a energiespeichermodul with a battery to store electric energy available for an agricultural vehicle with an electric wiring, at least one electrical antriebselement and at least one au u00dfenseitigen anbauvorrichtung and erfindungsgem u00e4 u00df the en ergiespeichermodul trained and arranged so that it can solve with ain particular, front side and / or heckseitig was anbauvorrichtung of agricultural vehicle and its wiring for transmitting electrical energy doors.