KNF
KNF Neuberger GmbH is a global technology leader in the development and production of high-quality diaphragm pumps and systems for gases and liquids, headquartered in Freiburg, Germany. Founded in 1946, the company has spent eight decades refining the art of oil-free pump technology, driven by the mission to provide "Smart Solutions for Your Applications." KNF is world-renowned for its innovative Laboport® series, which revolutionized the laboratory market by introducing chemically resistant, compact vacuum pumps that eliminate the need for water or oil. By combining modular German engineering with high-performance materials like PTFE and FFKM, KNF ensures that its products can handle the most aggressive media without contamination or maintenance-heavy downtime. Today, KNF is an essential partner for researchers and engineers in the pharmaceutical, chemical, and medical device industries, delivering "Made in Germany" precision that guarantees clean, quiet, and reliable fluid handling.
The KNF range at LabFriend features professional distillation and separation solutions, headlined by their chemically resistant Laboport® vacuum pumps. These oil-free units are essential for rotary evaporation, filtration, and vacuum drying. For specialized fluid management, the brand provides advanced liquid handling support through their LIQUIPORT® and SIMDOS® dosing pumps, designed for the precise transfer of corrosive or neutral liquids. Their portfolio also encompasses essential analytical measurement tools, featuring specialized gas sampling pumps and vacuum controllers that ensure reproducible process parameters. To support modern laboratory automation, KNF offers wireless remote-control systems and "Power-on-Demand" technology that reduces energy consumption and noise levels. By choosing KNF through LabFriend, you benefit from competitive pricing and fast shipping on premium pump technology designed for maximum durability and maintenance-free operation.
Why Choose KNF for Your Laboratory?
- 100% Oil-Free Operation: KNF diaphragm technology ensures a clean vacuum and pure transfer, preventing sample contamination and eliminating the environmental impact and maintenance costs of oil-sealed pumps.
- Extreme Chemical Resistance: Utilizing solid PTFE heads and PTFE-coated diaphragms, KNF pumps are engineered to withstand the most aggressive solvent vapors and acidic gases.
- Compact & Quiet Design: The Laboport® range is specifically designed for the modern benchtop, featuring a small footprint and exceptionally low vibration and noise levels for a more comfortable work environment.
- Precise Dosing Control: KNF liquid pumps, such as the SIMDOS® series, offer simple calibration and stable flow rates, making them ideal for long-term dosing and titration tasks.
- Maintenance-Free Reliability: Built with high-quality components and long-life diaphragms, KNF pumps are designed for continuous 24/7 operation with minimal user intervention.
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Frequently asked questions
Yes, KNF Laboport® pumps are the industry standard for rotary evaporation. When paired with a vacuum controller, they provide the precise pressure regulation needed to optimize evaporation rates and prevent "bumping."