Designed for all Hei-VAP rotary evaporators. Two-stage diaphragm pump made from chemical-resistant material. High suction capacity of 2,0 m³/h for fastest evacuation. Suction capacity for up to 3 rotary evaporators at the same time. Achieves an ultimate vacuum of 7 mbar. Vacuum can be controlled manually or via valve operated vacuum controllers. Depending on your application you can switch on and off the vacuum pump via switchbox. Can be combined with a condenser.