{"product_id":"sunrotor-sr-5-helical-rotor-solar-pump-2-submersible","title":"SunRotor SR-5 - 36VDC Helical Rotor Solar Pump (2\" Submersible)","description":"\u003cp data-start=\"119\" data-end=\"1184\"\u003eThe SR-5 is a slim, 2-inch submersible helical-rotor (progressive-cavity) pump engineered for reliable solar water delivery from narrow wells and sand-points where suction pumps can’t reach. Its positive-displacement rotor\/stator generates high pressure at low RPM, so it begins producing water early, runs efficiently through low-irradiance hours, and maintains steady flow as total dynamic head increases.\u003c\/p\u003e \u003cp data-start=\"119\" data-end=\"1184\"\u003eThe SR-5’s stainless construction, single moving part, and fully rebuildable design make it a field-serviceable workhorse for ranch tanks, wildlife waterers, off-grid cabins, and remote homesteads. Powered by a matched SunRotor DC controller, it accepts solar, battery, or hybrid input and supports multiple array options, letting you tailor lift\/flow for your site while protecting the motor with proper soft start, current limiting, and dry-run safeguards. A\u003c\/p\u003e \u003cp data-start=\"119\" data-end=\"1184\"\u003estandard 3\/4\" FNPT outlet, wide input-voltage window, and conservative thermal protection round out a pump built for uptime and low lifetime cost. \u003cspan data-state=\"closed\"\u003e\u003cspan data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e \u003ch2 data-start=\"1186\" data-end=\"1206\"\u003eProduct Details\u003c\/h2\u003e \u003cul data-start=\"1207\" data-end=\"2245\"\u003e \u003cli data-start=\"1207\" data-end=\"1336\"\u003e \u003cp data-start=\"1209\" data-end=\"1336\"\u003eNarrow-casing fit: 2\" OD submersible body for small wells where 4\" pumps won’t fit. \u003cspan data-state=\"closed\"\u003e\u003cspan data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e \u003c\/li\u003e \u003cli data-start=\"1337\" data-end=\"1496\"\u003e \u003cp data-start=\"1339\" data-end=\"1496\"\u003eProgressive-cavity hydraulics: High head at low speed for early-morning start and late-day run time on modest PV. \u003cspan data-state=\"closed\"\u003e\u003cspan data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e \u003c\/li\u003e \u003cli data-start=\"1497\" data-end=\"1688\"\u003e \u003cp data-start=\"1499\" data-end=\"1688\"\u003eFlexible power options: Runs from solar, battery, or both via the SunRotor MRC-M50T DC controller; supports several panel configurations. \u003cspan data-state=\"closed\"\u003e\u003cspan data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e \u003c\/li\u003e \u003cli data-start=\"1689\" data-end=\"1875\"\u003e \u003cp data-start=\"1691\" data-end=\"1875\"\u003eReal-world performance: Up to ~3.9 GPM at 100 ft TDH with ~202.5 W \/ 38.2 V PV input (reference curve); max functional lift ~150 ft. \u003cspan data-state=\"closed\"\u003e\u003cspan data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e \u003c\/li\u003e \u003cli data-start=\"1876\" data-end=\"2042\"\u003e \u003cp data-start=\"1878\" data-end=\"2042\"\u003eField serviceable: Single moving part, rebuildable rotor\/stator; designed for long life and straightforward maintenance.\u003c\/p\u003e \u003c\/li\u003e \u003cli data-start=\"2043\" data-end=\"2245\"\u003e \u003cp data-start=\"2045\" data-end=\"2245\"\u003eInstaller friendly: 3\/4\" FNPT outlet, clear controller pairings, and multiple array recipes (e.g., one 335 W 24 V panel, or two 195 W 24 V in parallel).\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003ch2 data-start=\"2247\" data-end=\"2274\"\u003eTechnical Specifications\u003c\/h2\u003e \u003cdiv\u003e \u003cdiv tabindex=\"-1\"\u003e \u003ctable data-start=\"2276\" data-end=\"2967\"\u003e \u003cthead data-start=\"2276\" data-end=\"2304\"\u003e \u003ctr data-start=\"2276\" data-end=\"2304\"\u003e \u003cth data-start=\"2276\" data-end=\"2287\" data-col-size=\"sm\"\u003eCategory\u003c\/th\u003e \u003cth data-start=\"2287\" data-end=\"2304\" data-col-size=\"md\"\u003eSpecification\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody data-start=\"2315\" data-end=\"2967\"\u003e \u003ctr data-start=\"2315\" data-end=\"2377\"\u003e \u003ctd data-start=\"2315\" data-end=\"2327\" data-col-size=\"sm\"\u003ePump type\u003c\/td\u003e \u003ctd data-start=\"2327\" data-end=\"2377\" data-col-size=\"md\"\u003eHelical-rotor (progressive-cavity) submersible\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2378\" data-end=\"2414\"\u003e \u003ctd data-start=\"2378\" data-end=\"2402\" data-col-size=\"sm\"\u003eNominal motor voltage\u003c\/td\u003e \u003ctd data-start=\"2402\" data-end=\"2414\" data-col-size=\"md\"\u003e36 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2415\" data-end=\"2482\"\u003e \u003ctd data-start=\"2415\" data-end=\"2436\" data-col-size=\"sm\"\u003eUsable input range\u003c\/td\u003e \u003ctd data-start=\"2436\" data-end=\"2482\" data-col-size=\"md\"\u003e12–36 VDC (via SunRotor DC controller)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2483\" data-end=\"2531\"\u003e \u003ctd data-start=\"2483\" data-end=\"2502\" data-col-size=\"sm\"\u003eTypical PV power\u003c\/td\u003e \u003ctd data-start=\"2502\" data-end=\"2531\" data-col-size=\"md\"\u003e195–390 W recommended\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2532\" data-end=\"2589\"\u003e \u003ctd data-start=\"2532\" data-end=\"2553\" data-col-size=\"sm\"\u003eController pairing\u003c\/td\u003e \u003ctd data-start=\"2553\" data-end=\"2589\" data-col-size=\"md\"\u003eMRC-M50T DC input controller\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2590\" data-end=\"2640\"\u003e \u003ctd data-start=\"2590\" data-end=\"2618\" data-col-size=\"sm\"\u003eMax functional lift (TDH)\u003c\/td\u003e \u003ctd data-start=\"2618\" data-end=\"2640\" data-col-size=\"md\"\u003e~150 ft (46 m)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2641\" data-end=\"2713\"\u003e \u003ctd data-start=\"2641\" data-end=\"2665\" data-col-size=\"sm\"\u003eExample flow @ 100 ft\u003c\/td\u003e \u003ctd data-start=\"2665\" data-end=\"2713\" data-col-size=\"md\"\u003e~3.9 GPM with ~202.5 W \/ 38.2 V PV input\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2714\" data-end=\"2751\"\u003e \u003ctd data-start=\"2714\" data-end=\"2734\" data-col-size=\"sm\"\u003eOutlet connection\u003c\/td\u003e \u003ctd data-start=\"2734\" data-end=\"2751\" data-col-size=\"md\"\u003e3\/4\" FNPT\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2752\" data-end=\"2797\"\u003e \u003ctd data-start=\"2752\" data-end=\"2768\" data-col-size=\"sm\"\u003ePower sources\u003c\/td\u003e \u003ctd data-start=\"2768\" data-end=\"2797\" data-col-size=\"md\"\u003eSolar, battery, or hybrid\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2798\" data-end=\"2869\"\u003e \u003ctd data-start=\"2798\" data-end=\"2813\" data-col-size=\"sm\"\u003eConstruction\u003c\/td\u003e \u003ctd data-start=\"2813\" data-end=\"2869\" data-col-size=\"md\"\u003eStainless submersible body; serviceable rotor\/stator\u003c\/td\u003e \u003c\/tr\u003e \u003ctr data-start=\"2870\" data-end=\"2967\"\u003e \u003ctd data-start=\"2870\" data-end=\"2893\" data-col-size=\"sm\"\u003eTypical applications\u003c\/td\u003e \u003ctd data-start=\"2893\" data-end=\"2967\" data-col-size=\"md\"\u003eLivestock \u0026amp; wildlife tanks, cabin\/domestic supply, remote water points\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003c\/div\u003e","brand":"Sunrotor","offers":[{"title":"Default Title","offer_id":55064587927891,"sku":null,"price":924.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1076\/9324\/4755\/files\/SR5.jpg?v=1790371526","url":"https:\/\/progradewarehouse.com\/products\/sunrotor-sr-5-helical-rotor-solar-pump-2-submersible","provider":"PRO GRADE WAREHOUSE","version":"1.0","type":"link"}