{"product_id":"unicelreplacementfiltercartridge120sfjacuzzic9481unfc9481","title":"Unicel Replacement Filter Cartridge 120 sf Jacuzzi | C-9481","description":"\u003cdiv\u003e\n\u003ch2\u003eUnicel C-9481 – 120 sq ft Replacement Cartridge Filter\u003c\/h2\u003e\n\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Unicel C-9481 is a high-capacity replacement cartridge filter designed for spa and pool filter systems that originally used a 120 sq ft cartridge element. It features up to approximately 218 pleats and delivers efficient filtration and longer intervals between cleanings.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eApproximately 120 sq ft of pleated media area.\u003c\/li\u003e\n\u003cli\u003eDurable spun-bonded polyester media for extended service life.\u003c\/li\u003e\n\u003cli\u003eCompatible with filter housings that call for C-9481 or equivalents (e.g., Jacuzzi Brothers Sherlock 120, etc.).\u003c\/li\u003e\n\u003cli\u003eDrop-in replacement – no modifications required when replacing a worn cartridge of the same size.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: C-9481\u003c\/li\u003e\n\u003cli\u003eMedia Area: ~120 sq ft\u003c\/li\u003e\n\u003cli\u003ePleat Count: Approx. 218 pleats\u003c\/li\u003e\n\u003cli\u003eDiameter: ~10″ outer diameter\u003c\/li\u003e\n\u003cli\u003eLength: ~20-1\/16″ (approx)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cp\u003eThis cartridge is suitable for spa and pool filter systems originally equipped with a 120 sq ft cartridge specification. Prior to purchasing, please verify the filter tank’s existing cartridge size, dimensions, and part number to ensure compatibility.\u003c\/p\u003e\n\u003ch3\u003eInstallation Instructions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTurn off pump and relieve system pressure before servicing.\u003c\/li\u003e\n\u003cli\u003eRemove the old cartridge and inspect the housing interior for debris, damage or worn O-rings.\u003c\/li\u003e\n\u003cli\u003eInstall the new C-9481 cartridge, making sure it seats correctly and aligns with the manifold or base plate.\u003c\/li\u003e\n\u003cli\u003eClose the filter housing, restore circulation and monitor gauge\/pressure to ensure proper operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTroubleshooting\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh pressure soon after installation:\u003c\/strong\u003e Check return and suction valves, make sure the new cartridge is properly seated and there are no blockages or restricted flows.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCloudy water or low flow:\u003c\/strong\u003e Confirm the cartridge is correctly sized, pleats not compressed, and the filter lid gasket is sealing properly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeaks at lid or base:\u003c\/strong\u003e Inspect O-rings, gaskets and ensure correct torque and alignment of housing after cartridge install.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMaintenance Tip\u003c\/h3\u003e\n\u003cp\u003eRinse the cartridge periodically to remove debris and extend life. Use a cartridge cleaner annually as needed. Replace the cartridge when pleats become worn, media damaged or system pressure remains high after cleaning. Regular maintenance ensures longer life and better performance from your filtration system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Unicel","offers":[{"title":"Default Title","offer_id":46797815218351,"sku":"C-9481","price":109.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6415\/2239\/files\/unicel-replacement-filter-cartridge-120-sf-jacuzzi-c-9481-cartridges-3709509.jpg?v=1777067686","url":"https:\/\/freshized.com\/products\/unicelreplacementfiltercartridge120sfjacuzzic9481unfc9481","provider":"Freshized","version":"1.0","type":"link"}