EarthTronics LED Highbay offers a lightweight slim design that delivers excellent energy efficiency. This highbay is designed to accept an optional integrated microwave sensor capable of providing daylight harvesting, step dimming and motion sensitivity to maximize energy savings. This 300 watt fixture has a 48” design and produces 40500 lumens which is suitable for 15-45’ mounting heights. It features 5000K color temperature with a high 80+ CRI providing excellent visual acuity for accuracy when working in manufacturing and warehousing applications. The durable white finish metal body provides excellent heat dissipation providing 90,000 hours (L80 TM-21 at 68°C) of service life. 50,000 hour warranty life.