E-lite led high bay nearly double the lighting levels while saving more than a half energy consumption contrast with the past. At present, a lot of companies are going to retrofit the lighting equipment with led high bay due to recently drops in price and technology improvement. Reduced maintenance costs have always been an attractive benefit of led high bay. With a rated lifespan exceeding 150,000 hours, led high bay lighting fixtures have diminished the maintenance costs compared to the conventional lamp s. In addition, environmental regulations call for bulbs to be carefully disposed of. The led high bay eliminate the need to pay recycling of bulbs.