{"product_id":"unicel-spa-filter-cartridge-40-sf-5ch-402","title":"Unicel 5CH-402 Replacement Spa Filter Cartridge for Del Sol, Sundance \u0026 Jacuzzi Premium Spas | 40 Sq. Ft. | 6540-723","description":"\u003cp\u003eThe Unicel 5CH-402 is a 5CH Series 40 sq. ft. replacement spa filter cartridge engineered for Del Sol, Sundance, and Jacuzzi Premium spa models originally equipped with OEM part number 6540-723. With 204 pleats of 3 oz. Reemay 2033 filtration media and a 2\" male-thread (MPT) bottom connection, it delivers reliable filtration performance as a direct cross-reference replacement.\u003c\/p\u003e\n\n\u003cp style=\"background-color: #fff3cd; border: 2px solid #FFEAA7; padding: 15px; border-radius: 5px; margin: 15px 0;\"\u003e\n\u003cstrong\u003e⚠️ IMPORTANT: Dimensional Difference vs. OEM Original\u003c\/strong\u003e\u003cbr\u003e\nPer Unicel's cross-reference data, the original OEM cartridge measures \u003cstrong\u003e11\" OAL × 5-1\/2\" OD\u003c\/strong\u003e. The Unicel 5CH-402 measures \u003cstrong\u003e10 3\/4\" length × 5-3\/16\" OD\u003c\/strong\u003e — slightly smaller in both length and outer diameter. This is the documented Unicel replacement for OEM part \u003cstrong\u003e6540-723\u003c\/strong\u003e. \u003cstrong\u003eMeasure your existing cartridge before ordering\u003c\/strong\u003e to confirm this is the correct replacement for your unit.\n\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 20px 0; border: 1px solid #ccc;\"\u003e\n  \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eFilter Area\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e40 sq. ft.\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e10 3\/4\"\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eOuter Diameter\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e5 3\/16\"\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e3 oz. Reemay 2033\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003ePleat Count\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e204\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 15px 15px 0 15px; text-align: center;\"\u003e\n      \u003cdiv style=\"font-size: 12px; margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eTop Cap:\u003c\/strong\u003e Bar Handle\u003c\/div\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0920\/0687\/5411\/files\/dual_bar_handle1.gif\" alt=\"Top Cap - Bar Handle\" style=\"max-width: 100%; height: auto; margin: 0; padding: 0;\"\u003e\n    \u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 15px 15px 0 15px; text-align: center;\"\u003e\n      \u003cdiv style=\"font-size: 12px; margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eBottom Cap:\u003c\/strong\u003e 2\" Male Thread (MPT)\u003c\/div\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0920\/0687\/5411\/files\/male_thread1234.gif\" alt=\"Bottom Cap - 2 inch Male Thread MPT\" style=\"max-width: 100%; height: auto; margin: 0; padding: 0;\"\u003e\n    \u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFits Into:\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 20px 0; border: 1px solid #ccc;\"\u003e\n  \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eOEM Brand\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eProduct Name\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eNotes\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eDel Sol Spas\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eHermosa\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e6540-723\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px; font-size: 0.9em;\"\u003eOEM original: 11\" OAL × 5-1\/2\" OD\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eDel Sol Spas\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eRedondo\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e6540-723\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px; font-size: 0.9em;\"\u003eOEM original: 11\" OAL × 5-1\/2\" OD\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eJacuzzi Premium\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eDel Sol Hermosa\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e6540-723\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px; font-size: 0.9em;\"\u003eOEM original: 11\" OAL × 5-1\/2\" OD\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eJacuzzi Premium\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eDel Sol Redondo\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e6540-723\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px; font-size: 0.9em;\"\u003eOEM original: 11\" OAL × 5-1\/2\" OD\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eSundance Spas\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eDel Sol Hermosa\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e6540-723\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px; font-size: 0.9em;\"\u003eOEM original: 11\" OAL × 5-1\/2\" OD\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eSundance Spas\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eDel Sol Redondo\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e6540-723\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px; font-size: 0.9em;\"\u003eOEM original: 11\" OAL × 5-1\/2\" OD\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eSouth Pacific Spas\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e—\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e—\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px; font-size: 0.9em;\"\u003e—\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eTuff Spas\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e—\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e—\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ccc; padding: 10px; font-size: 0.9em;\"\u003eModels manufactured after 2008. Verify dimensions before ordering.\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003e(This is not an exhaustive list.)\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e Before ordering, measure your existing cartridge's overall length and outer diameter and compare against the 5CH-402 specs (10 3\/4\" × 5-3\/16\"). The original OEM part for these spa models measured 11\" × 5-1\/2\" — the 5CH-402 is the documented Unicel cross-reference replacement, but confirming your measurements against both sets of dimensions ensures the right fit every time.\u003c\/p\u003e","brand":"Unicel","offers":[{"title":"Default Title","offer_id":52133506842899,"sku":"5CH-402","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0920\/0687\/5411\/files\/5CH-402__5CH-402_1.jpg?v=1771455769","url":"https:\/\/poolaroo.com\/products\/unicel-spa-filter-cartridge-40-sf-5ch-402","provider":"Poolaroo","version":"1.0","type":"link"}