This HYPERBAY SERIES HIGH BAY 185W fixture has a compact 2×2′ form factor and comes standard with the Medium optic (ME) which is suitable for 30-50′ mounting heights. The 120-277V fixture emits 25,000 lumens, equivalent to a 400W metal halide or 324W fluorescent (6xT5HO), and is designed for high bay applications. In addition, this fixture features a flicker-free driver, is dimmable on 0-10V circuits, and has a 100,000-hr lifetime and 10-year warranty. V-hooks come standard with fixture. Prismatic optic (GP), Aisle optic (AL) and other accessories are also available. Simply install and turn ON the savings.