KNF Laboport neuberger vacuum pump diaphragm UN820.3 FTP 38mbar awqsd

used working KNF Laboport neuberger diaphragm vacuum pump model UN820.3 FTP. easily pulls 38 mbar in a seconds. The vacuum pump controller just to demonstrate the actual vacuum and does not included. 115v. If not satisfied. You can return this unit within 14 days for a full refund minus shipping. lot F5bot