12 Inch T5 UVB Bulb for Reptiles (Fits 12" Fixture) | Arcadia ShadeDweller
 
 
Precision UVB lighting designed for smaller enclosures and shade-dwelling species.
The Arcadia 12" T5 UVB Bulb (ShadeDweller™) delivers a gentle, consistent level of UVB designed specifically for crepuscular and shade-dwelling reptiles. This SO-T5 (Standard Output) lamp provides safe, controlled UV exposure to support proper calcium metabolism, natural behaviors, and healthy D3 cycles.
 
Built with high-quality engineering, this bulb produces stable UV output while remaining energy efficient—making it ideal for smaller or lower-height enclosures.
 
Key Features:
• SO-T5 (Standard Output) UVB bulb for controlled exposure
• Designed for shade-dwelling and crepuscular species
• Supports calcium metabolism and overall reptile health
• Ideal for smaller or shallow enclosures
• Energy efficient 8-watt design
• Long-lasting, stable UVB output
 
Size Compatibility:
• 12" T5 UVB Bulb (SO-T5)
• Fits standard 12" T5 fixtures
 
👉 T5 bulbs are measured by bulb length, not fixture size.
 
Select Your UVB Type:
• 2.4% UVB – Ideal for very low UV species and minimal exposure setups
• 7% UVB – Forest – Perfect for most shade-dwelling reptiles and moderate UV needs
 
Compatibility Note:
• Designed for T5 SO (Standard Output) fixtures
• Not compatible with T5 HO fixtures
 
Specifications:
• Bulb Length: 12"
• Fixture Fit: 12" T5 fixtures (SO-T5)
• Wattage: 8 watts
• UVB Options: 2.4%, 7%
• Bulb Type: T5 SO (Standard Output) UVB
 
Installation Notes:
• Requires T5 SO fixture (sold separately)
• Always turn off power before installing or removing bulb
• Replace regularly to maintain proper UVB output
 
⚠️ Due to the nature of bulbs, returns are not accepted. Please confirm size before ordering.
 
What’s Included:
• (1) Arcadia 12" T5 SO UVB Bulb (selected type)
 
💡 Pro Tip:
Use 2.4% for minimal exposure setups and 7% for most shade-dwelling reptiles.