Metal Halide Cross Reference:
Sylvania MS320/PS/BU-HOR (64507)
GE MVR320/VBU/HO/PA
Philips MS320/U/PS
For almost a century, SYLVANIA has been a leader in lighting innovation, known for their commitment to quality and reliability. Their H.I.D. lamps are especially notable for their high efficacy, superior color rendering, long lifespan, and strong lumen maintenance. This is why the metal halide bulbs are a top choice for outdoor and commercial use. Additionally, Sylvania's Pulse Start lamps combine advanced metal halide technology with reliable ignitor technology, resulting in a more consistent arc tube over time for less color shift and greater lumen maintenance.
The Sylvania Pulse Start Metalarc MS320/PS/BU-HOR/ED28 (64049), the factory replacement bulb for the MS320/PS/BU-HOR (64507), provides a color temperature of 4000K and a CRI of 65. This 320W Clear Metal Halide light bulb operates in the Base Up or Horizontal Burn positions, making it ideal for use in enclosed luminaires. With initial lumens of 30,000 and mean lumens of 21,000, and a rated average life of 18,000 Hours when burning in the Vertical (V) position, this ANSI Type M154/E light bulb is a reliable choice. Featuring an E39 mogul base and an ED28 bulb, these Sylvania Protected 320 Watt Metal Halide Enclosed Rated Lamps are a top choice for lighting needs.