{"product_id":"pentair-challenger-pump-impeller-2-hp-full-rated-2-5-hp-up-rated-355604","title":"Pentair Challenger Pump Impeller 2 HP Full Rated \/ 2.5 HP Up Rated | 355604","description":"\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePentair 355604 Challenger Pump Impeller\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a genuine OEM replacement impeller engineered for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePentair Challenger® High Pressure pool pumps\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e equipped with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2 HP Full Rated\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e or \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2.5 HP Up Rated\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e motors. As the primary hydraulic component inside the pump, the impeller is responsible for drawing water into the pump and delivering the flow and pressure needed for proper filtration, heating, water features, and automatic cleaning systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eManufactured to Pentair's original specifications, the 355604 restores factory pump performance when replacing a worn, cracked, clogged, or damaged impeller. A failing impeller can result in reduced water circulation, low filter pressure, difficulty priming, excessive pump noise, poor cleaner performance, and increased strain on the pump motor.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis listing includes the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eimpeller only\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The diffuser, shaft seal, diffuser O-ring, impeller screw, seal plate, and motor are sold separately. For best results, Pentair recommends replacing the mechanical shaft seal whenever the impeller is removed during pump service.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Pentair OEM replacement impeller\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for Challenger® High Pressure pool pumps\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFits 2 HP Full Rated motors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFits 2.5 HP Up Rated motors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePrecision-balanced for smooth, efficient operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeavy-duty thermoplastic construction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRestores original water flow and pressure\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCorrosion and chemical resistant\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDirect OEM replacement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIdeal for residential and commercial pool systems\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eBenefits\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplacing a worn impeller restores your pump's hydraulic efficiency and helps maintain proper water circulation throughout the pool system. Improved circulation supports better filtration, heater performance, cleaner operation, and overall water quality.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUsing a genuine Pentair impeller ensures the proper vane design, balance, and fit required for Challenger High Pressure pumps. OEM components help reduce vibration, improve energy efficiency, and extend the life of the pump.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDuring installation, replacing the shaft seal is highly recommended to help prevent future leaks and avoid additional labor if the old seal fails shortly after repair.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\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\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePentair\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eChallenger Pump Impeller\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer Part Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e355604\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSKU\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e355604\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\u003ePool Pump Impeller\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePump Series\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eChallenger® High Pressure\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMotor Compatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2 HP Full Rated \/ 2.5 HP Up Rated\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMaterial\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eReinforced Thermoplastic\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShaft Seal Included\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNo\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDiffuser Included\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNo\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMotor Included\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNo\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eUPC \/ Barcode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e788379658915\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eCompatible Pumps\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Pentair 355604 impeller is designed for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eChallenger High Pressure\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pump models using:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e2 HP Full Rated motors (2F)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2.5 HP Up Rated motors (2-1\/2A)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eImportant:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Pumps manufactured \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ebefore October 1, 1992\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e require both the updated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e355604 impeller\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e355545 diffuser\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e when replacing the original impeller. Verify your pump's manufacturing date before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eInstallation Information\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDisconnect electrical power before servicing the pump. Remove the motor assembly and inspect the diffuser, shaft seal, diffuser O-ring, and seal plate for wear or damage before installing the new impeller.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThread the impeller securely onto the motor shaft according to Pentair service procedures. After reassembly, fully prime the pump and inspect for proper operation and leaks before returning the system to service.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eProfessional installation is recommended.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eConfirm Before Ordering\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePlease verify:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eYour pump is a Pentair Challenger® High Pressure model.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eYour motor is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2 HP Full Rated\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e or \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2.5 HP Up Rated\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eYour existing impeller is part number \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e355604\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eYou do not require the matching diffuser or shaft seal.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eYour pump has been properly diagnosed as having a damaged impeller.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eIf your pump was built before \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10\/1\/1992\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, order the updated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e355545 diffuser\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e along with this impeller.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eWarranty Information\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Pentair 355604 impeller is covered by the manufacturer's limited warranty against defects in materials and workmanship. Warranty does not cover improper installation, freeze damage, chemical abuse, misuse, or damage caused by worn seals, motor failure, or incompatible pump configurations.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eCustomer Q\u0026amp;A\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWill this fit every Pentair Challenger pump?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eNo. It is designed specifically for Challenger High Pressure pumps using 2 HP Full Rated or 2.5 HP Up Rated motors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes this include the shaft seal?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eNo. The shaft seal is sold separately and should be replaced during impeller service.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat diffuser should be used with this impeller?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eCompatible pumps use diffuser \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e355545\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Pumps manufactured before October 1, 1992 require updating to both the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e355604 impeller\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e355545 diffuser\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e together.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eIs this a genuine Pentair OEM part?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eYes. Part number \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e355604\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is an original Pentair replacement impeller for compatible Challenger High Pressure pumps.\u003c\/span\u003e\u003c\/p\u003e\n\u003c!--split--\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":52762830668086,"sku":"PEN355604 -H","price":74.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/PEN355604_0.jpg?v=1755535740","url":"https:\/\/poolsupplydepot.net\/products\/pentair-challenger-pump-impeller-2-hp-full-rated-2-5-hp-up-rated-355604","provider":"Pool Supply Depot","version":"1.0","type":"link"}