DRF ▶︎ Laboratory Equipment ▶︎ Rotary Evaporators
KNF rotary evaporators are designed to impress thanks to their distinct handling advantages, clever functional details, and well-thought-out safety features.
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At DRF, we work closely with our brands to provide custom-tailored solutions. Please contact us to learn more: +886 2 27941011 09:00–17:30, Monday to Friday (UTC+8, except public holidays in Taiwan)
Designed to be able to withstand intensive use while meeting the safety requirements of academic labs. Several system packages are available to suit different b...
RedDot Design Award 2014 winner, advanced rotary evaporator with Bluetooth control. “Memory Function” enables easy and reliable process repeatability....
KNF offers a choice of diaphragm vacuum pumps designed to be chemically resistant, to help achieve optimal results when drying gels.
The integrated rotational speed control in KNF N 920 G enables the pumping speed to be easily adapted to the process.
Flow rate (at atm. pressure)
Flow rate (at atm. pressure) l/min
2 mbar abs.
Vacuum mbar abs.
0.5 bar g
Pressure bar g
8 mbar abs.
1 bar g
Self-drying vacuum pumps are recommended for vacuum ovens as they can operate without any loss of the vacuum level.
KNF offers a series of high-performance pumps with automatic condensate removal, help reduce your processing time. These pumps also feature outstanding chemical compatibility and fast evacuation of large quantities of vapor.
4 mbar abs.
10 mbar abs.
Up to 32 l/min
Down to 12 mbar abs.
Down to 15 mbar abs.
KNF provides a selection of chemical-resistant pumps suitable for a wide range of solvents and filtration applications. Pumps for liquid filtration are also available.
Up to 6.5 l/min
Down to 100 mbar abs.
Up to 2.5 bar g
Suction height, self priming
Suction height, self-priming mWg
Pressure height mWg
30 µl – 999 ml
1 ml – 999 ml
For solid phase extraction applications, KNF offers a complete line of robust, two-stage pumps with deep and accurate vacuum control.
Up to 6 l/min
KNF laboratory pumps provide reliable low pressure and accurate control for sensitive or powerful liquid aspirations and suction filtration.
These pumps are environmentally-friendly, cost-effective alternative to water aspirators.
KNF offers a full line of portable, oil-free diaphragm pumps with models specifically suited for vacuum degassing of compounds. A choice of flow rate and vacuum options are available.
N 938.50 KT.18 – fast processing
N 920 G – speed controlled
N 820.3 FT.18 – chemically resistant
N 816.3 KT.18 – high performance
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