MP1000/BU-ONLY Metal Halide Lamp for Lighting Solutions The SYLVANIA MP1000/BU-ONLY is a 1000W METALARC PRO-TECH quartz metal halide lamp designed for use in open and enclosed fixtures. Featuring an EX39 exclusionary mogul base and a BT56 bulb type, this lamp is engineered for base-up only operation. It delivers reliable ambient and flood lighting performance suitable for industrial, retail, parking lots, lobbies, atriums, malls, and security lighting applications. This lamp is ideal for electrical distributors and switchgear suppliers seeking high-quality wire and cable compatible lighting solutions. Specifications Wattage: 1000W Bulb Type: BT56 Base: EX39 Exclusionary Mogul Finish: Clear Color Temperature: 3600K (approximate from product line) Color Rendering Index (CRI): 65 Diameter: 178.00 millimeters Product Weight: 10.8950 lbs Manufacturer: SYLVANIA Manufacturer Part #: 64714 Average Rated Life: 15,000 hours Initial Lumens: 109,000 Mean Lumens: 87,500 Lamp Efficacy: 109 LPW Operating Position: Base-Up Only Open Fixture Rated Features METALARC PRO-TECH design with glass shroud for containment and UV reduction Compatible with open or enclosed fixture operation Reduction in UV output compared to standard metal halide lamps Designed for use with dedicated EX39 sockets to prevent improper relamping Lower maintenance costs due to open fixture compatibility and reduced dirt depreciation Retrofits into standard sockets designed for METALARC PRO-TECH lamps Clear finish provides optimal light output and color rendering Complies with NEC 2005 & 2008 requirements for new construction and major renovations Downloads & Links Spec Sheet Spec Sheet