The utility model provides a can manage line light and shade conversion terminal box and device belongs to termination's for building technical field, including having the open -ended box body and setting up the reason terminal and reason line baffle in the box body, the box body is square box body, including bottom plate and the curb plate of setting on the bottom plate, be provided with the through wires hole on the curb plate, be provided with the abate piece that is used for covering the through wires hole on the through wires hole, the one end setting of reason terminal is on the diagonalof bottom plate, and the other end is towards the opening of box body, reason line baffle is worn to establish on the resonable terminal. Use the utility model provides a can manage line light and shade conversion terminal box, cable back in penetrating the box body in same return circuit can or anticlockwise be arranged round reason line pole up time needle, ensures between the cable not cross interference, after having arranged a return circuit, the return circuit that installation reason line baffle will have been arranged is waited to arrange the return circuit with next and is separated,has prevented effectively that a plurality of return circuit intercrossing from disturbing, be convenient for wiring and later stage maintenance.