Electrical connection assembly comprising: - at least one electric cable termination , of longitudinal axis (X1), comprising a sleeve and a preferably cylindrical contact held inside the sleeve, the contact being intended to be connected, preferably crimped, to an electric cable , the sleeve comprising reliefs on its outer periphery; - at least one electrical connection module (3, 3.1, 3.2, 3.3) of longitudinal axis (X), comprising: • a body made of electrically insulating material, comprising at least one cavity designed to accommodate the electric cable termination , • an electrically conductive tube designed to connect at least one contact of the electric cable termination to another electrically conductive element (4, B), • at least one latch , preferably in the shape of a U, comprising reliefs arranged towards the inside, the latch being designed to slide over the body between an unlocking position and a locking position in which the reliefs of the latch are interleaved in the complementary reliefs of a sleeve of the termination so as to prevent the latter from moving in translation along the axis (X) with respect to the body , in a position in which said termination is inserted in the cavity of the body , the electrical connection assembly being characterized in that the insertion position is selected from among at least two possible positions (L1, L2). - at least one electric cable termination , of longitudinal axis (X1), comprising a sleeve and a preferably cylindrical contact held inside the sleeve, the contact being intended to be connected, preferably crimped, to an electric cable , the sleeve comprising reliefs on its outer periphery; - at least one electrical connection module (3, 3.1, 3.2, 3.3) of longitudinal axis (X), comprising: • a body made of electrically insulating material, comprising at least one cavity designed to accommodate the electric cable termination , • an electrically conductive tube designed to connect at least one contact of the electric cable termination to another electrically conductive element (4, B), • at least one latch , preferably in the shape of a U, comprising reliefs arranged towards the inside, the latch being designed to slide over the body between an unlocking position and a locking position in which the reliefs of the latch are interleaved in the complementary reliefs of a sleeve of the termination so as to prevent the latter from moving in translation along the axis (X) with respect to the body , in a position in which said termination is inserted in the cavity of the body , the electrical connection assembly being characterized in that the insertion position is selected from among at least two possible positions (L1, L2). • a body made of electrically insulating material, comprising at least one cavity designed to accommodate the electric cable termination , • an electrically conductive tube designed to connect at least one contact of the electric cable termination to another electrically conductive element (4, B), • at least one latch , preferably in the shape of a U, comprising reliefs arranged towards the inside, the latch being designed to slide over the body between an unlocking position and a locking position in which the reliefs of the latch are interleaved in the complementary reliefs of a sleeve of the termination so as to prevent the latter from moving in translation along the axis (X) with respect to the body , in a position in which said termination is inserted in the cavity of the body , the electrical connection assembly being characterized in that the insertion position is selected from among at least two possible positions (L1, L2). <EOS>