An induction heating device is disclosed. The induction heating device includes a working coil for creating a magnetic field for induction of eddy currents in cooking equipment so as to heat the cooking equipment, a power supply unit for providing induction voltage to operate the working coil, and a case for accommodating the power supply unit and the working coil. The case includes a first case and a second case, and the first case and the second case define therebetween an insertion space into which a plate is fitted.