An electrochemical energy converter device (1) with at least one in particular rechargeable electrode assembly (2), which is provided so as to make electrical energy available, at least temporarily, in particular to a consumer load, which has at least two electrodes (3, 3a) of differing polarity, with at least one current conducting device (4, 4a), which is provided so as to be electrically connected, preferably materially connected, with one of the electrodes (3, 3a) of the electrode assembly (2), with a cell housing (5) with a first housing part (6), wherein the first housing part (6) is provided so as to enclose the electrode assembly (2) at least in certain sections.