Booster unit consisting of two K twin impeller pumps, two expansion tanks and an EBox Plus panel (with display) installed as standard. Groups designed for pressurization activities in commercial building service and agriculture and irrigation. The EBox Plus panel (with display) allows, among its various functions, the exchange in the operation of the pumps at each start and when combined with a float or a pressure switch the protection from dry running . Air supply connection included. The units are supplied assembled, set up and tested directly in the factory, complete with installation and maintenance instructions and test report. The DConnect service makes remote control possible (DConnect Box supplied separately).