The Aqua-Pure 5605803 filter system accepts the following UV bulb replacements:
The Aqua-Pure APUV5 - Small House UV System sanitizes and sterilizes drinking water to reduce bacteria, viruses, and other harmful contaminants. This small UV system offers a 5 gallon per minute flow rate and includes a 14 watt UV lamp that can easily be replaced. This water disinfection system boasts a convenient compact design with 304 stainless steel reactor chambers.
Aqua-Pure APUV5 - Small House UV System specifications: