hena 400
        • Hena 630
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        • Accessories HenaLine
      • UnoLine Plus
        • UnoLine Plus
        • Accessories UnoLine™ Plus
      • Pascal
        • SD Versions
        • Vacuum oils / lubricating fluids
        • Accessories
    • Two-stage
      • PentaLine®
        • Penta 20
        • Penta 35
        • Accessories PentaLine®
      • DuoLine™
        • DUO 1.6
        • DUO 3
        • DUO 5 M
        • DUO 10 M
        • DUO 20 M
        • DUO 35
        • DUO 65
        • DUO 125
        • DUO 255
        • Accessories DuoLine™
      • Pascal
        • SD Versions
        • I Versions
        • C1 Versions
        • C2 Version (Most aggressive applications)
        • Vacuum oils / lubricating fluids
        • Accessories
    • Accessories
      • Operating fluid
  • Diaphragm Pumps
    • MVP 003-2
    • MVP 006
    • MVP 015
    • MVP 020
    • MVP 030
    • MVP 040
    • MVP 070
    • Accessories Diaphragm pumps
  • Piston Pumps
    • XtraDry™ 150-2
    • XtraDry™ 250-1
  • Screw Pumps
    • Hepta 100
    • Hepta 200
    • Hepta 300
    • Hepta 400
    • Hepta 600
    • HeptaDry Accessories
  • Multi-stage Roots Pumps
    • Light Duty Applications
      • Air cooled
        • SD versions
        • G versions
        • CV versions
        • Accessories
      • Compact
        • A 100 L
        • Accessories
      • Industrial
        • ACP 120
        • ACG 600
        • Accessories
    • Medium Duty Applications
      • A3P Series
        • A 103 P
        • A 603 P
        • A 1003 P
        • Accessories
    • Harsh Duty Applications
      • A3H Series
        • A 203 H
        • A 803 H
        • A 1503 H
        • A 1803 H
        • Accessories
  • Roots Pumps
    • Convection cooled
      • Okta 250
      • Okta 500
      • Okta 1000
      • Okta 2000
      • Okta 4000
      • Okta 6000
      • Okta 8000
      • Okta 18000
    • Gas-circulation-cooled
      • Okta 500 G
      • Okta 1500 G
      • Okta 4000 G
      • Okta 8000 G
    • OktaLine® ATEX
      • Okta 500 ATEX
      • Okta 1000 ATEX
      • Okta 2000 ATEX
      • Okta 4000 ATEX
    • Accessories
      • Splinter shield
  • Side Channel Pumps
    • OnTool Booster 150
    • Accessories OnTool Booster 150
  • Rotary Piston Pumps
    • UniDry System
  • Turbopumps
    • Hybrid Bearing
      • HiPace® 10
      • HiPace® 60 P
      • HiPace® 80
      • HiPace® 300
      • HiPace® 400
      • HiPace® 700
      • HiPace® 800
      • HiPace® 1200
      • HiPace® 1500
      • HiPace® 1800
      • HiPace® 2300
      • SplitFlow™ 50
      • Accessories HiPace®
    • Magnetically Levitated
      • HiPace® 300 M
      • HiPace® 700 M
      • HiPace® 800 M
      • ATH 500 M
      • ATH 1600 M
      • ATH 2300 M
      • ATH 2800 M
      • ATH 3200 M
      • ATP 2300 M
      • ATH-M series accessories
  • Pumping Stations
    • Turbo Pumping Stations
      • HiCube Eco
      • HiCube Classic
      • HiCube Pro
    • Roots Pumping Stations
      • Dry
        • CombiLine ™ WH
        • DRS 1 - 300 m³/h
      • Oil-lubricated
        • LRS 1 - 300 m³/h compact
        • LRS 2 - 300 m³/h with frame
        • LRS 3 - 300-600 m³/h with frame and electronics
        • CombiLine ™ WU
        • CombiLine ™ WD
    • Customized Pumping Stations

  • Measurement & Analysis

    Measurement
    • ActiveLine
      • ActiveLine transmitters
      • Active Line transmitter accessories
      • Measurement equipment
      • Controllers
      • ActiveLine measurement unit accessories
    • DigiLine
      • Transmitters
      • Controllers
      • Power supply units without display
      • DigiLine™ accessories
    • ModulLine
      • Gauge heads
      • Measurement boards
      • Interface and relay boards
      • Controllers
  • Analysis Equipment
    • Residual Gas Analysis
      • Residual gas analysis in high vacuum
        • PrismaPlus™ QMG 220 F with Faraday detector
      • Residual gas analysis in ultra high vacuum
        • PrismaPlus™ QMG 220 M with C-SEM-detector
    • Gas Analysis
      • Gas analysis in the pressure range of up to 1,000 hPa
        • OmniStar GSD 320 O
        • ThermoStar GSD 320 T
      • Gas analysis in the pressure range of up to 50 hPa
        • HPA 220, 1-100 amu
        • HPA 220, 1-200 amu
        • HPA 220, 1-100 amu
      • Gas analysis in the pressure range of up to 10 hPa
        • SPM 220, 1-100 amu
        • SPM 220, 1-200 amu
      • Gas analysis in the pressure range up to <10^-4 hPa
        • HiQuad™, QMG 700, with QMA 410, 16 mm molybdenum rod system
        • HiQuad™, QMG 700, with QMA 430, 8 mm stainless steel rod system
        • HiQuad™, QMG 700, with QMA 400, 8 mm molybdenum rod system
    • Ion Analysis
      • Plasma Process Monitor
    • Analysers and Gas Inlet Systems
      • Individual components for PrismaPlus™ QMG 220
      • Individual components for HiQuad®
      • Individual components for Gas Inlet Systems
    • Analysis Equipment Accessories
      • Accessories for HiQuad and Plasma monitoring
      • Accessories for PPM 422
      • Accessories for ThermoStar und OmniStar
      • Accessories for multiplex mode
      • Accessory for PrismaPlus QMG 220

  • Leak Detection & Contamination Management:

    Leak Detectors
    • Portable
      • ASM 310
      • Accessories ASM 310
      • MiniTest 300
      • Accessories MiniTest 300
    • Multipurpose
      • ASM 142
      • ASM Graph
      • ASM 142 D
      • ASM Graph D
      • Accessories
      • SmartTest HLT 550
      • SmartTest HLT 560
      • SmartTest HLT 570
      • Accessories SmartTest
    • High performance - Mobile
      • ASM 380
      • Accessories for ASM 380
    • High performance - Compact
      • ASM 182 T
      • ASM 182 TD+
      • Accessories for ASM 182 series
    • High performance - Console
      • ASM 192 T
      • ASM 192 T2D+
    • Workstation
      • ASM 1002
      • Accessories
    • Modular
      • ASI 30
      • Accessories for ASI 30
    • Sniffing
      • ASM 102 S
      • ASM 142 S
    • Accessories
      • Remote control
      • Sniffer probe
      • Helium spray gun
      • Calibrated leak
      • Inlet filters
      • Bombing chambers
      • Sniffing calibration accessory
      • Gas line type calibrated leak
      • Sniffer probe for liquids
      • Locking clamp
  • Contamination Management Solutions
    • APA
    • APR

  • Systems:

    System Technology
    • Helium Leak Detection Systems
    • Helium Recovery Units
    • Vacu²

  • Chambers & Components:

    Vacuum Chambers
    • Standard Vacuum Chambers
      • TrinosLine High Vacuum Chambers
      • TrinosLine Medium Vacuum Chambers
      • TrinosLine Modular Vacuum Chambers
      • Vacuum chamber accessories
    • Customized Vacuum Chambers
  • Components
    • ISO-KF
      • ISO-KF Seals
      • ISO-KF Connection elements
      • ISO-KF Flanges
      • ISO-KF Piping Components
      • ISO-KF Adapters
      • ISO-KF Hoses / Flexible Connectors
    • ISO-K / ISO-F
      • ISO-K / ISO-F Seals
      • ISO-K / ISO-F Fastening Elements
      • ISO-K / ISO-F Flanges
      • ISO-K Piping Components
      • ISO-K / ISO-F Adapters
      • ISO-K Hoses / Flexible Connectors
    • CF
      • CF Gaskets
      • CF Fastening Elements
      • CF Flanges
      • CF Adapters
      • CF Piping Components
      • CF Hoses / Flexible Connectors
    • COF
      • COF Fastening Elements
      • COF Seals
      • COF Flanges
    • Viewports
      • ISO-KF, ISO-K, ISO-F, CF Viewports
      • CF Shutter
      • ISO-KF, ISO-K, CF Glass Retainers
      • Glasses for Retainers
    • Accessories
      • Sealants and Lubricants
      • Safety
      • Hose clamps
    • Customized
  • Valves
    • Angle valves
    • Inline valves
    • Diaphragm valves
    • Butterfly valves
    • HV gate valves
    • UHV gate valves
    • Mini angle valves
    • Mini inline valves
    • Venting valves
    • Pressure relief valves
    • Gas dosing valves
    • Gas regulating valves
    • Ball valves
  • Feedthroughs
    • Electrical Feedthroughs
    • Thermocouple Feedthroughs
    • Fluid Feedthroughs
    • Isolators
    • Pipe Feedthroughs
    • Rotary Feedthroughs
    • Rotary/Linear Feedthroughs
    • Linear Feedthroughs
  • Manipulators
    • Standard Manipulators
      • Z-Axis Manipulators
      • XY-Axis Manipulators
      • XYZ-Axis Manipulators
      • Rotary-Manipulators
      • Port Aligners for Angular and Linear Adjustment
      • Bellows-sealed Rotary Feedthroughs
      • Elastomer-sealed Rotary Feedthroughs
      • Rotary Magnetic Feedthroughs
      • Elastomer-sealed Rotary/Linear Feedthroughs
      • Magnetically guided Rotary/Linear Feedthrough
      • Bellows-sealed Linear Feedthroughs
    • Customized Manipulators
  • Components Shop
• Service
  • Training
    • Overview of Courses
      • Fundamentals of Vacuum Technology
      • Rotary Vane Pumps
      • Roots Pumps
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      • Turbopumps
      • Maintenance on HiPace Turbopumps
      • Working with Total Pressure Measurement Equipment
      • Theoretical Basics and Applications of Helium-Leak Detection
      • Practical Applications of Helium-Leak Detection
      • SmartTest Leak Detector 5xx/ ASM xxx
      • Working with Quadrupole Mass Spectrometers (Software Quadstar)
      • Working with Quadrupole Mass Spectrometers (Software Quadera)
    • Online Registration
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  • Service Quality
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  • Worldwide Service Contact
• Know How
  • Introduction to Vacuum Technology
    • General
      • What is vacuum?
      • Overview of vacuum
    • Fundamentals
      • Pressure
      • General gas equation
      • Molecular number density
      • Thermal molecular velocity
      • Mean free path
      • Types of flow
      • pV flow
      • Conductivities
    • Disturbing side effects
      • Contamination
      • Condensation and vaporization
      • Desorption, diffusion, permeation and leaks
      • Bake-out
      • Residual gas spectrum
      • Venting
  • Vacuum Generation
    • Pump principles and vacuum pump performance data
      • Classification of vacuum pumps
      • Pumping speed and throughput
      • Ultimate pressure and base pressure
      • Compression ratio
      • Pumping speed of pumping stages connected in series
      • Gas ballast
      • Water vapor tolerance / water vapor capacity
      • Sealing gas
    • Rotary vane vacuum pumps
      • Design/Operating principle
      • Application notes
      • Portfolio overview
        • Single-stage rotary vane vacuum pumps
        • Two-stage rotary vane vacuum pumps
        • Operating fluid selection
        • Accessories
    • Diaphragm vacuum pumps
      • Design/Operating principle
      • Application notes
      • Portfolio overview
    • Piston vacuum pumps
      • Design/Operating principle
      • Applications
      • Portfolio overview
    • Screw vacuum pumps
      • Design/Operating principle
      • Application notes
      • Portfolio overview
    • Roots vacuum pumps
      • Design/Operating principle
      • Calculations
      • Application notes
        • Backing pump selection
      • Portfolio overview
        • Standard pumps
        • Standard pumps with magnetic coupling
        • Explosion-protected pumps
        • Pumping stations
      • Accessories
    • Side channel high vacuum pumps
      • Design/Operating principle
      • Application notes
      • Portfolio overview
    • Turbomolecular pumps
      • Design/Operating principle
        • Turbomolecular pump operating principle
        • Holweck stage operating principle
        • Turbopump performance data
      • Application notes
      • Portfolio overview
        • Mechanical-bearing turbopumps
        • Magnetic-levitation turbopumps
        • Controls, displays and drives
        • Accessories
  • Vacuum Measuring Equipment
    • Fundamentals of total pressure measurement
      • Direct, gas-independent pressure measurement
      • Indirect, gas-dependent pressure measurement
    • Application notes
      • Measurement ranges
      • Transmitters
      • Vacuum gauges
      • Combination sensors
    • Portfolio overview
      • Product lines
        • DigiLine
        • ActiveLine
        • ModulLine
  • Mass Spectrometers and Residual Gas Analysis
    • Introduction, operating principle
      • Sector field mass spectrometers
      • Quadrupole mass spectrometers (QMS)
        • Quadrupole mass filter
        • Ion sources
        • Detectors
        • Vacuum system
        • Inlet system
      • Application notes
      • Portfolio
        • Advantages of Pfeiffer Vacuum mass spectrometers
        • Data analysis systems
  • Leak Detection
    • General
      • Leaks and leak detection
      • Leakage rate
      • Test gases
    • Leak detection with helium
      • Design of a helium leak detector
      • Test methods
      • Calibrating the leak detector
      • Local leak detection
      • Integral leak detection
    • Application notes
    • Portfolio
  • Valves and Components
    • General
    • Seals
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    • Non-detachable connections
    • Valves
    • Feedthroughs
  • Configuration
    • General
    • Calculations
      • Dimensioning a Roots pumping station
      • Condenser mode
      • Turbopumping stations
        • Evacuating a vessel to 10^-8 mbar by means of a turbopumping station
        • Pumping high gas loads by means of turbomolecular pumps
    • Piping conductivities
      • Laminar conductivity
      • Molecular conductivity
  • Lists
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• Press
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