This complete set of 4 filter cartridge elements is proudly made in the USA by Optimum Pool Technologies (OPT) who offers high-quality replacement cartridges specifically designed to replace those found in the SwimClear® C-4520 pool filter.
These filter cartridges each contain 112 square feet of pleat material in each cartridge, totaling 448 square feet of filtration. We guarantee compatibility with your filtration system!
Our pool filter cartridges are made in USA with 100% Reemay®, a spunbond polyester filtration media that was made specifically for durability and antimicrobial protection.
Only need to replace 1 cartridge? We also offer a single Optimum Pool Tech. replacement pool filter cartridge for the SwimClear® C-4520 filter tank.
Manufactured with the highest quality materials for easy cleaning and long life.
Manufactured by Optimum Pool Technologies specifically for replacing the SwimClear® C-4520 cartridge (Filter PN CX875RE and CX875XRE) and C-4530 cartridge elements.
Outside Diameter: 7”
Replaces: OEM# CX875RE, Unicel®# C-7489, Pleatco®# PA-112, Filbur®# FC-1275
*Includes support bands around each cartridge element.
Note: Four 112 sq. ft. cartridges required.
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