VIQUA UV Lamp Replacement for High Flow Water Disinfection Systems Keep your UV water treatment system operating reliably with a genuine VIQUA UV Lamp replacement. The S950RL-HO high output UV lamp is designed for compatible professional VIQUA and Sterilight systems, including VP950, VP950M, SPV-950, SP950-HO, and SPV-20 models. Replacing the lamp at the recommended interval helps maintain consistent UV performance and effective water disinfection. Always match the replacement lamp to your specific UV system model before ordering Visit : https://store.afwfilters.com/brands/viqua.html