{"product_id":"bomba-sumergible-lorentz-pu1800-c-sj8-7","title":"Lorentz PU1800 C-SJ8-7 Submersible Solar Pump 13 m³\/h 40 m Centrifugal","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eLorentz PU1800 C-SJ8-7 Submersible Solar Pump\u003c\/strong\u003e is a pump unit designed to offer an excellent balance between flow rate and pressure in 4\" boreholes. It combines the centrifugal hydraulic body \u003cstrong\u003ePE C-SJ8-7\u003c\/strong\u003e in AISI 304 stainless steel with a high-efficiency ECDRIVE submersible motor. It reaches up to \u003cstrong\u003e13 m³\/h\u003c\/strong\u003e and \u003cstrong\u003e40 m\u003c\/strong\u003e head, making it ideal for sprinkler\/low-medium pressure irrigation, elevated tanks, and transfers with elevation difference. This version is \u003cstrong\u003ePU (does not include controller)\u003c\/strong\u003e, intended for integration with Lorentz controllers that provide MPPT, protections, and automation with probes and float switches.\u003c\/p\u003e\n\n\u003ch3\u003eMain Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHydraulic performance: \u003cstrong\u003e13 m³\/h\u003c\/strong\u003e flow rate and \u003cstrong\u003e40 m\u003c\/strong\u003e head for 4\" wells.\u003c\/li\u003e\n  \u003cli\u003eHydraulics \u003cstrong\u003ePE C-SJ8-7\u003c\/strong\u003e with integrated check valve and efficiency ≈ \u003cstrong\u003e63 %\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003eECDRIVE 1200\/1800-C motor, brushless, \u003cstrong\u003eIP68\u003c\/strong\u003e, water-lubricated; nominal power ≈ \u003cstrong\u003e1.7 kW\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003eConstruction in \u003cstrong\u003eAISI 304 stainless steel\u003c\/strong\u003e for all parts in contact with water.\u003c\/li\u003e\n  \u003cli\u003eLorentz modular architecture: fast assembly and maintenance, original spare parts available.\u003c\/li\u003e\n  \u003cli\u003eSilent operation and low maintenance (no brushes or electronics in the motor).\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 at multiple outlets and tanks at elevated levels.\u003c\/li\u003e\n  \u003cli\u003eLong service life thanks to stainless materials and sealed motor design.\u003c\/li\u003e\n  \u003cli\u003eIntegrated check valve that protects the installation and prevents backflow.\u003c\/li\u003e\n  \u003cli\u003eScalable: by adding a Lorentz controller, you obtain MPPT, protections, and level control.\u003c\/li\u003e\n  \u003cli\u003eIdeal as a replacement pump unit in existing systems or as a base for a new system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePurpose or Applications\u003c\/h3\u003e\n\u003cp\u003eSuitable for agriculture and livestock, internal networks on farms, transfers with elevation difference, tank filling, and sprinkler\/low-medium pressure irrigation in off-grid or hybrid solar installations.\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 PU1800 C-SJ8-7\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-SJ8-7 with check valve\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMaximum flow rate \/ head\u003c\/td\u003e\n\u003ctd\u003e13 m³\/h \/ 40 m\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003eECDRIVE 1200\/1800-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≈ 1.7 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\u003e4\"\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≈ 14 kg (motor ≈ 7.0 kg + hydraulics ≈ 6.5 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 PS2-1800 family (they add MPPT, protections, inputs for well probe and float switches). When pairing with PS2-1800, size the PV generator for \u003cstrong\u003eaggregate Vmp \u0026gt; 102 V\u003c\/strong\u003e, \u003cstrong\u003etotal Voc ≤ 200 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 PU1800 C-SJ8-7\u003c\/strong\u003e provides pressure and flow with industrial reliability, enabling high-performance \u003cstrong\u003esubmersible solar pump\u003c\/strong\u003e systems in 4\" wells.\u003c\/p\u003e","brand":"Lorentz","offers":[{"title":"Default Title","offer_id":51503194669397,"sku":"LOREBOM045","price":1387.71,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/0252\/6805\/files\/PU-1800-C-SJ8-7.png?v=1762627686","url":"https:\/\/aurensol.net\/en\/products\/bomba-sumergible-lorentz-pu1800-c-sj8-7","provider":"Aurensol","version":"1.0","type":"link"}