Connect up to 3 rotary evaporators to one vacuum pump Connect up to 3 rotary evaporators to one pump and control vacuum individually Pump switches off automatically at required vacuumReduces energy consumption of pumpIncreases performance life of the pump due to a complete switch-off if vacuum is reachedVacuum valve and non-return valve are required for every evaporator if you work with different pressures at the same timeDelivery includes 3 non-return valvesWeight: 0.6 kgDimensions: L80W160H45 mm