Device for monitoring and assisting with the charge levelisation of a battery module, intended to cooperate with a kit of cabling devices designed to be connected to both an electronic monitoring circuit of an electric battery module and a station for monitoring said battery module, said kit of cabling devices being formed by a first set of at least two charging cables and/or by a second set of at least two charge monitoring cables, each cabling device in the configuration in which it is connected to a determined battery module comprising a connecting pair of complementary compatible cables (3, 4), i.e. on the one hand a charging cable, and on the other hand a charge monitoring cable, each selected from said kit of cabling devices such that they are compatible with said battery module; characterised in that it comprises: - means for recognising and identifying said charging cable and said charge monitoring cable of said cabling device in the connected configuration, and means for supplying recognition and identification data; - means for storing and querying a correspondence and compatibility data library between said battery modules and said cables (3, 4) of said kit of cabling devices compatible with each of said battery modules; - comparison means for comparing the recognition and identification data supplied by said recognition and identification means with the data stored in said correspondence and compatibility data library, and means for supplying a comparison result; - display and/or notification means activated by said comparison means. said kit of cabling devices being formed by a first set of at least two charging cables and/or by a second set of at least two charge monitoring cables, each cabling device in the configuration in which it is connected to a determined battery module comprising a connecting pair of complementary compatible cables (3, 4), i.e. on the one hand a charging cable, and on the other hand a charge monitoring cable, each selected from said kit of cabling devices such that they are compatible with said battery module; characterised in that it comprises: - means for recognising and identifying said charging cable and said charge monitoring cable of said cabling device in the connected configuration, and means for supplying recognition and identification data; - means for storing and querying a correspondence and compatibility data library between said battery modules and said cables (3, 4) of said kit of cabling devices compatible with each of said battery modules; - comparison means for comparing the recognition and identification data supplied by said recognition and identification means with the data stored in said correspondence and compatibility data library, and means for supplying a comparison result; - display and/or notification means activated by said comparison means. - means for recognising and identifying said charging cable and said charge monitoring cable of said cabling device in the connected configuration, and means for supplying recognition and identification data; - means for storing and querying a correspondence and compatibility data library between said battery modules and said cables (3, 4) of said kit of cabling devices compatible with each of said battery modules; - comparison means for comparing the recognition and identification data supplied by said recognition and identification means with the data stored in said correspondence and compatibility data library, and means for supplying a comparison result; - display and/or notification means activated by said comparison means.