Product Description
Excellent UV choice for dropping into your Profidrum, Seaside aquatics or other RDFs! US Beilihai UV germicidal lamp 8000 hours of life 99% sterilization rate. These High-quality UV germicidal lamps can emit 253.7MM UV which can effectively kill bacteria and algae in the water.
High-quality imported electronic components, specially designed electronic ballast, to ensure that give full play to UV germicidal lamp effect and life expectancy can effectively reach the 8000 hours of effective use of time
high-quality quartz tube, can provide the maximum amount of ultraviolet light, immersed in water, for 360 ° omni-directional sterilization, even more obvious advantages of the product
Suitable for ponds
Leak-proof design
Available in 18W, 36W, 54W versions
UV bulb and internal independent electronic ballast included
Safe and reliable with safety-approved internal ballast and critical components
Note: the unit must be fully submerged or the ballast could possibly fail
These are designed to be run in continuous operation. Regularly turning the unit on and off (e.g. using a timer) is not recommended and will shorten the lifespan of the unit.
110V
16' Power Cord
3 Size Options:
UV-B18W series: 1.9685 in. L x 1.9685 in. W x 14.1732 in. H (18W) Up to 1000G
UV-36W series: 1.9685 in. L x 1.9685 in. W x 21.3565 in. H (36W) up to 2000G
UV-B54W series: 2.3662 in. L x 2.3662 in. W x 26.7717 in. H (54W) up to 4000G
View Periha Drop In UV instructions (PDF)
Looking for replacement bulbs? Find them here
Usually ships same or next day. 
