This XtremepowerUS filter is compatible with various models including PLF106A, C4020, C4025, C4030, CX880-XRE, CX880XRE, CX880XREPAK4, 880, PA106, PA106-4, C-7488, C-7488-4, FC-1226, FC-6430, 20601, AK-60453, 17-175-1333, 71061, XLS-722, SD-00366, 90164758145, APCC7179. Designed with powerful trilobal filtration fabric, it enhances surface area and optimizes back pressure, ensuring consistently fresh and clear water for your pool or spa. The filter features a reinforced structure with 25% thicker fabric, chlorine-resistant and break-resistant end caps, and reinforced center support, providing high-powered flow and crystal-clear water. It is NSF/ANSI 50-certified, meeting rigorous safety standards with a 50-micron precision that effectively removes hair, leaves, sediment, dust, sand, and other fine particles. Specifications include a length of 25-1/2 in., an outside diameter of 7 in., 3 in. openings at both the top and bottom, an 106 sq. ft filtration area, and comes in a set of 4 filters. Note that XtremepowerUS is an independent brand and the mentioned manufacturer names, and part numbers are for reference only.