Sylvania H33CD-400/69449 Mercury Vapor Lamp, 400 W Wattage, E39 Mogul Lamp Base, Mercury Vapor Lamp, ET23.5 Shape, 4000 Lumens

Mercury vapor lamps are designed primarily for use in general lighting applications where good efficiency and long life are desired with moderate color rendering requirements. available in a wide range of lamp types from 75-1000 watts, in both clear and coated configurations, mercury vapor lamps are ideal for a variety of lighting applications. PAR lamps offer floodlighting and ultraviolet spectra for special lighting applications.