The Trojan 650682 water filter system accepts the following replacement parts:
The Trojan UV Max E4 - UV Water Disinfection System features a high output ultraviolet lamp that is very effective at purifying water by reducing Cryptosporidium and Giardia, viruses, and harmful bacteria. This Trojan UV water filter system boasts sensor operation and indicator lights for your convenience. The UV lamp of the UVMAX E4 system needs to be replaced annually and features a lamp timer display for easy reminder.
Trojan UV Max E4 - UV Water Disinfection System specifications: