Diaphragm Vacuum Pumps (Diaphragm Pump)

Diaphragm vacuum pumps represent one of several pump designs ideal for creating vacuum conditions in the laboratory. As they avoid the need for pump oil, diaphragm pumps offer much higher corrosion resistance and typically require much less service support than oil-sealed pumps. Operators working in lab environments often choose a diaphragm vacuum pump for applications in which chemical resistance is important. The ultimate vacuum of a diaphragm pump can reach as low as 0.3 Torr, which is sufficient to handle most suction and evaporative applications in the lab. Chemically resistant PTFE pump heads ensure long operating life, allowing these diaphragm pumps to serve corrosion-prone rotary evaporators, or flask and bottle evacuations, all without contaminated aspirator water.
CompanyKNF Neuberger, Inc.KNF Neuberger, Inc.KNF Neuberger, Inc.KNF Neuberger, Inc.KNF Neuberger, Inc.
ItemN 920 G Vacuum PumpLABOPORT® Mini Vacuum Pump SeriesLABOPORT® N 820 G Diaphragm Vacuum PumpLIQUIPORT Liquid Transfer PumpsSIMDOS 10 Liquid Dosing/Metering Pump
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Catalog NumberN 920 GN 86 / N 811 / N 816 / N 838LABOPORT N 820 GLIQUIPORT NF 100 / LIQUIPORT NF 300SIMDOS 10
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DescriptionThe powerful N 920 G diaphragm vacuum pump uses a series of KNF technical innovations, including a special diaphragm stabilization system that makes it well-suited for all applications requiring high suctions speeds at low absolute pressures, in a compact size.

Features:
  • High suction speed,
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LABOPORT diaphragm lab vacuum pumps are oil-free, easy to use, and conveniently carried to wherever vacuum is needed. Manufactured in the USA with chemically-resistant PTFE heads, FFKM valves, and PTFE-bonded diaphragms -- LABOPORT vacuum pumps are built to last, delivering accurate, reliable ... Read MoreChemically resistant, compact and oil-free diaphragm vacuum pump with manual speed control for adjusting the pump capacity to your specific application. It features a gas ballast, PTFE/TFM heads, PTFE-coated diaphragms and FFPM valves. Suitable for a wide range of Laboratory applications including ... Read MoreKNF LIQUIPORT® diaphragm liquid pumps provide superior transfer of aggressive liquids for laboratory applications. Featuring high flow rates up to 3 L/min, clean, quit, oil-free operation, and numerous options for customization of materials for the pump head, diaphragm, and valves to suit your ... Read MoreSmart in operation, and sleek in design KNF SIMDOS® 10 diaphragm dosing pump provide safe, precise transfer of even the most aggressive liquids - helping to counter the challenges of daily lab work in adjustable doses.

Features:
  • 1-999 mL dosing volumes
  • Simple, intuitive operation
  • Quick and easy
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TypeDiaphragm Vacuum PumpDiaphragm Vacuum PumpDiaphragm Vacuum PumpDiaphragm Vacuum PumpDiaphragm Vacuum Pump
Ultimate VacuumInquireInquire6 mbar15 to 85 psig (depending on model)85 psig
Max. Pumping SpeedInquireInquire20 l/minInquireInquire
Ult. Vacuum w/ Gas Ballast2.0 mbar abs.InquireInquireInquireInquire
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