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A technician kneeling in a basement utility room holds up a dirty, clogged suction strainer basket dripping with water, removed from the intake hose of a stainless steel RAFSUN jet pump system. Other pumps and an open toolbox are on the wet floor, visualizing a primary reason when asking: What causes a pump to become starved?A technician kneeling in a basement utility room holds up a dirty, clogged suction strainer basket dripping with water, removed from the intake hose of a stainless steel RAFSUN jet pump system. Other pumps and an open toolbox are on the wet floor, visualizing a primary reason when asking: What causes a pump to become starved?
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A person, viewed from behind, uses a high-pressure spray lance connected to a modern black and silver RAFSUN pump unit sitting on a backyard lawn. They are powerfully blasting stubborn moss and dirt off concrete patio tiles, providing a clear visual demonstration when asking: What is the purpose of a high pressure pump?
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A technician in blue workwear kneels on a concrete floor in an industrial setting, pointing directly at a water leak pooling underneath a stainless steel RAFSUN pump system with a black pressure tank. This scene demonstrates a typical maintenance issue, visually answering the question: What is the most common problem of a water pump? Another modern pump unit sits beside it.
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A mechanic in a busy workshop reviews pricing estimates on a tablet and paperwork, surrounded by old, rusty car parts, a new car water pump, and a large blue RAFSUN submersible well pump. This scene visualizes the process of calculating costs when asking: How much should replacing a water pump cost?
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A technician wearing protective gloves uses a brush to scrub white mineral deposits off a disassembled metal RAFSUN water pump housing, submerging it in a tub of vinegar solution. A large glass jug of white vinegar sits on the wooden workbench alongside removed rubber seals and a plastic impeller, demonstrating the process and considerations when asking: Can you use vinegar to clean a water pump?
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A technician in an agricultural field pulls a submersible pump from a well casing to diagnose low flow. A new RAFSUN surface booster pump sits nearby ready for installation, illustrating the process of how to increase water pressure in a submersible pump system for irrigation.
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A technician wearing a cap and gloves kneels in a dimly lit utility room basement, actively diagnosing a stainless steel RAFSUN water pump and black pressure tank system. Tools and a bucket are on the concrete floor beside him as he works on the pump's electrical box, demonstrating a step in learning how to fix low pressure on a water pump.
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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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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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