Edwards EXT 70H Compound Turbomolecular Vacuum Pump with EXC 120 Controller
Compound vacuum pump that combines a turbomolecular pump and a drag pump on a single shaft. The drag pump is designed for operation at higher pressures than conventional turbomolecular pumps. Pumping Speed: 65 to 70 L/s (for N₂). 100/’240V, 1Ph, 50/60Hz