Check the listing for details. UV Lamp Replacement for Viqua Trojan UVMax E, E4, Pro7, IHS22-E4, UVMAX-28. Condition: New. Listed at 38.00 USD. The Neo UV602806 Lamp is a low pressure, high output lamp with a black base and an original replacement UV bulb for use with Trojan Pro7, E, E Plus, E4, E4 Plus, and UVMax-28 water disinfection systems. When you buy a Neo UV602806 UV lamp you can be assured of the performance, safety, and warranty of your system. This lamp is environmentally friendly, with less than 10mg of mercury; 70% less than most other commercially available UV lamps. It is coated for stability, longer life, and increased efficiency and has a bulb life of up to 9,000 hours. Two O-rings are included. Compatible With the Following Systems: Pro7EE-PlusIHS22-E4E4-50 PlusE4E4 PlusE4-VE4-V PlusUVMAX-28NOTE: Replacing your 602806 UV Lamp is easy, all Neo UV lamps install with an easy quarter-turn to a positive stop to prevent over tightening. NOTE: If you are replacing discontinued lamp part # 602728 you will also need adapter part # 602980.