Heavy Duty Magnetic Stirrer for Laboratory has a compact stirring device that utilizes a rotating magnetic field, created by a permanent magnet, which includes variable speed stirring action. The Magnetic Stirrer works on a power supply rate of 220 V. The Magnetic Stirrer is suitable for heavy duty applications. Heavy Duty Magnetic Stirrer for Laboratory is fitted with pilot lamp and stirring is accomplished by means of small telephone rotor, which when placed in the liquid to be stirred is capable of rotation by magnetic field applied from below the container.