High quality metal halide lamp for use in the vegative growth stage.

• 400W 4500K Cool White lamp with 20000 hour average lamp life
• Length 286mm / Diameter 47mm
• Unique 3-band technology resulting in high luminous efficacy, both initially and over long lifetime
• Initial investment saving options with "Plus"-concept
• Sports lighting. floodlighting of buildings and monuments, area lighting e.g. harbours and building sites, canopy lighting e.g. petrol stations, horticultural lighting
• Can be run on HPI-gear as well as on SON-gear ("Plus"-concept). The results in both light output and colour temperature are different