The Lifegard Aquatics 25W GT5 UV Sterilizer Replacement Lamp for the 25W QL-Series UV sterilizers, Pro-MAX 3" Body 25W Standard High Output UV Sterilizer, and the Aquastep Pro 25 Watt UV Sterilizer. This lamp will not work with the old style Aquastep 25 Watt UV Sterilizer. Lifegard Part# R175230DP.

We carry the many other replacement parts for this product (QL Series / Pro-MAX). The Protective Sleeve should be replaced every year because it will the UV light will causes it to deteriorate over the course of a year.

• For the 25W QL-Series UV Sterilizer, replace with the QL Protective Sleeve and QL Quartz Sleeve Gasket
• For the Pro-MAX 3" Body 25W Standard High Output UV Sterilizer, replace with the Pro-MAX Protective Sleeves and the Pro-MAX Quartz Sleeve Gasket

Further info:

• Lifegard Aquatics Pro-MAX Instructional Manual (pdf in new window)
• Lifegard Aquatics QL Series UV Sterilizer Instruction Manual(pdf in new window)