EarthTronics Highbay LED offers a lightweight slim design that delivers excellent energy efficiency. This highbay features an integrated microwave sensor capable of providing daylight harvesting, step dimming and motion sensitivity to maximize energy savings. This 321 watt fixture has a 48” design and produces 41730 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. High quality Seoul LED chips provide for excellent lumen maintenance. L95 is at 50,000 hours and L80 at 120,000 hours (68°C). Sensors are available. DLC® Premium listed product.