{"product_id":"sw-21-006-swimables-pentair-whisperflo-3hp-impeller-073131","title":"SW-21-006 | Swimables Pentair WhisperFlo 3HP Impeller | 073131","description":"\u003cp data-start=\"162\" data-end=\"727\"\u003eThe Swimables SW-21-006 is a direct replacement for Pentair part 073131, designed for 3 HP WhisperFlo and IntelliFlo pumps. This precision-engineered impeller restores correct hydraulic performance, helping your pump regain flow and pressure lost to wear or damage. Manufactured from durable, corrosion-resistant materials, the impeller resists degradation from pool chemicals and prolonged use. Whether you're rebuilding a pump or repairing a failed unit, this component offers a reliable OEM-style solution for restoring pump efficiency.\u003c\/p\u003e\n\u003ch3 data-start=\"734\" data-end=\"750\"\u003eHighlights\u003c\/h3\u003e\n\u003cul data-start=\"752\" data-end=\"1568\"\u003e\n\u003cli data-start=\"752\" data-end=\"929\"\u003e\n\u003cp data-start=\"754\" data-end=\"929\"\u003e\u003cstrong data-start=\"754\" data-end=\"787\"\u003eOEM Compatibility with 073131\u003c\/strong\u003e: Engineered to match Pentair’s original 073131 impeller specs (used in WhisperFlo\/IntelliFlo 3 HP models) for seamless swap-in performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"930\" data-end=\"1091\"\u003e\n\u003cp data-start=\"932\" data-end=\"1091\"\u003e\u003cstrong data-start=\"932\" data-end=\"967\"\u003eRestores Pump Flow \u0026amp; Efficiency\u003c\/strong\u003e: Replacing a worn impeller helps recover lost head and flow, improving filtration performance and reducing system stress.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1092\" data-end=\"1242\"\u003e\n\u003cp data-start=\"1094\" data-end=\"1242\"\u003e\u003cstrong data-start=\"1094\" data-end=\"1130\"\u003eCorrosion-Resistant Construction\u003c\/strong\u003e: Built to withstand harsh pool chemicals, UV exposure, and persistent operation—ensuring longer service life.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1243\" data-end=\"1397\"\u003e\n\u003cp data-start=\"1245\" data-end=\"1397\"\u003e\u003cstrong data-start=\"1245\" data-end=\"1270\"\u003ePrecision Engineering\u003c\/strong\u003e: Tolerances and blade design are optimized to reduce imbalance, vibration, and noise, helping promote smooth pump operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1398\" data-end=\"1568\"\u003e\n\u003cp data-start=\"1400\" data-end=\"1568\"\u003e\u003cstrong data-start=\"1400\" data-end=\"1431\"\u003eEasy to Install Replacement\u003c\/strong\u003e: Designed to slide onto the existing motor shaft and engage the same volute geometry, minimizing labor and ensuring correct alignment.\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\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"41\" data-end=\"62\"\u003eAdditional Info\u003c\/h3\u003e\n\u003cp data-start=\"63\" data-end=\"255\"\u003eThis section explains the Swimables SW-21-006 impeller, built to replace Pentair part 073131. Learn how it restores pump efficiency, how to install it correctly, and where to find it in store.\u003c\/p\u003e\n\u003ch2 data-start=\"257\" data-end=\"295\"\u003eInstalling the SW-21-006 Impeller\u003c\/h2\u003e\n\u003cp data-start=\"296\" data-end=\"454\"\u003eThe impeller slides directly onto the motor shaft and engages the volute for proper alignment. Always inspect the shaft seal and gaskets during replacement.\u003c\/p\u003e\n\u003ch4 data-start=\"455\" data-end=\"527\"\u003ehow to install swimables sw 21 006 impeller on pentair whisperflo\u003c\/h4\u003e\n\u003ch4 data-start=\"528\" data-end=\"594\"\u003edoes sw 21 006 fit intelliflo 3hp pump models sold in store\u003c\/h4\u003e\n\u003ch4 data-start=\"595\" data-end=\"662\"\u003ewhich tools are needed to change impeller on whisperflo pump\u003c\/h4\u003e\n\u003ch4 data-start=\"663\" data-end=\"729\"\u003echeck in store for correct shaft seal when buying sw 21 006\u003c\/h4\u003e\n\u003ch4 data-start=\"730\" data-end=\"793\"\u003ecan staff confirm compatibility with my whisperflo wf 12\u003c\/h4\u003e\n\u003ch2 data-start=\"795\" data-end=\"839\"\u003eTroubleshooting Pump Performance Issues\u003c\/h2\u003e\n\u003cp data-start=\"840\" data-end=\"980\"\u003eLow flow, cavitation noise, or high pressure loss often indicate a worn impeller. Replacing with SW-21-006 restores hydraulic performance.\u003c\/p\u003e\n\u003ch4 data-start=\"981\" data-end=\"1036\"\u003ewhy is my pump losing flow does sw 21 006 fix it\u003c\/h4\u003e\n\u003ch4 data-start=\"1037\" data-end=\"1096\"\u003epump making grinding sound should i replace impeller\u003c\/h4\u003e\n\u003ch4 data-start=\"1097\" data-end=\"1157\"\u003ewill sw 21 006 restore pressure on whisperflo wf e 12\u003c\/h4\u003e\n\u003ch4 data-start=\"1158\" data-end=\"1220\"\u003ehow to tell if impeller or diffuser is causing low flow\u003c\/h4\u003e\n\u003ch4 data-start=\"1221\" data-end=\"1281\"\u003edoes sw 21 006 help reduce vibration in pentair pumps\u003c\/h4\u003e\n\u003ch2 data-start=\"1283\" data-end=\"1313\"\u003eBuying SW-21-006 In Store\u003c\/h2\u003e\n\u003cp data-start=\"1314\" data-end=\"1462\"\u003eBring your pump model number or old impeller for quick matching. Store staff can confirm the replacement and provide seals for a complete rebuild.\u003c\/p\u003e\n\u003ch4 data-start=\"1463\" data-end=\"1527\"\u003ebuy swimables sw 21 006 impeller in store near chatsworth\u003c\/h4\u003e\n\u003ch4 data-start=\"1528\" data-end=\"1594\"\u003eavailable locally sw 21 006 impeller for pentair whisperflo\u003c\/h4\u003e\n\u003ch4 data-start=\"1595\" data-end=\"1657\"\u003econfirm in store stock of sw 21 006 before pump rebuild\u003c\/h4\u003e\n\u003ch4 data-start=\"1658\" data-end=\"1716\"\u003ewalk in with old impeller to compare with sw 21 006\u003c\/h4\u003e\n\u003ch4 data-start=\"1717\" data-end=\"1780\"\u003eswap defective impeller in store if fitment is incorrect\u003c\/h4\u003e","brand":"Swimables","offers":[{"title":"Default Title","offer_id":50735774007584,"sku":"SW-21-006","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0922\/3326\/9536\/files\/SW-21-006SwimablesPentairWhisperFlo3HPImpeller073131DiscountPoolMart.jpg?v=1760391492","url":"https:\/\/discountpoolmart.com\/products\/sw-21-006-swimables-pentair-whisperflo-3hp-impeller-073131","provider":"Discount Pool Mart","version":"1.0","type":"link"}