The Perlick 63716-1 is a 125/130V light bulb specifically designed for use in select Perlick refrigeration units. This seemingly small component plays a vital role in the functionality and usability of these units. Its primary purpose is to illuminate the interior of the refrigeration compartment, providing clear visibility of the contents within. To keep your restaurant running... https://partsfe.com/125130v-e14-light-bulb-for-perlick-part-63716-1