{"product_id":"sw-21-006-swimables-pentair-whisperflo-3hp-impeller-073131","title":"Swimables Pentair WhisperFlo 3HP Impeller | 073131 | SW-21-006","description":"\u003cp data-start=\"1940\" data-end=\"2584\"\u003eThe Swimables SW-21-006 Impeller serves as a direct aftermarket replacement for Pentair part 073131, used in high-output 3 HP WhisperFlo and IntelliFlo pumps. Designed to restore original hydraulic efficiency, it helps pumps regain flow and pressure lost to worn or damaged impellers. Constructed from strong, corrosion-resistant materials, this impeller is engineered to handle chemical exposure, UV rays, and continuous use in tough pool environments. With precision blade geometry and tight tolerances, the SW-21-006 ensures reliable water movement, smoother operation, and longer equipment life when installed in compatible Pentair pumps.\u003c\/p\u003e\n\u003ch3 data-start=\"2586\" data-end=\"2602\"\u003eHighlights\u003c\/h3\u003e\n\u003cul data-start=\"2604\" data-end=\"3407\"\u003e\n\u003cli data-start=\"2604\" data-end=\"2770\"\u003e\n\u003cp data-start=\"2606\" data-end=\"2770\"\u003e\u003cstrong data-start=\"2606\" data-end=\"2634\"\u003eReplaces Pentair 073131:\u003c\/strong\u003e Compatible with WhisperFlo and IntelliFlo 3 HP pumps, the SW-21-006 impeller restores the function of Pentair’s OEM hydraulic design.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2771\" data-end=\"2940\"\u003e\n\u003cp data-start=\"2773\" data-end=\"2940\"\u003e\u003cstrong data-start=\"2773\" data-end=\"2800\"\u003eImproves System Output:\u003c\/strong\u003e Helps pumps regain lost head pressure and water flow, reducing strain on filtration systems while boosting water clarity and circulation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2941\" data-end=\"3104\"\u003e\n\u003cp data-start=\"2943\" data-end=\"3104\"\u003e\u003cstrong data-start=\"2943\" data-end=\"2970\"\u003eBuilt for Pool Demands:\u003c\/strong\u003e Made of durable molded plastic that resists wear from chlorine, bromine, and saltwater while maintaining strength under high loads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3105\" data-end=\"3247\"\u003e\n\u003cp data-start=\"3107\" data-end=\"3247\"\u003e\u003cstrong data-start=\"3107\" data-end=\"3132\"\u003eEngineered Precision:\u003c\/strong\u003e Balanced design reduces operating vibration and noise, helping maintain smoother and more efficient pump cycles.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3248\" data-end=\"3407\"\u003e\n\u003cp data-start=\"3250\" data-end=\"3407\"\u003e\u003cstrong data-start=\"3250\" data-end=\"3275\"\u003eService-Friendly Fit:\u003c\/strong\u003e Installs onto the motor shaft with correct alignment, making pump rebuilds straightforward for pool owners and technicians alike.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePentair WhisperFlo Pump Models:\u003c\/strong\u003e \u003cspan\u003eWFE-12, WF-12, WFK-12\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003ePentair IntelliFlo 3HP Pumps\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePentair IntelliFlo® VS Pump\u003c\/li\u003e\n\u003cli\u003ePentair IntelliFlo® VS 3050 Pumps\u003c\/li\u003e\n\u003cli\u003ePentair IntelliFlo® VF and VS + SVRS 3HP Pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e \u003c\/span\u003e\u003cspan\u003eThis part may be compatible with your system, please refer to your owners manual to ensure compatibility.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"3537\" data-end=\"3558\"\u003eAdditional Info\u003c\/h3\u003e\n\u003cp data-start=\"3559\" data-end=\"3747\"\u003eThis section highlights the Swimables SW-21-006 impeller, designed to replace Pentair 073131. Learn how to install it, what pump models it fits, and how to order online with fast shipping.\u003c\/p\u003e\n\u003ch2 data-start=\"3749\" data-end=\"3799\"\u003eInstalling the Impeller After Ordering Online\u003c\/h2\u003e\n\u003cp data-start=\"3800\" data-end=\"3963\"\u003eThe SW-21-006 installs directly on the motor shaft. Follow instructions to remove the old impeller, clean the volute, and check the shaft seal before reassembly.\u003c\/p\u003e\n\u003ch4 data-start=\"3964\" data-end=\"4037\"\u003estep by step how to install sw 21 006 impeller after buying online\u003c\/h4\u003e\n\u003ch4 data-start=\"4038\" data-end=\"4104\"\u003ebuy sw 21 006 impeller online ships fast with free shipping\u003c\/h4\u003e\n\u003ch4 data-start=\"4105\" data-end=\"4164\"\u003edoes sw 21 006 come with shaft seal or just impeller\u003c\/h4\u003e\n\u003ch4 data-start=\"4165\" data-end=\"4227\"\u003eorder online sw 21 006 for whisperflo wf 12 pump models\u003c\/h4\u003e\n\u003ch4 data-start=\"4228\" data-end=\"4288\"\u003edo i need special tools to install sw 21 006 impeller\u003c\/h4\u003e\n\u003ch2 data-start=\"4290\" data-end=\"4329\"\u003eRestoring Pump Flow and Efficiency\u003c\/h2\u003e\n\u003cp data-start=\"4330\" data-end=\"4468\"\u003eWorn impellers reduce performance, leading to weak suction and pressure. Replacing with SW-21-006 helps restore proper hydraulic output.\u003c\/p\u003e\n\u003ch4 data-start=\"4469\" data-end=\"4531\"\u003emy pump has low pressure will sw 21 006 impeller fix it\u003c\/h4\u003e\n\u003ch4 data-start=\"4532\" data-end=\"4594\"\u003efree shipping sw 21 006 impeller for intelliflo vs pump\u003c\/h4\u003e\n\u003ch4 data-start=\"4595\" data-end=\"4654\"\u003eships fast sw 21 006 impeller for whisperflo wf e 12\u003c\/h4\u003e\n\u003ch4 data-start=\"4655\" data-end=\"4721\"\u003ewhat to check if pump still weak after impeller replacement\u003c\/h4\u003e\n\u003ch4 data-start=\"4722\" data-end=\"4781\"\u003ecan sw 21 006 reduce pump noise and vibration issues\u003c\/h4\u003e\n\u003ch2 data-start=\"4783\" data-end=\"4819\"\u003eOrdering Online With Confidence\u003c\/h2\u003e\n\u003cp data-start=\"4820\" data-end=\"4957\"\u003eListings clearly identify Pentair 073131 compatibility. Bundling seals and gaskets with the impeller often qualifies for free shipping.\u003c\/p\u003e\n\u003ch4 data-start=\"4958\" data-end=\"5019\"\u003ehow to confirm sw 21 006 impeller before buying online\u003c\/h4\u003e\n\u003ch4 data-start=\"5020\" data-end=\"5085\"\u003ebuy swimables sw 21 006 impeller online with fast delivery\u003c\/h4\u003e\n\u003ch4 data-start=\"5086\" data-end=\"5155\"\u003efree shipping threshold for sw 21 006 when combined with seals\u003c\/h4\u003e\n\u003ch4 data-start=\"5156\" data-end=\"5219\"\u003ereturn policy if sw 21 006 impeller does not fit my pump\u003c\/h4\u003e\n\u003ch4 data-start=\"5220\" data-end=\"5281\"\u003ecan i order sw 21 006 online with same day fulfillment\u003c\/h4\u003e","brand":"Swimables","offers":[{"title":"Default Title","offer_id":52023366091052,"sku":"SW-21-006","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/1943\/3260\/files\/SwimablesPentairWhisperFlo3HPImpeller073131SW-21-006SOSPool.jpg?v=1761592462","url":"https:\/\/www.sospool.com\/products\/sw-21-006-swimables-pentair-whisperflo-3hp-impeller-073131","provider":"SOS Pool \u0026 Spa Supplies","version":"1.0","type":"link"}