A vacuum low-temperature cooker, comprising: a main body having a heating unit immersed in fluid accommodated in an accommodation tub and heating the fluid; a vacuum packaging unit connected to the main body and vacuum-sealing a packaging film; and a control unit installed in the main body, and electrically connected to the heating unit and the vacuum packaging unit so as to control the heating unit)110) and the vacuum packaging unit, wherein a vacuum pump, providing air suction power to the vacuum packaging unit, and the control unit are installed in the main body, the vacuum packaging unit and the main body are connected by a connection cable so as to be in air and electrical communication with each other, wherein the connection cable includes: an air line, connecting a chamber portion of the vacuum packaging unit, in which air is sucked, to the vacuum pump, to allow air to flow; and an electric line electrically connecting a sealing unit of the vacuum packaging unit, heated, to the control unit, the electric line is provided with at least a portion disposed in the air line, wherein the air line includes: an air plug formed to be connected to an air end of the vacuum pump; an air connector connected to the chamber portion of the vacuum packaging unit; and an air hose connecting the air plug to the air connector, and the electric line includes: an electric plug pin mounted on the air plug, and formed to be connected to an electricity end of the control unit; and an electric wire, passing through while being disposed in the air connector and the air hose, one end of which is connected to the sealing unit of the vacuum packaging unit and the other end is connected to the electric plug pin. a main body having a heating unit immersed in fluid accommodated in an accommodation tub and heating the fluid; a vacuum packaging unit connected to the main body and vacuum-sealing a packaging film; and a control unit installed in the main body, and electrically connected to the heating unit and the vacuum packaging unit so as to control the heating unit)110) and the vacuum packaging unit, wherein a vacuum pump, providing air suction power to the vacuum packaging unit, and the control unit are installed in the main body, the vacuum packaging unit and the main body are connected by a connection cable so as to be in air and electrical communication with each other, wherein the connection cable includes: an air line, connecting a chamber portion of the vacuum packaging unit, in which air is sucked, to the vacuum pump, to allow air to flow; and an electric line electrically connecting a sealing unit of the vacuum packaging unit, heated, to the control unit, the electric line is provided with at least a portion disposed in the air line, wherein the air line includes: an air plug formed to be connected to an air end of the vacuum pump; an air connector connected to the chamber portion of the vacuum packaging unit; and an air hose connecting the air plug to the air connector, and the electric line includes: an electric plug pin mounted on the air plug, and formed to be connected to an electricity end of the control unit; and an electric wire, passing through while being disposed in the air connector and the air hose, one end of which is connected to the sealing unit of the vacuum packaging unit and the other end is connected to the electric plug pin. an air line, connecting a chamber portion of the vacuum packaging unit, in which air is sucked, to the vacuum pump, to allow air to flow; and an electric line electrically connecting a sealing unit of the vacuum packaging unit, heated, to the control unit, the electric line is provided with at least a portion disposed in the air line, wherein the air line includes: an air plug formed to be connected to an air end of the vacuum pump; an air connector connected to the chamber portion of the vacuum packaging unit; and an air hose connecting the air plug to the air connector, and the electric line includes: an electric plug pin mounted on the air plug, and formed to be connected to an electricity end of the control unit; and an electric wire, passing through while being disposed in the air connector and the air hose, one end of which is connected to the sealing unit of the vacuum packaging unit and the other end is connected to the electric plug pin. an air plug formed to be connected to an air end of the vacuum pump; an air connector connected to the chamber portion of the vacuum packaging unit; and an air hose connecting the air plug to the air connector, and the electric line includes: an electric plug pin mounted on the air plug, and formed to be connected to an electricity end of the control unit; and an electric wire, passing through while being disposed in the air connector and the air hose, one end of which is connected to the sealing unit of the vacuum packaging unit and the other end is connected to the electric plug pin. an electric plug pin mounted on the air plug, and formed to be connected to an electricity end of the control unit; and an electric wire, passing through while being disposed in the air connector and the air hose, one end of which is connected to the sealing unit of the vacuum packaging unit and the other end is connected to the electric plug pin.