A medium storage box, comprising: a case; a plurality of storage units (110, 130) which is provided in an inner space of the case; a plurality of medium separating and stacking devices (120, 140) which are disposed on each of the plurality of storage units and separate stacked media or transfer and stack media to each of storage units; an inner transport unit to transfer media to the plurality of medium separating and stacking devices (120, 140) in the case; and a driving unit which transfers power to the plurality of medium separating and stacking devices (120, 140) and the inner transport unit, wherein the plurality of storage units (110, 130) comprises a first storage unit and a second storage unit, wherein the plurality of medium separating and stacking devices (120, 140) comprises a first medium separating and stacking device which is provided in the first storage unit and a second medium separating and stacking device which is provided in the second storage unit, and wherein the first medium separating and stacking device and the second medium separating and stacking device are transferred power through a single driving unit, characterized in that the medium storage box further comprises: a first power clutch which is disposed between the driving unit and the first medium separating and stacking device and thus is used for transferring or blocking power of the driving unit, and a second power clutch which is disposed between the driving unit and the second medium separating and stacking device and thus is used for transferring or blocking power of the driving unit, wherein the first power clutch and the second power clutch are switches which electrically turn on and turn off, wherein the first power clutch and the second power clutch turn on when depositing a medium, and wherein only the power clutch corresponding to the storage unit to be withdrawn turns on when withdrawing a medium. a case; a plurality of storage units (110, 130) which is provided in an inner space of the case; a plurality of medium separating and stacking devices (120, 140) which are disposed on each of the plurality of storage units and separate stacked media or transfer and stack media to each of storage units; an inner transport unit to transfer media to the plurality of medium separating and stacking devices (120, 140) in the case; and a driving unit which transfers power to the plurality of medium separating and stacking devices (120, 140) and the inner transport unit, wherein the plurality of storage units (110, 130) comprises a first storage unit and a second storage unit, wherein the plurality of medium separating and stacking devices (120, 140) comprises a first medium separating and stacking device which is provided in the first storage unit and a second medium separating and stacking device which is provided in the second storage unit, and wherein the first medium separating and stacking device and the second medium separating and stacking device are transferred power through a single driving unit, characterized in that the medium storage box further comprises: a first power clutch which is disposed between the driving unit and the first medium separating and stacking device and thus is used for transferring or blocking power of the driving unit, and a second power clutch which is disposed between the driving unit and the second medium separating and stacking device and thus is used for transferring or blocking power of the driving unit, a first power clutch which is disposed between the driving unit and the first medium separating and stacking device and thus is used for transferring or blocking power of the driving unit, and a second power clutch which is disposed between the driving unit and the second medium separating and stacking device and thus is used for transferring or blocking power of the driving unit, wherein the first power clutch and the second power clutch are switches which electrically turn on and turn off, wherein the first power clutch and the second power clutch turn on when depositing a medium, and wherein only the power clutch corresponding to the storage unit to be withdrawn turns on when withdrawing a medium.