ESR Series
The ESR Series (Energy Saving Roots) are multistage dry vacuum pump engineered for application from clean to medium duty processes such as Load Lock, SEM, PVD, Ashing, Sputtering and Etch. The ESR Series covers a wide pumping speed range from 120 to 3,000 m3/h with an ultimate pressure as low as 2 e-3 mbar.