The Zoo Med ReptiSun® 5.0 T5 High Output (HO) UVB Lamp delivers twice the UVB strength and brightness of standard ReptiSun® 5.0 lamps, making it the perfect choice for larger terrariums or setups that require deeper UVB penetration. With a balance of UVA and UVB output, this German-made lamp helps prevent or reverse Metabolic Bone Disease (MBD) while supporting natural reptile behaviors such as basking, feeding, and breeding. Trusted by zoos, veterinarians, and top reptile professionals, it provides a reliable, professional-grade lighting solution for tropical species.
Twice the Strength – Delivers stronger UVB and brighter light than standard ReptiSun® 5.0 lamps.
Prevents MBD – Promotes healthy bone development through proper vitamin D3 synthesis.
Ideal for Large Habitats – Designed for deeper penetration in larger terrariums.
Professional Quality – Used and recommended by zoos, veterinarians, and herpetologists worldwide.
Made in Germany – High manufacturing standards ensure long-lasting, consistent performance.
Item Number | Size | Wattage
FS5-15 | 12″ | 15W
FS5-24 | 22″ | 24W
FS5-39 | 34″ | 39W
FS5-54 | 46″ | 54W
Lamp Type | T5 High Output (HO) UVB Fluorescent Lamp
UVB Output | 5.0 (Tropical level, twice as strong as T8 lamps)
Best For | Tropical reptiles requiring moderate UVB in medium to large enclosures
Warranty | 1 Year