{"product_id":"c-8413-unicel-pxc-125-pro-clean-125-cartridge-125-sq-ft-25230-0125s","title":"C-8413 | Unicel PXC-125 \u0026 Pro Clean 125 Cartridge | 125 Sq. Ft. | 25230-0125S","description":"\u003cp\u003eThe Unicel C‑8413 replacement cartridge delivers 125 sq ft of high-efficiency filtration tailored for Sta‑Rite PXC‑125 and Waterway Pro Clean 125 systems. Engineered with premium spun‑bonded polyester media, it features 148 pleats and robust construction for exceptional dirt-holding and extended service life. Measuring approximately 8‑15\/16″ in diameter and 28‑3\/16″ in length, with 4″ open end caps and molded gaskets, it’s designed for a perfect drop-in fit with the OEM part 25230‑0125S. The C‑8413 ensures crystal-clear water, seamless installation, and superior hydraulic performance—making it an ideal replacement for maintaining peak filter efficiency.\u003c\/p\u003e\n\u003ch3 data-start=\"152\" data-end=\"166\"\u003eHighlights\u003c\/h3\u003e\n\u003cul data-start=\"168\" data-end=\"571\"\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=\"42\" data-is-only-node=\"\"\u003e125 Sq Ft Optimized Filtration Surface\u003c\/strong\u003e: Generous filtration area with 148 pleats maximizes dirt capture and reduces maintenance frequency.\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=\"27\" data-is-only-node=\"\"\u003ePremium Polyester Media\u003c\/strong\u003e: Constructed from durable spun-bonded polyester that resists chemicals and withstands repeated cleanings for reliable longevity.\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=\"37\" data-is-only-node=\"\"\u003eExact OEM Fit for PXC‑125 Systems\u003c\/strong\u003e: Matches original Sta‑Rite 25230‑0125S specifications, ensuring a smooth, tool-free swap with precision fit.\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=\"33\" data-is-only-node=\"\"\u003eBuilt for Flow and Efficiency\u003c\/strong\u003e: Thoughtful dimensions (8‑15\/16″ × 28‑3\/16″) and design maintain strong water flow while keeping pump energy consumption low.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"490\" data-end=\"571\"\u003e\n\u003cp data-start=\"492\" data-end=\"571\"\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=\"30\" data-is-only-node=\"\"\u003eDual 4″ Gasketed Open Ends\u003c\/strong\u003e: Equipped with top and bottom open 4″ molded gaskets, enabling quick alignment and secure sealing within filter housings.\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\"\u003eSpecification\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\"\u003eLength: \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\"\u003e28‑3\/16″\u003c\/span\u003e\n\u003c\/li\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\"\u003eOutside Diameter: \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\"\u003e8‑15\/16″\u003c\/span\u003e\n\u003c\/li\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\"\u003eInside Diameter: \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\"\u003e4\"\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"364\" data-start=\"343\"\u003eAdditional Info\u003c\/h3\u003e\n\u003cp data-end=\"591\" data-start=\"365\"\u003eNeed help with the Unicel C-8413 125 sq ft cartridge for Sta-Rite PXC-125 or Waterway Pro Clean 125 filters? This section explains installation, compatibility, and troubleshooting, plus advice for confirming the part in store.\u003c\/p\u003e\n\u003ch2 data-end=\"629\" data-start=\"593\"\u003eInstalling the C-8413 Cartridge\u003c\/h2\u003e\n\u003cp data-end=\"778\" data-start=\"630\"\u003eThe C-8413 uses 4″ open ends with molded gaskets for a tool-free drop-in fit. Proper alignment ensures consistent sealing and reliable filtration.\u003c\/p\u003e\n\u003ch4 data-end=\"861\" data-start=\"780\"\u003eHow do I install the Unicel C-8413 cartridge in a Sta-Rite PXC-125 filter?\u003c\/h4\u003e\n\u003ch4 data-end=\"926\" data-start=\"862\"\u003eWhy won’t the cartridge seat properly inside the housing?\u003c\/h4\u003e\n\u003ch4 data-end=\"992\" data-start=\"927\"\u003eCan I buy the C-8413 replacement cartridge in store today?\u003c\/h4\u003e\n\u003ch4 data-end=\"1068\" data-start=\"993\"\u003eDo I need to replace the filter lid O-ring when swapping cartridges?\u003c\/h4\u003e\n\u003ch2 data-end=\"1120\" data-start=\"1070\"\u003eConfirming Compatibility With OEM 25230-0125S\u003c\/h2\u003e\n\u003cp data-end=\"1270\" data-start=\"1121\"\u003eThe C-8413 matches OEM part 25230-0125S, fitting Sta-Rite PXC-125 and Waterway Pro Clean 125 systems. Checking your filter label avoids mismatches.\u003c\/p\u003e\n\u003ch4 data-end=\"1343\" data-start=\"1272\"\u003eDoes the C-8413 cartridge directly replace Sta-Rite 25230-0125S?\u003c\/h4\u003e\n\u003ch4 data-end=\"1419\" data-start=\"1344\"\u003eHow do I confirm in store that my filter needs this 125 sq ft model?\u003c\/h4\u003e\n\u003ch4 data-end=\"1486\" data-start=\"1420\"\u003eCan store staff compare my old filter to the Unicel C-8413?\u003c\/h4\u003e\n\u003ch4 data-end=\"1555\" data-start=\"1487\"\u003eWill this cartridge also fit Waterway Pro Clean 125 housings?\u003c\/h4\u003e\n\u003ch2 data-end=\"1597\" data-start=\"1557\"\u003eTroubleshooting Filtration Problems\u003c\/h2\u003e\n\u003cp data-end=\"1741\" data-start=\"1598\"\u003eCloudy water, short cycles, or sand-like debris may indicate a clogged or worn filter. Replacing with the C-8413 restores clean, clear water.\u003c\/p\u003e\n\u003ch4 data-end=\"1813\" data-start=\"1743\"\u003eWhy is my pool still cloudy after installing the C-8413 filter?\u003c\/h4\u003e\n\u003ch4 data-end=\"1882\" data-start=\"1814\"\u003eHow often should I clean or replace this 125 sq ft cartridge?\u003c\/h4\u003e\n\u003ch4 data-end=\"1955\" data-start=\"1883\"\u003eWhat should I check if pressure rises quickly after installation?\u003c\/h4\u003e\n\u003ch4 data-end=\"2027\" data-start=\"1956\"\u003eCan I bring my old cartridge in store to confirm the right size?\u003c\/h4\u003e","brand":"Unicel","offers":[{"title":"Default Title","offer_id":50662324568352,"sku":"C-8413","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0922\/3326\/9536\/files\/C-8413UnicelPXC-125_ProClean125Cartridge125Sq.Ft.25230-0125SDiscountPoolMart.jpg?v=1758652637","url":"https:\/\/discountpoolmart.com\/products\/c-8413-unicel-pxc-125-pro-clean-125-cartridge-125-sq-ft-25230-0125s","provider":"Discount Pool Mart","version":"1.0","type":"link"}