Replacement 24 volt illumination lamp for 0-523-51. Replacement 24 volt illumination lamp for 0-533-16. Replacement 24 volt illumination lamp for 0-533-01. Replacement 24 volt illumination lamp for 0-533-15. Replacement 24 volt illumination lamp for 0-533-23 & 0-533-73. Replacement 24 volt illumination lamp for 0-533-02.