The Vulcan Hart 00-720017 Food Warmers Signal Light provides a clear visual indication to help operators monitor the operating status of compatible food warming equipment. This red signal light is designed to fit a 1/2-inch mounting hole and operates at 1/3W and 125V. It works by illuminating when electrical power reaches the indicator circuit, giving the operator a quick visual signa... https://partsfe.ca/signal-light12-red-125v-for-vulcan-part-00-720017