400 Watt Double Ended Bulbs

Hamilton bulbs are highly recommended by experts and hobbyist around the world  

  • High Quality
  • Full Color Spectrum 
  • Provides better and faster growth than LEDs
  • Enhances the colors of all aquarium inhabitants 
  • Used by renown public aquariums around the world 
  • Can be used on HQI Magnetic or Electronic ballast 
  • 1 year pro-rated warranty
  • For optimal performance replace every 12-14 months 
Sort By:
Show:
Display: List Grid
  • 400 Watt 10,000K Double Ended HQI Bulb
    Metal Halide the Best Lighting for Your Aquarium True 10,000K™ Ideal Choice for Freshwater, Planted, Reef and Marine Aquariums Emits a Pure, Crisp Intense Bright White light with a high PAR value Simulates sunlight at ocean depths of 5-15 ft Promotes the development of photosynthetic..
    Metal Halide the Best Lighting for Your Aquarium True 10,000K™ Ideal Choice...
    $69 $99
  • 400 Watt 14,000K Double Ended HQI Bulb
    Metal Halide the Best Lighting for Your Aquarium True 14,000K™ Ideal Choice for Marine and Reef Aquariums Outstanding intensity and color with a high PAR value light Emits Brilliant, Sparkling, White light with Vibrant Actinic Blue rays Simulates sunlight at ocean depths of 8-20 ft ..
    Metal Halide the Best Lighting for Your Aquarium True 14,000K™ Ideal Choice...
    $69 $99
  • 400 Watt 20,000K Double Ended HQI Bulb
    Metal Halide the Best Lighting for Your Aquarium 20 years of U.S. and German engineering, technology and testing give you the quality you demand Hamilton Technology’s Metal Halide full spectrum lights are recommended by experts as ideal for proper growth and development of coral, anemo..
    Metal Halide the Best Lighting for Your Aquarium 20 years of U.S. and German e...
    $69 $99