Actinic blue light peaks at 420 nm to promote photosynthesis essential for healthy corals and invertebrates. Hamilton Technology True Super Actinic 03 420 nm T5 HO Bulb boasts up to 60% more light output than competitive brands for superior quality and performance. Hamilton Technology True Super Actinic 03 420 nm T5 HO Bulb also intensifies the beauty and vibrant color in fish, corals and marine life, making it an excellent choice for saltwater and reef aquariums. Use with 10,000K Super Daylight for dawn to dusk control and to ensure best aquarium aesthetics.
Use Hamilton Technology True Super Actinic 03 420 nm T5 HO Bulb as replacement tubes for your T-5 aquarium light fixture. Use 5/8" diameter T-5 tubes with T-5 compatible light fixtures with high-powered electronic ballasts to help increase efficiency and tube life. The average life of T-5 tubes is 2 years, with the blue/actinic spectrum lamps lasting up to 18 months.
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Please click on "More Information" for a brief introduction to T-5 lighting.