Pfeiffer Vacuum Technology AG develops, manufactures, sells, and services vacuum pumps, systems, blowers, compressors, and exhaust gas purification systems. Its product range includes vacuum pumps such as turbopumps, diaphragm, rotary vane, scroll, screw, roots, and multi-stage roots pumps; leak detectors; vacuum gauges; vacuum valves; and pumping stations. The company also offers vacuum components, chambers, feedthroughs, manipulators, residual gas analysis systems, contamination management systems, multi-stage vacuum process systems, and mass spectrometers. Founded in 1890, Pfeiffer Vacuum Technology AG is headquartered in Asslar, Germany.