{"product_id":"bomba-sumergible-lorentz-pu4000-c-sj42-2","title":"Lorentz PU4000 C-SJ42-2 Submersible Solar Pump 53m³\/h 18m","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eLorentz PU4000 C-SJ42-2 Submersible Solar Pump\u003c\/strong\u003e is designed to move large volumes of water at medium head using photovoltaic energy. It integrates the brushless ECDrive 4000-C motor and the PE C-SJ42-2 centrifugal hydraulics, offering up to \u003cstrong\u003e53 m³\/h\u003c\/strong\u003e with \u003cstrong\u003e18 m\u003c\/strong\u003e of lift in 6” wells. Its modular architecture allows it to be combined with the Lorentz controller that best suits the PV array and installation requirements. This \u003cstrong\u003ePU (Pump Unit)\u003c\/strong\u003e version refers only to the pump unit; \u003cstrong\u003econtroller not included\u003c\/strong\u003e, providing flexibility for new projects or replacements in existing systems.\u003c\/p\u003e\n\n\u003ch3\u003eMain Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo-stage centrifugal hydraulics optimized for \u003cstrong\u003e53 m³\/h\u003c\/strong\u003e and \u003cstrong\u003e18 m\u003c\/strong\u003e head.\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eECDrive 4000-C\u003c\/strong\u003e brushless motor, water-filled and IP68: high efficiency, low maintenance, and long service life.\u003c\/li\u003e\n  \u003cli\u003eConstruction in \u003cstrong\u003eAISI 304 stainless steel\u003c\/strong\u003e and technical polymers for corrosion resistance and intensive service.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated non-return valve (NRV)\u003c\/strong\u003e to protect the water column and prevent backflow.\u003c\/li\u003e\n  \u003cli\u003eFormat for \u003cstrong\u003e6” wells\u003c\/strong\u003e, easy installation, and accessible servicing.\u003c\/li\u003e\n  \u003cli\u003eModularity: compatible with Lorentz controllers from the PS2 family\/other equivalents. \u003cstrong\u003eController not included\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdvantages or Benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh flow at medium head: ideal for gravity irrigation, rapid tank filling, and transfers between reservoirs.\u003c\/li\u003e\n  \u003cli\u003eReduced total cost of ownership: water-cooled brushless motor, no brushes or critical maintenance.\u003c\/li\u003e\n  \u003cli\u003eDesign flexibility: the installer selects the controller according to the PV array, wiring, and available protections.\u003c\/li\u003e\n  \u003cli\u003eGreater reliability and service life due to stainless materials, integrated NRV, and separate electronics.\u003c\/li\u003e\n  \u003cli\u003eQuiet and efficient operation in professional solar systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePurpose or Applications\u003c\/h3\u003e\n\u003cp\u003eTargeted at agricultural operations, livestock, ponds, and light industrial uses that require moving large volumes of water at intermediate heads. Also suitable for recirculation systems, elevated tank supply, and autonomous solar pumping solutions on farms or remote sites.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003ePump unit (PU): ECDrive 4000-C motor + PE C-SJ42-2 hydraulics; \u003cstrong\u003eno controller\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eHydraulic type\u003c\/td\u003e\n\u003ctd\u003eCentrifugal, 2 stages, integrated NRV\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMaximum flow rate\u003c\/td\u003e\n\u003ctd\u003e53 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMaximum head\u003c\/td\u003e\n\u003ctd\u003e18 m\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003eECDrive 4000-C, brushless, water-filled, IP68, ≈900–3,300 rpm (depending on controller)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eWell diameter\u003c\/td\u003e\n\u003ctd\u003e6”\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMaterials\u003c\/td\u003e\n\u003ctd\u003eAISI 304 stainless steel and technical polymers\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eWater temperature\u003c\/td\u003e\n\u003ctd\u003eUp to 50 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eImmersion depth\u003c\/td\u003e\n\u003ctd\u003eUp to 150 m (depending on installation design)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eApprox. weight\u003c\/td\u003e\n\u003ctd\u003e≈18–19 kg (pump unit)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMaintenance\u003c\/td\u003e\n\u003ctd\u003eLow; preventive inspection recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibilities\u003c\/h3\u003e\n\u003cp\u003eFor operation, a \u003cstrong\u003ecompatible Lorentz controller\u003c\/strong\u003e (for example, PS2-4000) and a photovoltaic array sized to the controller’s range (Vmp\/Voc and power within limits) are required. Usual accessories: level and dry well sensors, DC type II protections, submersible cable, and discharge pipe\/hose suitable for the flow and line length.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eLorentz PU4000 C-SJ42-2 Submersible Solar Pump\u003c\/strong\u003e provides a robust, efficient, and modular foundation for professional solar pumping projects seeking high flow and long-term reliability.\u003c\/p\u003e","brand":"Lorentz","offers":[{"title":"Default Title","offer_id":51503197552981,"sku":"LOREBOM067","price":2231.22,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/0252\/6805\/files\/PU-4000-C-SJ42-2.png?v=1762627711","url":"https:\/\/aurensol.net\/en\/products\/bomba-sumergible-lorentz-pu4000-c-sj42-2","provider":"Aurensol","version":"1.0","type":"link"}