This vacuum pump (model number W2V20) is a high vacuum rotary vane oil pump. It can be utilized in many applications including surface coating, cryogenics, freeze drying, laser construction, vacuum distillation, vacuum degassing, electron microscope, mass spectrometer, vacuum oven and GC/ICP mass. It has a pumping speed of 200 l per min and a motor speed of 1,700 rpm.