Powerfully efficient, the SH series covers more ambient surface area than its competitors, all at 120 Lumens per Watt. Models starting at 15,600 lumens, the SH series is a high output light engineered to cast light over a 275° area in large buildings, warehouses and factories. The lightweight, aluminum hinged bottom mount makes install a snap. By designing these with a focus on ease of installation and maintenance, you will save time and money.