The Unox UX204-52820A is a high-performance reverse osmosis system replacement cartridge designed to enhance water purification. This AMS-QT15 membrane replacement cartridge is compatible with models OP175, OPS175, OPS175CR, BWS175, and BWS200. It effectively reduces contaminants, ensuring clean and safe drinking water. Engineered for durability and efficiency, this cartridge provides reliable filtration, making it an essential component for maintaining optimal performance in your reverse osmosis system.