The REBUILT Alcatel Adixen 2021I 2021 I Dual Stage Rotary Vane Vacuum Pump is specially designed for analytical instrument applications such as: Mass Spectometers, GC/MS, LC/MS, Electron Microscopes and Residual Gas Analyzers. Thanks to a very simple and highly reliable design, the Alcatel Adixen 2021I 2021 I dual stage rotary vane vacuum pump provides great performance with high pumping stability. Used for light gases, they produce low noise with minimal oil backstreaming, and have a long operating life. These Alcatel Adixen 2021I 2021 I Analytical vacuum pumps have a pumping speed displacement of 14.6 CFM. This Alcatel Adixen 2021I 2021 I dual stage rotary vane vacuum pump is REBUILT, REFURBISHED, Pump ONLY, may or may not come with accessories as pictured. Comes with a 90 Day Parts and Labor Warranty. Oil, parts and accessories for this pump are available on this website. We also offer rebuild and repair services for this and all Alcatel Adixen pumps.