Description
LABOPORT SR 840 G vacuum system SR840G (EU) is a chemically resistant vacuum pump system designed for demanding laboratory work with aggressive and corrosive gases and vapours. The complete assembly comprises a chemically resistant diaphragm vacuum pump, a base plate and two separators positioned on the suction and pressure sides. High vapour and condensate tolerance makes the unit particularly suitable for harsh chemical environments. Maximum flow rate reaches 34 l/min while the ultimate vacuum attains 6 mbar (abs.). Maximum operating pressure is 0,1 bar (rel.) and the system weighs 13,1 kg. An integrated gas ballast valve and integrated speed control support flexible process adaptation and reliable continuous operation. Supplied as a ready-to-use EU configuration from manufacturer KNF, the system is intended for chemistry, research and analytical laboratories that require robust, chemically inert vacuum generation with consistent performance under corrosive conditions.
This article is part of Vacuum pumps, in Pumps, vacuum & evaporation.
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Questions about LABOPORT SR 840 G, Vacuumsystem SR840G, (EU)
What is this article?
LABOPORT SR 840 G, Vacuumsystem SR840G, (EU) is the article on this page. Luminix Health distributes KNF for laboratory use. It sits in Vacuum pumps, inside Pumps, vacuum & evaporation, in Lab instruments.
A laboratory vacuum pump lowers pressure for filtration or evaporation. A diaphragm pump tolerates solvent vapour better than an oil-sealed rotary vane pump, and it reaches a milder vacuum. The ultimate vacuum and the flow, and whether the wetted path survives the solvent, are the choices.
A vacuum pump lowers the pressure above a liquid so it boils at a lower temperature. That is the point of a rotary evaporator: solvent leaves a sample without cooking it. A diaphragm pump or a rotary-vane pump is chosen by the vacuum it reaches and by whether solvent vapour will destroy it. A peristaltic pump moves liquid by squeezing a tube, so the liquid touches only the tube. A barrel pump transfers a larger volume from a drum. The glassware on the evaporator is indexed under ISO laboratory glassware. Solvent identity is on PubChem.
Which category should I open next?
The category is Pumps, vacuum & evaporation. The sub-category is Vacuum pumps. The catalogue is Lab instruments.
Shelves beside this one are Rotary evaporators, Peristaltic & dosing pumps, Vacuum & pump accessories, Drum, barrel & transfer pumps and Pumps (other) & accessories.
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When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
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Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

