{"product_id":"pentairstaritesystem3largeoutercartridgefilter291sf250220225spen250220225s","title":"Pentair Sta-Rite Large Cartridge for System 3 S7M400\/S8M500 | 25022-0225S","description":"\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eReplace the large outer cartridge in your \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSta-Rite System:3 S8M500\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e modular media filter with genuine Pentair part \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25022-0225S\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. This replacement module provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e291 sq. ft. of filtration area\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and surrounds the smaller inner cartridge inside the S8M500 tank.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe S8M500 uses two separate elements: a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e291 sq. ft. outer cartridge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e209 sq. ft. inner cartridge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Together, they provide the filter’s \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e500 sq. ft.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e of filtration area. This listing is for the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eouter cartridge only\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, allowing you to replace it individually when its media or structure is damaged or cleaning no longer restores satisfactory performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Pentair \/ Sta-Rite replacement cartridge\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e291 sq. ft.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e outer filter module\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDesigned for the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSystem:3 S8M500\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplaces the large cartridge surrounding the inner element\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSold individually; inner cartridge is separate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eManufacturer part number \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25022-0225S\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eCompatibility \u0026amp; Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePentair \/ Sta-Rite\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePart number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e25022-0225S\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLarge outer filter cartridge\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFilter series\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSystem:3 modular media\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCompatible filter model\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eS8M500\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOuter cartridge area\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e291 sq. ft.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMatching inner cartridge\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e25021-0224S, 209 sq. ft.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTotal filter area with both elements\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e500 sq. ft.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eQuantity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 outer cartridge\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eConfirm “S8M500” on the filter’s model label before ordering.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eS7M400\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e uses outer cartridge \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25022-0224S\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and inner cartridge \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25021-0223S\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Its elements are different sizes from those used in the S8M500.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCleaning \u0026amp; Replacement\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eTurn off the pump and fully release filter pressure before opening the tank. Remove and inspect both cartridges according to the System:3 filter instructions. Replace the outer element if its pleats, end caps, or structure are damaged, or if proper cleaning no longer restores acceptable filtration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBefore reassembly, inspect the inner cartridge, tank seal, and clamp components. Seat the cartridges correctly, secure the tank as directed, and release trapped air during startup. If both S8M500 elements need replacement, order this outer cartridge along with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003einner cartridge 25021-0224S\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eIs this the inner or outer S8M500 cartridge?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eIt is the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e291 sq. ft. outer cartridge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDoes this include the 209 sq. ft. inner cartridge?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eNo. The inner cartridge, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25021-0224S\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, is sold separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWill it fit an S7M400 filter?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eNo. The S7M400 outer cartridge is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25022-0224S\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eIs this a complete filter assembly?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eNo. It is one replacement cartridge for an existing S8M500 filter.\u003c\/span\u003e\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":52762362413366,"sku":"PEN250220225S -H","price":569.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/25022-0225s_primary__83627.webp?v=1790701508","url":"https:\/\/poolsupplydepot.net\/products\/pentairstaritesystem3largeoutercartridgefilter291sf250220225spen250220225s","provider":"Pool Supply Depot","version":"1.0","type":"link"}