{"product_id":"grundfos-7s-sp-4-in-submersible-pump-end","title":"Grundfos 7S SP 4 in Submersible Pump End","description":"\u003c!-- TABS --\u003e\n\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cdiv class=\"gs\"\u003e\n\n\u003cdiv class=\"gs-head\"\u003e\n\u003cdiv class=\"gs-eyebrow\"\u003eGrundfos · Submersible Pump End\u003c\/div\u003e\n\u003cdiv class=\"gs-title\"\u003e7S SP 4 in Pump End\u003c\/div\u003e\n\u003cdiv class=\"gs-sub\"\u003e7 GPM class stainless steel SP pump end, motor not included: 6 builds for 1\/2 to 2 HP motors.\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"gs-badges\"\u003e\n\u003cdiv class=\"gs-badge\"\u003e7 GPM Rated Flow\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003e1\/2-2 HP\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003e164-630 ft Nominal Head\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003e1 in NPT Discharge\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003e4 in Motor Fit\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003eGrundfos Motor Flange\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003eBuilt-In Check Valve\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003eAISI 304 Stainless Steel\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003ecCSAus\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003e9.3-22.0 lb Weight\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#FFFFFF;border:1px solid #C7CBD1;border-top:3px solid #B3122A;padding:12px 16px 12px;margin:16px 0 4px;font-size:13.5px;line-height:1.55;color:#4A4A4F\"\u003e\n\u003cdiv style=\"font-family:Arial Black,Arial,sans-serif;font-size:11px;letter-spacing:1.2px;text-transform:uppercase;color:#B3122A;margin-bottom:8px\"\u003eWhat Ships and What It Needs to Run\u003c\/div\u003e\n\u003cp style=\"margin:0 0 6px\"\u003e\u003cstrong style=\"color:#B3122A\"\u003eIncluded:\u003c\/strong\u003e the Grundfos 7S SP pump end with its built-in check valve.\u003c\/p\u003e\n\u003cp style=\"margin:0\"\u003e\u003cstrong style=\"color:#B3122A\"\u003eSubmersible motor required, ordered separately.\u003c\/strong\u003e The pump end mounts on a 4 in submersible motor with a Grundfos motor flange, plus the motor’s control: a control box for a single-phase 3-wire motor, or a starter or drive for a three-phase motor. The motor horsepower and diameter for each build are in the Models \u0026amp; Ratings table.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003eOverview\u003c\/div\u003e\n\u003cdiv class=\"gs-lead\"\u003e\n\u003cp\u003eThe Grundfos 7S is the 7 GPM class of the SP 4 in submersible range, sold here as the pump end alone: stainless steel chambers and impellers with a built-in check valve, ready to mount on a submersible motor. Pump and impellers are AISI 304 stainless steel. Use it to rebuild an SP installation on a sound motor, or to build a pump around a motor you already have; the complete 7S pump with a Grundfos motor is listed separately.\u003c\/p\u003e\n\u003cp\u003eThe 7S pump end has a Grundfos motor flange and a splined or cylindrical shaft end, per build. Match the motor horsepower and diameter in the selector, and the flange to your motor; send us the motor model and we will confirm the fit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#E1E3E6;border-left:3px solid #B8BDC4;padding:8px 14px;font-size:11.5px;color:#4A4A4F;margin-top:14px;line-height:1.5\"\u003eGenuine Grundfos equipment, factory-new in original packaging — sold and supported by Watermain Supply, an independent industrial supplier.\u003c\/div\u003e\n\n\u003cdiv class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003eWarranty\u003c\/div\u003e\n\u003cdiv class=\"gs-lead\"\u003e\u003cp\u003e24 months from date of installation, but not more than 30 months from date of manufacture. In Grundfos's words, products are “warranted to the original user only to be free of defects in material and workmanship”; the full terms are in the installation and operating instructions on the Data Sheet tab.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003eSingle Pump or a Set?\u003c\/div\u003e\n\u003cdiv class=\"gs-lead\"\u003e\u003cp\u003eEach pump end builds one pump for one well. For a duty\/standby pair, or a flow outside the 7S range, send us the duty: the other SP 4 in flow classes run from 5 to 77 GPM, and we will size the set with you.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003eCheck the Part Number\u003c\/div\u003e\n\u003cdiv class=\"gs-lead\"\u003e\n\u003cp\u003eThe model code reads flow class, horsepower and stages: \u003cstrong\u003e7S10-19\u003c\/strong\u003e is the 7S for a 1 HP motor with 19 stages. In the selector, choose the motor horsepower first, then the model; each model shows the head it adds at 7 GPM. Order by part number; every build is in the Models \u0026amp; Ratings table.\u003c\/p\u003e\n\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003eModels \u0026amp; Ratings\u003c\/div\u003e\n\u003cdiv class=\"table-wrapper\"\u003e\u003ctable class=\"gs-tbl\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003ePart No.\u003c\/th\u003e\n\u003cth\u003eMotor HP\u003c\/th\u003e\n\u003cth\u003eMotor\u003c\/th\u003e\n\u003cth\u003eDischarge\u003c\/th\u003e\n\u003cth\u003eMin. Well\u003c\/th\u003e\n\u003cth\u003eNominal Head at 7 GPM, ft\u003c\/th\u003e\n\u003cth\u003eNet Weight, lb\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e7S05-8\u003c\/td\u003e\n\u003ctd\u003e3010008\u003c\/td\u003e\n\u003ctd\u003e1\/2\u003c\/td\u003e\n\u003ctd\u003e4 in\u003c\/td\u003e\n\u003ctd\u003e1 in NPT female\u003c\/td\u003e\n\u003ctd\u003e4 in\u003c\/td\u003e\n\u003ctd\u003e164\u003c\/td\u003e\n\u003ctd\u003e9.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7S05-11\u003c\/td\u003e\n\u003ctd\u003e3010011\u003c\/td\u003e\n\u003ctd\u003e1\/2\u003c\/td\u003e\n\u003ctd\u003e4 in\u003c\/td\u003e\n\u003ctd\u003e1 in NPT female\u003c\/td\u003e\n\u003ctd\u003e4 in\u003c\/td\u003e\n\u003ctd\u003e222\u003c\/td\u003e\n\u003ctd\u003e10.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7S07-15\u003c\/td\u003e\n\u003ctd\u003e3010015\u003c\/td\u003e\n\u003ctd\u003e3\/4\u003c\/td\u003e\n\u003ctd\u003e4 in\u003c\/td\u003e\n\u003ctd\u003e1 in NPT female\u003c\/td\u003e\n\u003ctd\u003e4 in\u003c\/td\u003e\n\u003ctd\u003e303\u003c\/td\u003e\n\u003ctd\u003e13.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7S10-19\u003c\/td\u003e\n\u003ctd\u003e3010019\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003e4 in\u003c\/td\u003e\n\u003ctd\u003e1 in NPT female\u003c\/td\u003e\n\u003ctd\u003e4 in\u003c\/td\u003e\n\u003ctd\u003e385\u003c\/td\u003e\n\u003ctd\u003e15.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7S15-26\u003c\/td\u003e\n\u003ctd\u003e3010026\u003c\/td\u003e\n\u003ctd\u003e1-1\/2\u003c\/td\u003e\n\u003ctd\u003e4 in\u003c\/td\u003e\n\u003ctd\u003e1 in NPT female\u003c\/td\u003e\n\u003ctd\u003e4 in\u003c\/td\u003e\n\u003ctd\u003e525\u003c\/td\u003e\n\u003ctd\u003e18.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7S20-32\u003c\/td\u003e\n\u003ctd\u003e3010032\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003e4 in\u003c\/td\u003e\n\u003ctd\u003e1 in NPT female\u003c\/td\u003e\n\u003ctd\u003e4 in\u003c\/td\u003e\n\u003ctd\u003e630\u003c\/td\u003e\n\u003ctd\u003e22.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12.5px;color:#9B9EA3;margin-top:8px;line-height:1.55\"\u003ePart numbers, horsepower, motor size and minimum well: Grundfos US price list, effective January 1, 2026. Nominal head: Grundfos SP data booklet, 60 Hz, May 2026 (complete-pump tables for the same model and motor size; where two figures are shown, builds on different motors or voltages differ slightly). Discharge thread and net weight of the pump end: Grundfos Product Center.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003eShared Specifications\u003c\/div\u003e\n\u003cdiv class=\"table-wrapper\"\u003e\u003ctable class=\"gs-tbl\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated flow\u003c\/td\u003e\n\u003ctd\u003e7 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor horsepower\u003c\/td\u003e\n\u003ctd\u003e1\/2 to 2 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003e4 in submersible motor, Grundfos motor flange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarge\u003c\/td\u003e\n\u003ctd\u003e1 in NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum well\u003c\/td\u003e\n\u003ctd\u003e4 in (per build, Models \u0026amp; Ratings table)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCheck valve\u003c\/td\u003e\n\u003ctd\u003eBuilt in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLiquid temperature\u003c\/td\u003e\n\u003ctd\u003eUp to 140°F (60°C) at the pump end; the motor sets the working limit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApprovals\u003c\/td\u003e\n\u003ctd\u003ecCSAus and CULDWUS (Grundfos Product Center codes)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurve tolerance\u003c\/td\u003e\n\u003ctd\u003eISO 9906\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003ctd\u003ePump end only; motor and its control ordered separately\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003ePerformance — Will It Do What You Need?\u003c\/div\u003e\n\u003cp style=\"font-size:13.5px;margin-bottom:10px\"\u003eEvery 7S is rated at \u003cstrong\u003e7 GPM\u003c\/strong\u003e. The nominal head in the Models \u0026amp; Ratings table is the total head Grundfos publishes for each model at that rated flow, in feet. Pick a model whose nominal head covers your pumping level plus the pressure you need at the surface (2.31 ft per psi) plus pipe friction.\u003c\/p\u003e\n\u003cp style=\"font-size:12.5px;color:#9B9EA3;margin-top:8px;line-height:1.55\"\u003eSource: Grundfos SP data booklet, 60 Hz, May 2026 (SP 7S tables, pages 37-38). Performance conforms to ISO 9906. The 7S head curves are in the product images, and the 7S data sheet on the Data Sheet tab carries the full curves and tables.\u003c\/p\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 4px\"\u003e\n\u003ca href=\"\/pages\/submersible-well-pump-sizing-calculator\" style=\"flex:1 1 200px;text-align:center;display:block;background:#B3122A;color:#ffffff;font-family:Arial Black,Arial,sans-serif;font-size:12px;text-transform:uppercase;letter-spacing:1.2px;padding:11px 18px;text-decoration:none\"\u003eSubmersible Calculator\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003eBefore You Buy — The Limits That Decide the Fit\u003c\/div\u003e\n\u003cdiv class=\"table-wrapper\"\u003e\u003ctable class=\"gs-tbl\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eCheck\u003c\/th\u003e\n\u003cth\u003eWhat to confirm\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003eA 4 in submersible motor of the horsepower in the selector, with a Grundfos motor flange; ordered separately\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor control\u003c\/td\u003e\n\u003ctd\u003eControl box for a single-phase 3-wire motor; starter or drive for a three-phase motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWell size\u003c\/td\u003e\n\u003ctd\u003eCasing ID at least the minimum well for the build (Models \u0026amp; Ratings table)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDuty point\u003c\/td\u003e\n\u003ctd\u003eChoose the model from the Grundfos curve at your flow and total head. Send us the pumping level, pipe run and pressure and we will check it against the curve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003eMaterials of Construction\u003c\/div\u003e\n\u003cdiv class=\"table-wrapper\"\u003e\u003ctable class=\"gs-tbl\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003ePart\u003c\/th\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePump\u003c\/td\u003e\n\u003ctd\u003eStainless steel, EN 1.4301 (AISI 304)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpellers\u003c\/td\u003e\n\u003ctd\u003eStainless steel, EN 1.4301 (AISI 304)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12.5px;color:#9B9EA3;margin-top:8px;line-height:1.55\"\u003eSource: Grundfos Product Center.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"gs-contact\"\u003eFor engineering-led sizing and selection support or a factory submittal, email \u003ca href=\"mailto:sales@watermainsupply.com\"\u003esales@watermainsupply.com\u003c\/a\u003e or call \u003ca href=\"tel:18885104036\"\u003e1-888.510.4036\u003c\/a\u003e.\u003cbr\u003e© Watermain Supply — A division of E4 Industrial LLC\u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003ch5\u003eData Sheet\u003c\/h5\u003e\n\u003cdiv class=\"gs\"\u003e\n\u003cdiv class=\"gs-dl\"\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0264\/1913\/4527\/files\/Grundfos-SP-7S-Data-Sheet-60Hz.pdf?v=1790906035\" target=\"_blank\" rel=\"noopener\"\u003eSP 7S Data Sheet, 60 Hz\u003c\/a\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0264\/1913\/4527\/files\/Grundfos-SP-SPE-Installation-Operating-Instructions.pdf?v=1790731395\" target=\"_blank\" rel=\"noopener\"\u003eSP\/SPE Installation and Operating Instructions\u003c\/a\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0264\/1913\/4527\/files\/Grundfos-MS-MMS-Submersible-Motor-Guide.pdf?v=1790731394\" target=\"_blank\" rel=\"noopener\"\u003eMS\/MMS Submersible Motor Guide\u003c\/a\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0264\/1913\/4527\/files\/Grundfos-SP-Submersible-Pumps-Brochure.pdf?v=1790731387\" target=\"_blank\" rel=\"noopener\"\u003eSP Submersible Pumps Brochure\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cdiv class=\"gs\"\u003e\u003cdiv class=\"gs-sec\" style=\"margin-top:6px\"\u003e\n\u003cp style=\"font-size:13px;color:#9B9EA3\"\u003eProduct videos are being added to this listing. For a walkthrough in the meantime, email sales@watermainsupply.com.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003c!-- \/TABS --\u003e","brand":"Grundfos","offers":[{"title":"1\/2 HP \/ 7S05-8 - 164 ft at 7 GPM","offer_id":50562914615471,"sku":"3010008","price":893.15,"currency_code":"USD","in_stock":true},{"title":"1\/2 HP \/ 7S05-11 - 222 ft at 7 GPM","offer_id":50562914648239,"sku":"3010011","price":904.57,"currency_code":"USD","in_stock":true},{"title":"3\/4 HP \/ 7S07-15 - 303 ft at 7 GPM","offer_id":50562914681007,"sku":"3010015","price":1171.72,"currency_code":"USD","in_stock":true},{"title":"1 HP \/ 7S10-19 - 385 ft at 7 GPM","offer_id":50562914713775,"sku":"3010019","price":1534.79,"currency_code":"USD","in_stock":true},{"title":"1-1\/2 HP \/ 7S15-26 - 525 ft at 7 GPM","offer_id":50562914746543,"sku":"3010026","price":1808.79,"currency_code":"USD","in_stock":true},{"title":"2 HP \/ 7S20-32 - 630 ft at 7 GPM","offer_id":50562914779311,"sku":"3010032","price":2031.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0264\/1913\/4527\/files\/grundfos-sp-4-in-pump-end_3068fbbe-954a-4f36-aa93-e86a5ea41739.jpg?v=1790906465","url":"https:\/\/watermainsupply.com\/products\/grundfos-7s-sp-4-in-submersible-pump-end","provider":"Watermainsupply","version":"1.0","type":"link"}