• Finally a 400W HID replacement LED lamp from a major manufacturer
• Uses existing fixture optics for more uniform lighting
• Uses existing 400W ballast both probe and pulse start( compatible with ANSI M59, M135, M155)
• Instant on
• Lamp size BT28 or ED28
• Universal burn form multiple applications
  
• Open/Enclosed Rated
• Damp Location Rated
• 175 watts producing 21,500 lumens
• 4000K makes the lamp a perfect choice for Highbays
• Tether kit included if needed for High Bays
• Non dimmable
• Rated at 50,000 hours