Abstract: A power supervising system, network and method, the system comprising a domestic unit and at least one auxiliary unit, said domestic unit comprising: digital power meter; data reading, storage and processing means; tampering preventing means: display means; alarm means and communication means for communicating with said at least one auxiliary unit or with a control center of a power supplier; said at least one auxiliary unit comprising: an encasement; breach sensing means; digital power reading and data storage means; communication means for communicating with said domestic unit or said control center of said power supplier.