Original equipment manufacturers (OEM) replacement bulbs for the Advantage series of Aqua UV sterilizers. Available in 8 watts and 15 watts.
The 8 watt unit is compatible with the Advantage 2000 Clarifier, while the 15 watt unit is compatible with the Advantage 2000+ Clarifier.
It is recommended to replace UV sterilizer bulbs every 12 months, don't wait until your sterilizer loses efficiency to replace it!