Roots vacuum pumps Our Roots vacuum pumps are specially designed to be used in combination with our primary pumps to achieve higher pumping speeds and/or higher ultimate pressures. Roots vacuum pumps HV Series – Roots High Vacuum Pump GMa 10.0 HV - 11.4 HV GMa 10.0 HV - 11.4 HV Pumping speed : 180 ÷ 900 m3/h Contact Us For More Details GMa 12.5 HV - 13.8 HV GMa 12.5 HV - 13.8 HV Pumping speed : 1000 ÷ 3450 m3/h Contact Us For More Details GMb 14.9 HV - 17.15 HV GMb 14.9 HV - 17.15 HV Pumping speed : 3900 ÷ 18825 m3/h Contact Us For More Details HV/BP Series – Roots vacuum pumps with bypass valve GMa 11.3 HV/BP - 13.8 HV/BP GMa 11.3 HV/BP - 13.8 HV/BP Pumping speed : 500 ÷ 3420 m3/h Contact Us For More Details CM Series – Canned Motor Roots vacuum pumps GMa 170 CM - 9500 CM GMa 170 CM - 9500 CM Pumping speed : 150 ÷ 15330 m3/h Contact Us For More Details mHV Series – Roots pumps with Pre-Inlet GMa 10.1 mHV - 20.21 mHV GMa 10.1 mHV - 20.21 mHV Pumping speed : 250 ÷ 61200 m3/h Contact Us For More Details Sm Series – Roots with Pre-Inlet for automotive field GMa 25 Sm - 150 Sm GMa 25 Sm - 150 Sm Pumping speed : 60 ÷ 16000 m3/h Contact Us For More Details HV Ex Series – Roots High Vacuum Atex GMa 10.0 HV Ex - GMb 15.10 HV Ex GMa 10.0 HV Ex - GMb 15.10 HV Ex Pumping speed : 180 ÷ 9750 m3/h Contact Us For More Details