Electric heating cartridge (100, 200, 400) with an outer tube-shaped metal sheath (110, 210, 410) and with an adjustment element (140", 140′′′) arranged within the outer tube-shaped sheath (110, 210, 410) and with an electric heating element (130, 230, 430) at least partially arranged within the outer tube-shaped metal sheath (110, 210, 410), wherein the electric heating element (130, 230, 430) is formed to describe a space curve which defines an inner space and wherein the electric heating element (130, 230, 430) is electrically insulated from the outer tube-shaped metal sheath (110, 210, 410), wherein the adjustment element (140", 140′′′) is arranged at least partially embedded in an electrically insulating, heat-conducting material parallel to the direction of extension of the inner space defined by the space curve described by the electric heating element (130, 230, 430), the adjustment element (140", 140′′′) is arranged at least partially embedded in an electrically insulating, heat-conducting material within the inner space defined by the space curve described by the electric heating element (130, 230, 430), the electric heating element (130, 230, 430) is at least partially wound on the outer surface (121, 221, 314, 324, 334, 421) of a winding body (120, 220, 310, 320, 330, 420) which is arranged on the inside of the outer tube-shaped metal sheath (110, 210, 410), the electric heating element (130, 230, 430) is electrically insulated from the outer tube-shaped metal sheath (110, 210, 410) at least in a radial direction towards the winding axis, the adjustment element (140", 140′′′) is arranged embedded in an electrically insulating, heat-conducting material the space enclosed by the outer surface (121, 221, 314, 324, 334, 421) of the winding body (120, 220, 310, 320, 330, 420) and the adjustment element (140", 140′′′) is arranged within a second tube-shaped metal sheath (141, 241) which is arranged in the space enclosed by the outer surface (121, 221, 314, 324, 334, 421) of the winding body (120, 220, 310, 320, 330, 420), characterized in that the adjustment element (140", 140′′′) is a regulating coil. the adjustment element (140", 140′′′) is arranged at least partially embedded in an electrically insulating, heat-conducting material parallel to the direction of extension of the inner space defined by the space curve described by the electric heating element (130, 230, 430), the adjustment element (140", 140′′′) is arranged at least partially embedded in an electrically insulating, heat-conducting material within the inner space defined by the space curve described by the electric heating element (130, 230, 430), the electric heating element (130, 230, 430) is at least partially wound on the outer surface (121, 221, 314, 324, 334, 421) of a winding body (120, 220, 310, 320, 330, 420) which is arranged on the inside of the outer tube-shaped metal sheath (110, 210, 410), the electric heating element (130, 230, 430) is electrically insulated from the outer tube-shaped metal sheath (110, 210, 410) at least in a radial direction towards the winding axis, the adjustment element (140", 140′′′) is arranged embedded in an electrically insulating, heat-conducting material the space enclosed by the outer surface (121, 221, 314, 324, 334, 421) of the winding body (120, 220, 310, 320, 330, 420) and the adjustment element (140", 140′′′) is arranged within a second tube-shaped metal sheath (141, 241) which is arranged in the space enclosed by the outer surface (121, 221, 314, 324, 334, 421) of the winding body (120, 220, 310, 320, 330, 420), characterized in that the adjustment element (140", 140′′′) is a regulating coil.