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The KNF LABOPORT N840.3FTP two-stage diaphragm vacuum pump is suitable for use with concentrators, rotary evaporators, and distillation equipment (sold separately). The pump has a 34 liters per minute (LPM) free air capacity with vacuum to 8 Torr and its polytetrafluoroethylene (PTFE) air flow path is corrosion resistant. The oil-free diaphragm pump allows operation without oil misting and contaminated oil disposal. The pump accepts 115V, 60 Hz input power.
KNF Neuberger, a division of KNF Group, manufactures diaphragm pumps and systems for gases, vapors, and liquids for laboratory and manufacturing applications. The company, founded in 1977, is headquartered in Trenton, NJ.
Flow rate at atm. pressure: 20L/min
Ultimate vacuum: 8 mbar
Operating pressure: 14.5 psig
Connectors for tube: 3/8 in
Permissible media and ambient temperature: +5 … +40 °C
Our used lab equipment is fully refurbished, guaranteed to work up to manufacturers specifications and are delivered to our customers in as close to new condition as possible. Typical turnaround for refurbishing of used lab equipment is 2-4 weeks. They also come with our standard 6 Month parts and labor warranty. Prices do not include S/H unless otherwise indicated. Pictures enclosed and the actual unit may vary unless specified.