{"product_id":"c-9441-unicel-hayward-c150s-150-sq-ft-cartridge-cx150xre","title":"C-9441 | Unicel Hayward C150S 150 Sq. Ft. Cartridge | CX150XRE","description":"\u003cp\u003eThe Unicel C‑9441 cartridge is a premium 150 sq ft replacement filter for Hayward C150S systems, engineered to meet or exceed CX150XRE OEM performance specifications. Crafted with durable spun-bonded polyester media and featuring 165 pleats, it provides exceptional dirt-holding capacity and efficient water flow. With both ends open and fitted with 4‑inch molded gaskets, this cartridge fits perfectly into Hayward SwimClear and Clean \u0026amp; Clear filtration systems. Designed for straightforward installation and long-term use, the C‑9441 ensures sparkling, clear water and reliable filtration season after season\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHighlights\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"168\" data-end=\"247\"\u003e\n\u003cp data-start=\"170\" data-end=\"247\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-start=\"0\" data-end=\"39\" data-is-only-node=\"\"\u003eOEM-Level 150 sq ft Filtration Area\u003c\/strong\u003e: Delivers generous surface area with an optimized pleat count for efficient filtration, extending run time and improving water clarity.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"248\" data-end=\"327\"\u003e\n\u003cp data-start=\"250\" data-end=\"327\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-start=\"0\" data-end=\"42\" data-is-only-node=\"\"\u003eHeavy-Duty Spun-Bonded Polyester Media\u003c\/strong\u003e: Crafted from resilient, chemical-resistant material for long-lasting performance in pool environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"328\" data-end=\"407\"\u003e\n\u003cp data-start=\"330\" data-end=\"407\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-start=\"0\" data-end=\"34\" data-is-only-node=\"\"\u003eExact Replacement for CX150XRE\u003c\/strong\u003e: Directly compatible with CX150XRE, CS150E, and Hayward SwimClear C150S cartridges—ensuring seamless swap-ins.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"408\" data-end=\"489\"\u003e\n\u003cp data-start=\"410\" data-end=\"489\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-start=\"0\" data-end=\"32\" data-is-only-node=\"\"\u003eStandard 4″ Gasket Open Ends\u003c\/strong\u003e: Features matching inlet\/outlet design for simple, tool-free installation in standard filter housings.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"490\" data-end=\"573\"\u003e\n\u003cp data-start=\"492\" data-end=\"573\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-start=\"0\" data-end=\"37\" data-is-only-node=\"\"\u003eOptimal Geometry for Maximum Flow\u003c\/strong\u003e: Thoughtfully designed size and dimensions provide low resistance, sustaining strong pump efficiency and hydraulic performance.\u003c\/span\u003e\u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eIncludes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e(1)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e Cart\u003c\/span\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eridge\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eCompatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eHayward C150S SwimClear 150 Sq. Ft. Filters\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"293\" data-end=\"314\"\u003eAdditional Info\u003c\/h3\u003e\n\u003cp data-start=\"315\" data-end=\"533\"\u003eNeed help with the Unicel C-9441 150 sq ft replacement cartridge for Hayward C150S filters? This section covers installation, compatibility, and troubleshooting, plus guidance for checking details when buying in store.\u003c\/p\u003e\n\u003ch2 data-start=\"535\" data-end=\"571\"\u003eInstalling the C-9441 Cartridge\u003c\/h2\u003e\n\u003cp data-start=\"572\" data-end=\"727\"\u003eThe C-9441 uses 4″ open ends with molded gaskets for easy installation. Simply remove the old filter and seat the new cartridge into place without tools.\u003c\/p\u003e\n\u003ch4 data-start=\"729\" data-end=\"810\"\u003eHow do I install the Unicel C-9441 cartridge into my Hayward C150S filter?\u003c\/h4\u003e\n\u003ch4 data-start=\"811\" data-end=\"875\"\u003eWhy won’t the new cartridge seat properly in the housing?\u003c\/h4\u003e\n\u003ch4 data-start=\"876\" data-end=\"948\"\u003eCan I buy the C-9441 cartridge in store for same-day replacement?\u003c\/h4\u003e\n\u003ch4 data-start=\"949\" data-end=\"1024\"\u003eDo I need to replace the filter lid O-ring when changing cartridges?\u003c\/h4\u003e\n\u003ch2 data-start=\"1026\" data-end=\"1076\"\u003eConfirming Compatibility With Hayward Systems\u003c\/h2\u003e\n\u003cp data-start=\"1077\" data-end=\"1216\"\u003eThe C-9441 is engineered as a direct replacement for CX150XRE and CS150E cartridges. Verifying your filter model ensures the correct fit.\u003c\/p\u003e\n\u003ch4 data-start=\"1218\" data-end=\"1280\"\u003eDoes the C-9441 replace the CX150XRE cartridge exactly?\u003c\/h4\u003e\n\u003ch4 data-start=\"1281\" data-end=\"1349\"\u003eHow do I confirm my Hayward SwimClear C150S uses this filter?\u003c\/h4\u003e\n\u003ch4 data-start=\"1350\" data-end=\"1424\"\u003eCan store staff compare my old cartridge against the Unicel C-9441?\u003c\/h4\u003e\n\u003ch4 data-start=\"1425\" data-end=\"1493\"\u003eWill this cartridge also fit Clean \u0026amp; Clear 150 sq ft systems?\u003c\/h4\u003e\n\u003ch2 data-start=\"1495\" data-end=\"1533\"\u003eTroubleshooting Filtration Issues\u003c\/h2\u003e\n\u003cp data-start=\"1534\" data-end=\"1681\"\u003eCloudy water or short filter cycles may indicate clogged or undersized cartridges. Swapping to the C-9441 restores strong water clarity and flow.\u003c\/p\u003e\n\u003ch4 data-start=\"1683\" data-end=\"1756\"\u003eWhy is my pool still cloudy after installing the C-9441 cartridge?\u003c\/h4\u003e\n\u003ch4 data-start=\"1757\" data-end=\"1822\"\u003eHow often should I clean or replace this 150 sq ft filter?\u003c\/h4\u003e\n\u003ch4 data-start=\"1823\" data-end=\"1892\"\u003eWhat should I do if pressure rises quickly after installation?\u003c\/h4\u003e\n\u003ch4 data-start=\"1893\" data-end=\"1970\"\u003eCan staff confirm if this cartridge matches my filter before checkout?\u003c\/h4\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":50659658662176,"sku":"C-9441.","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0922\/3326\/9536\/files\/C-9441UnicelHaywardC150S150Sq.Ft.CartridgeCX150XREDiscountPoolMart_3.jpg?v=1766081218","url":"https:\/\/discountpoolmart.com\/products\/c-9441-unicel-hayward-c150s-150-sq-ft-cartridge-cx150xre","provider":"Discount Pool Mart","version":"1.0","type":"link"}