The newest generation of the Essentials Series LED fixtures delivers superior performance, quality and versatility in low bay and high bay applications.Designed with an even higher efficacy and a best-in-class thermal management for ambient temperatures up to 65°C, the Essentials Series 4.0 provides the highest reliability and best lumen maintenance in the industry while providing the lowest TCO.Featuring rotatable outer modules to optimize the light distribution and provide the highest flexibility to lighting designers, installers and end-users.