{"title":"Solar Pressure Pumps","description":"\u003ch2\u003eWhat are solar pressure pumps?\u003c\/h2\u003e\n\u003cp\u003eThey are compact pumps (usually diaphragm type) that maintain \u003cstrong\u003epressure\u003c\/strong\u003e in the internal network using \u003cstrong\u003esolar energy\u003c\/strong\u003e. They operate at 12\/24 V DC powered by batteries charged with photovoltaic panels and suitable regulator\/inverter, providing typical flow rates of 2–19 l\/min and pressures of 30–100 PSI. They are suitable for off-grid homes, boats, and motorhomes, and are complemented with filters and pressure tanks for greater comfort.\u003c\/p\u003e\n\u003ch3\u003eAdvantages and limitations\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow consumption\u003c\/strong\u003e and high efficiency in off-grid systems.\u003c\/li\u003e\n\u003cli\u003eSelf-priming, compact size, and easy maintenance.\u003c\/li\u003e\n\u003cli\u003eLimitations: not designed for large continuous flow rates or for lifting from deep wells (for that, see \u003ca href=\"\/en\/collections\/bombas-sumergibles\"\u003esubmersible pumps\u003c\/a\u003e).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOff-grid home: supply to taps, shower, and appliances via intermediate tank.\u003c\/li\u003e\n\u003cli\u003eMarine and camper: stable pressure with low noise.\u003c\/li\u003e\n\u003cli\u003eRemote stations and light irrigation huts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to choose\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow rate\u003c\/strong\u003e (l\/min) according to simultaneous points: 6–10 l\/min for 1–2 points; 12–19 l\/min for 2–3 points.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure\u003c\/strong\u003e (PSI\/bar) compatible with your network and accessories.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 12 V (small systems) or 24 V (lower current and longer cable runs). See the \u003ca href=\"\/en\/collections\/bombas-de-presion-12v\"\u003e12V\u003c\/a\u003e and \u003ca href=\"\/en\/collections\/bombas-de-presion-24v\"\u003e24V\u003c\/a\u003e collections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComfort\u003c\/strong\u003e: add a pressure tank to reduce cycles and water hammer; add an inlet filter to protect the diaphragm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIndicative specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking voltage\u003c\/td\u003e\n\u003ctd\u003e12\/24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical flow rate\u003c\/td\u003e\n\u003ctd\u003e2.1–18.9 l\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eService pressure\u003c\/td\u003e\n\u003ctd\u003e30–100 PSI (≈2–6.9 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSelf-priming\u003c\/td\u003e\n\u003ctd\u003eYes (depending on model and suction height)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl\u003c\/td\u003e\n\u003ctd\u003eIntegrated pressure switch\/press-control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended accessories\u003c\/td\u003e\n\u003ctd\u003e50 µm filter, Ibaiondo pressure tank 20–100 L, check valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eBest practices\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSize wiring and fuse according to current (special attention at 12 V to minimize voltage drop).\u003c\/li\u003e\n\u003cli\u003eInstall a filter before the pump and purge the line at first start-up.\u003c\/li\u003e\n\u003cli\u003eAdjust the cut-off pressure if the model allows; periodically check seals and connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eComparisons and related accessories\u003c\/h3\u003e\n\u003cp\u003eIf you have a 230 V grid or inverter, consider \u003ca href=\"\/en\/collections\/bombas-de-presion-de-alterna\"\u003eAC pressure pumps\u003c\/a\u003e. For more detail by voltage, visit \u003ca href=\"\/en\/collections\/bombas-de-presion-12v\"\u003e12V\u003c\/a\u003e and \u003ca href=\"\/en\/collections\/bombas-de-presion-24v\"\u003e24V\u003c\/a\u003e. Complete the installation with \u003ca href=\"\/en\/collections\/accesorios-para-bombas\"\u003eaccessories\u003c\/a\u003e (pressure tanks, filters, protections) and, for maintenance, spare parts at \u003ca href=\"\/en\/collections\/repuestos-para-bombas\"\u003espare parts\u003c\/a\u003e. Return to the overview at \u003ca href=\"\/en\/collections\/bombas-de-presion\"\u003ePressure Pumps\u003c\/a\u003e or to \u003ca href=\"\/en\/collections\/bombas-de-agua\"\u003eWater Pumps\u003c\/a\u003e.\u003c\/p\u003e","products":[],"url":"https:\/\/aurensol.net\/en\/collections\/bombas-de-presion-solares.oembed","provider":"Aurensol","version":"1.0","type":"link"}