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Domestic water pressure boosting installation using a RAFSUN smart booster pump under a household sink, showing a professional installer connecting the pump to home plumbing while strong, consistent water flow runs from the kitchen faucet, demonstrating improved water pressure for showers, taps, and daily domestic water use in a modern residential setting.
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What size solar system do I need to run a pool pump? A professional technician evaluates a RAFSUN high-efficiency variable-speed pool pump installed beside a residential swimming pool, powered by a dedicated solar panel system. The image shows multiple solar panels supplying clean energy to a modern DC pool pump, demonstrating how proper solar system sizing depends on pump wattage and efficiency to ensure reliable pool circulation while reducing electricity costs.
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How many solar panels do I need to run a pool pump? A professional installer inspects a RAFSUN solar-powered pool pump system beside a residential swimming pool, with multiple solar panels supplying clean energy to a high-efficiency variable-speed pool pump. The image shows a real-world solar pool pump setup designed to reduce electricity costs while ensuring reliable water circulation, highlighting how pump efficiency determines the required number of solar panels.
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Is a submersible pump safe for drinking water? This image shows a RAFSUN stainless steel submersible pump being carefully installed into a deep well by professional technicians wearing protective gloves. The corrosion-resistant pump body and hermetically sealed motor are designed specifically for potable drinking water applications, helping prevent contamination and maintain water purity. Nearby clear water samples and testing equipment highlight the importance of clean, safe, and certified water supply systems for residential and rural drinking water use.
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Two technicians install a stainless steel submersible pump into a very deep well using a hoist system, while the pump is shown descending far below the surface into a narrow rock-lined borehole. The image demonstrates how RAFSUN submersible pumps are engineered to reach extreme depths, with standard models operating around 50 to 100 meters and specialized deep-well pumps capable of pumping water from over 300 meters, clearly answering the question: How deep can a submersible pump go?
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A professional installer lowers a stainless steel submersible pump into a deep well while another technician handles a pump partially lifted from the well for inspection, demonstrating real-world underwater operating conditions. The image shows how RAFSUN submersible pumps are designed to be left in water continuously, featuring sealed motors and corrosion-resistant construction that allow safe, reliable operation while fully submerged, clearly answering the question: Can a submersible pump be left in water?
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A technician inspects a failed capacitor inside a traditional single-phase pump control box while another installer lowers a modern stainless steel submersible pump into a well, illustrating how RAFSUN submersible pumps can run without a capacitor. The image contrasts capacitor-dependent AC pumps with electronically controlled BLDC and three-phase motor submersible pumps, explaining why modern designs start reliably, operate efficiently, and eliminate capacitor-related failures, clearly answering the question: Can a submersible pump run without a capacitor?
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A homeowner reviews a high electricity bill while a technician installs a modern stainless steel submersible pump beside solar panels, demonstrating why RAFSUN submersible pumps do not use a lot of electricity. The image highlights an energy-efficient well water system powered by a high-efficiency BLDC motor, showing how modern submersible pump technology reduces power consumption, delivers reliable water pressure, and can operate efficiently with solar energy for residential use, clearly answering the question: Does a submersible pump use a lot of electricity?
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A professional installer lowers a stainless steel submersible pump into a residential well, illustrating why homeowners choose RAFSUN submersible pumps for home use. The image contrasts an old, noisy jet pump system with a modern, submerged pump that delivers strong and consistent water pressure, quiet operation, and reliable performance for household well water systems, answering the question: Is a submersible pump good for home use?
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How long can a pump run dry before damage? A realistic outdoor scene showing technicians inspecting an overheated RAFSUN well pump running dry, with visible heat, dry ground, and a solar panel system nearby, illustrating how lack of water causes rapid overheating, loss of lubrication, and severe pump damage in well and solar pumping applications.
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How does a multistage pump work? This image shows a RAFSUN multistage pump in a professional engineering environment, displayed in a cutaway design that reveals multiple impellers arranged in series on a single shaft. Technicians demonstrate how water pressure increases stage by stage as fluid passes through each impeller, illustrating the operating principle of a multistage centrifugal pump used for high-rise buildings, industrial water boosting, and high-pressure applications. The internal motor, electronic control components, and precision impeller stages highlight how RAFSUN multistage pumps generate high discharge pressure efficiently.
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What is a vertical multistage pump? A professional technician inspects a RAFSUN vertical multistage pump installed in a building water boosting system, featuring a stainless steel multi-impeller design, compact vertical structure, pressure tank connection, and high-pressure centrifugal performance for efficient water supply and pressure boosting applications.
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RAFSUN flagship inverter booster pumps product lineup for factory direct sales, featuring BWD Cullinan (900–2200W), BWE Bentayga (750–1500W), RUC Urus (370–1100W), and REB Huracan (370–750W). These high-efficiency RAFSUN Inverter Booster Pumps deliver constant water pressure, energy savings, and reliable performance for residential, commercial, and multi-story building applications.

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