This tool enables the communication between BMS, Lithium Battery Management Systems, and products of the Xtender / VarioTrack / VarioString family. The list of batteries (manufacturers) compatible is available on request at Studer-Innotec. The Xcom-CAN makes it also possible for any device with a CAN bus (PC, PLC and microcontroller) to interact with all products of the Xtender / Vario family via a proprietary protocol. Like having the system controlled by a supervisor (SCADA) while giving the third system an access to all data (configuration parameters and datalog).