COOPER UHB-12-347V-L850-CD-U HIGH BAY FIXTURE The UHB LED is a round high bay luminaire designed for a variety of mounting heights and customer applications. The traditional round form factor and compact design make the UHB easy to install and pleasing to contractors. It's also available in multiple lumen packages and color temperatures providing design flexibility. The universal mounting allows for quick retrofit installations. The UHB is an ideal solution for manufacturing, retail, warehouse, and gymnasium applications. Metalux Industrial High Bay Fixture, Round Medium Distribution, Series: UHB, 347 V, 99 W Fixture, LED Lamp, 137 Lumens/W, 60000 hr Average Life, 5000 K Color, 80 CRI, 0 to 10 V Dimmable Ballast, Polycarbonate Lens, 12000 Lumens, 6 ft Power/Dimming Cord, IP65, Suspended Mount, Die Cast Aluminum Housing, White Polyester Powder Coated Housing, 10.18 in Dia x 7.69 in H Most orders shipped next business day with UPS or Purolator having 5 to 10 business day shipping and tracking.