Zoo Med Coral Sun Actinic 420 T8 Lamp Blue, 1ea/24 in

Key Benefits

• High intensity actinic lamp with strong emissions peaking at 420nm wavelength
• Promotes growth of zooxanthellae algae essential for photosynthetic corals and invertebrates
• Simulates short wavelength blue light that penetrates to reef depth in nature
• Output closely matches chlorophyll absorption peak for optimal photosynthesis
• Energy-saving T-8 design saves up to $30 per year versus T-12 lamps

Perfect For

• Marine reef aquariums with photosynthetic corals
• Supporting zooxanthellae algae growth in coral tissues
• Invertebrates requiring actinic lighting for health
• Creating authentic deep reef lighting conditions
• Supplementing full-spectrum lighting in reef tanks

Technical Specifications

The 420nm actinic spectrum is specifically designed to match the natural light conditions found at reef depths. This wavelength penetrates water effectively and aligns perfectly with the photosynthetic needs of zooxanthellae algae living within coral tissues, promoting healthy coral growth and vibrant coloration.

Product Specifications

Brand: Zoo Med
Product Type: Aquarium Lighting
Size: 24 inches
Spectrum: Actinic 420nm (blue)
Bulb Type: T8 Fluorescent
Peak Wavelength: 420nm
Lifespan: Up to 10,000 hours
Energy Efficiency: Saves up to $30/year vs T-12 bulbs
Made In: Germany
Weight: 1.25 lbs
UPC: 097612055245