The turbomolecular pump is made from a multi-stage axial-flow turbine which is optimised for operation in molecular flow conditions. The drag pump is made from pumping channels formed by helical grooves. The drag pump is designed for operation at higher pressures than conventional turbomolecular pumps. Recently pulled out of good working mass spectrometer system. Has some cosmetic scuffs, as pictured.
Includes no additional accessories beyond what is pictured. Was tested and spins very well. We at Fairbanks Pumps provide the highest quality new and used refurbished equipment at discount prices. The item "Edwards EXT255H 24V Vacuum Turbomolecular Pump" is in sale since Monday, February 17, 2020.This item is in the category "Business & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Pumps & Pump Accessories\Vacuum Pumps\Turbomolecular Pumps". The seller is "fairbankspumps" and is located in Fairbanks, Alaska. This item can be shipped to United States, Canada.