LED lighting has become an accepted alternative to fluorescent lighting in refrigerated and freezer cases, but is LED really better than fiber optics?
Refrigerated and freezer cases account for nearly half of a supermarket's annual electricity costs, according to the Lighting Research Center (LRC) at Rensselaer Polytechnic Institute, Troy, N.Y. Meanwhile, the lighting used to illuminate those cases figures in one-quarter of those costs — or one out of every eight dollars spent on energy in a store. In other words, case lighting is a pretty significant energy factor in any supermarket. Fortunately, advancements in lighting technology over ...
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