{"product_id":"bomba-sumergible-lorentz-pu4000-c-sj17-4","title":"Lorentz PU4000 C-SJ17-4 Submersible Solar Pump 26m³\/h 45m","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eLorentz PU4000 C-SJ17-4 Submersible Solar Pump\u003c\/strong\u003e is a pump unit (Pump Unit) designed for balanced flow and pressure in professional applications. It integrates a high-efficiency ECDRIVE 4000-C submersible motor and the PE C-SJ17-4 centrifugal hydraulic body in AISI 304 stainless steel, reaching up to 26 m³\/h and 45 m head. This PU version \u003cstrong\u003edoes not include a controller\u003c\/strong\u003e, so it is intended to be combined with Lorentz controllers from its platform to operate with photovoltaic energy with MPPT, protections, and automation via probes and float switches.\u003c\/p\u003e\n\n\u003ch3\u003eMain Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMaximum flow \u003cstrong\u003e26 m³\/h\u003c\/strong\u003e and maximum head \u003cstrong\u003e45 m\u003c\/strong\u003e (6\" wells).\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eCentrifugal C-SJ17-4\u003c\/strong\u003e hydraulics with integrated check valve; efficiency ≈69%.\u003c\/li\u003e\n  \u003cli\u003eECDRIVE 4000-C motor, brushless, \u003cstrong\u003eIP68\u003c\/strong\u003e, water-lubricated; nominal power ~\u003cstrong\u003e4.0 kW\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003eConstruction in \u003cstrong\u003eAISI 304 stainless steel\u003c\/strong\u003e for long service life in clean water.\u003c\/li\u003e\n  \u003cli\u003eLorentz modular architecture: simple servicing and original spare parts available.\u003c\/li\u003e\n  \u003cli\u003eSilent operation and minimal maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdvantages or Benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eExcellent flow–pressure balance for irrigation to multiple outlets and elevated tanks.\u003c\/li\u003e\n  \u003cli\u003eSuperior durability thanks to stainless materials and the sealed motor design.\u003c\/li\u003e\n  \u003cli\u003eCheck valve that protects the water column and prevents backflow.\u003c\/li\u003e\n  \u003cli\u003eScalability: by adding a Lorentz controller, MPPT, protections, and level control are obtained.\u003c\/li\u003e\n  \u003cli\u003eQuick installation in 6\" wells and easy integration into new or existing solar systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePurpose or Applications\u003c\/h3\u003e\n\u003cp\u003eSuitable for agricultural irrigation, livestock, transfers between tanks, filling reservoirs, and supplying networks at low\/medium pressure in off-grid or hybrid installations that prioritize reliability and energy efficiency.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eLorentz PU4000 C-SJ17-4\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003ePump unit (PU) \u003cstrong\u003ewithout controller\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eHydraulics\u003c\/td\u003e\n\u003ctd\u003eCentrifugal PE C-SJ17-4 with check valve\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMax flow \/ head\u003c\/td\u003e\n\u003ctd\u003e26 m³\/h \/ 45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eHydraulic efficiency\u003c\/td\u003e\n\u003ctd\u003e≈ 69 %\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003eECDRIVE 4000-C, brushless, IP68, water-lubricated\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eNominal motor power\u003c\/td\u003e\n\u003ctd\u003e≈ 4.0 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMaterials in contact\u003c\/td\u003e\n\u003ctd\u003eAISI 304 stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMinimum well diameter\u003c\/td\u003e\n\u003ctd\u003e6\"\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eWater temperature\u003c\/td\u003e\n\u003ctd\u003e≤ 50 °C (clean water)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMaximum immersion\u003c\/td\u003e\n\u003ctd\u003eUp to 150 m (depending on installation)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eUnit weight\u003c\/td\u003e\n\u003ctd\u003e≈ 20 kg (motor ≈ 10 kg + hydraulics ≈ 9.5 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibilities\u003c\/h3\u003e\n\u003cp\u003eThis unit \u003cstrong\u003edoes not include a controller\u003c\/strong\u003e. It is compatible with Lorentz controllers from the same platform (e.g., PS2-4000) that provide MPPT and protections. When pairing with PS2-4000, size the PV generator for \u003cstrong\u003eaggregate Vmp \u0026gt; 238 V\u003c\/strong\u003e, \u003cstrong\u003etotal Voc ≤ 375 V DC\u003c\/strong\u003e, and an \u003cstrong\u003eIsc\u003c\/strong\u003e within the controller's admissible range. Use Lorentz accessories and spare parts from the C-SJ series and ECDRIVE motors.\u003c\/p\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eLorentz PU4000 C-SJ17-4\u003c\/strong\u003e offers pressure and flow with industrial reliability, ideal for building high-performance \u003cstrong\u003esubmersible solar pump\u003c\/strong\u003e systems in professional projects.\u003c\/p\u003e","brand":"Lorentz","offers":[{"title":"Default Title","offer_id":51503197192533,"sku":"LOREBOM065","price":2231.22,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/0252\/6805\/files\/PU-4000-C-SJ17-4.png?v=1762627704","url":"https:\/\/aurensol.net\/en\/products\/bomba-sumergible-lorentz-pu4000-c-sj17-4","provider":"Aurensol","version":"1.0","type":"link"}