15 years of experience

China Solar Pump Manufacturer

Rafsun provides expert solutions across the entire solar pumping spectrum:
Core Pumping Systems: DC Solar Well Pumps & AC/DC Submersible Pumps
Specialized Applications: Solar Booster Pumps, Solar Pool Pumps & Solar Sump Pumps
System Components: High-Performance Solar Pump Inverters.
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Our Full Range of Solar Water Pumps | Product Catalog

1 DC Solar Well Pump

DC Solar Well Pump

Eco-Friendly Water Source: Delivers clean water for off-grid irrigation and household supply using renewable energy, ensuring zero carbon emissions.

2 Hybrid Solar Submersible Pump

Hybrid Solar Submersible Pump

Intelligent Hybrid Power: Seamlessly utilizes both solar energy (DC) and grid electricity (AC) to maximize pumping efficiency and guarantee non-stop operation for critical irrigation schedules.

3 Solar Pool Pump

Solar Pool Pump

Zero Energy Costs: Harnesses free solar energy to automatically circulate and filter your pool, slashing your electricity bill and shrinking your carbon footprint.

4 Solar Booster Pump

Solar Booster Pump

High-Pressure Water Flow: Powered entirely by renewable energy to boost water pressure for crisp, powerful delivery in residential homes and agricultural irrigation lines.

5 Solar Sump Pump

Solar Sump Pump

Built for Ultimate Reliability: Constructed from premium corrosion-resistant materials to guarantee dependable, long-term flood protection in any residential or commercial setting.

Solar Pump Inverter

Solar Pump Inverter

Maximum Power Harvesting: Integrated MPPT technology intelligently optimizes sun power, boosting water output by up to 30% for industry-leading efficiency.

VSD Booster Pump

VSD Booster Pump

Versatile & Robust Solution: Ideal for both demanding residential and commercial applications, providing reliable, whisper-quiet performance for everything from luxury homes to multi-story buildings.

We are

Custom Pump Manufacturing | Your One-Stop OEM/ODM Solar & Water Pump Supplier

Uncompromising Manufacturing Quality: Our integrated Quality Assurance (QA) and Quality Control (QC) systems are non-negotiable. We guarantee superior production outcomes, ensuring every unit meets the highest standards for performance, reliability, and durability.

oem odm
1.5kW TD Series Solar Pump Inverter
1.5kW TD Series Solar Pump Inverter
1.5kW TD Series Solar Pump Inverter
1.5kW TD Series Solar Pump Inverter
1.5kW TD Series Solar Pump Inverter
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Years History
About Rafsun

Solar Water Pump Manufacturer & Supplier | Wholesale Pump Factory

Harness the sun for powerful, reliable water anywhere with Rafsun. We design and build high-efficiency solar water pump systems that work as hard as you do. Whether you need a straightforward DC solar pump for off-grid use, a flexible AC/DC hybrid solar pump for guaranteed uptime, or our advanced solar pump inverter to upgrade an existing system, we have the perfect solution.

What makes Rafsun different? We control everything. From our dedicated R&D team that pioneers new technology to our in-house production of the critical pump controller, we leave nothing to chance. Our complete manufacturing control system means you get a seamlessly integrated product built with high-precision equipment under the strictest quality control. The result is an energy-efficient solar pumping solution that delivers superior performance for your farm (agriculture), home (residential), or business (commercial), all at a competitive price. Experience the Rafsun difference: exceptional quality, built for the world.

Your Trusted B2B Pump Supplier | The Advantages of Choosing Rafsun

Engineering for Flawless Quality

We don’t just assemble motors; we engineer them in our fully integrated smart factory. From robotic precision machining to automated rotor assembly and high-efficiency winding, every data-driven process is optimized for one goal: delivering industrial motors with uncompromising quality and guaranteed performance.

Excellence in Every Detail

Every solar pump is precision-built through an automated, data-driven process that guarantees robust performance and longevity. This allows us to deliver a new standard in grid-independent water solutions—outperforming and outlasting conventional alternatives

Our Commitment to Perfection

Every solar water pump we build is individually certified on our test benches—its flow rate, pressure limits, and motor efficiency are validated and recorded. This is how we deliver unwavering reliability for your agricultural and off-grid water security.

Ultimate Protection for Your Products

From our factory floor to your field, our job isn’t done until your pump is safely in your hands. Our robust crating solution is the final step in our quality assurance process, guaranteeing zero out-of-box failures due to transit and ensuring your project starts without delay.

Safe and Efficient Transportation

Our integrated global logistics network ensures reliable, on-time delivery of your solar pumping systems worldwide. We offer tailored sea, air, and express solutions, all fully insured and complete with expert-prepared customs documentation, making us your trusted partner for global projects.

CE & ISO Certified Solar Pump Manufacturer | Quality & Compliance

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Solar Pump Manufacturer FAQ | Your Technical & Sales Questions Answered

Rafsun has been in the photovoltaic water pump business for 15 years. We have encountered various problems. The following are the issues that our customers are most concerned about.

How long is your product warranty? What is the after-sales service like?

1. Industry-Leading Protection: 2-year comprehensive warranty on all solar water pumps.
2. Installation Assistance: Complete technical documentation including wiring diagrams and installation videos for seamless setup.
3. Responsive Troubleshooting: For quality issues, submit photos/videos for remote diagnosis. Our technical team provides online troubleshooting guidance. If needed, we’ll ship replacement components at no additional cost.

How do I determine the amount of panels needed for my solar pump?

1. For proper solar panel sizing:
Calculate wattage requirement: Add 30-50% to pump wattage (minimum 30%, recommended 50%)

2. Solar panel open circuit voltage must not exceed pump’s maximum voltage
Optimal operation occurs when panel voltage falls within pump’s recommended working range

Will the solar water pump stop working when the well water is short of water?

Yes. Every Rafsun solar water pump features advanced dry run protection technology. When low water levels are detected, the pump:
1. Automatically suspends operation to prevent damage
2. Enters smart recovery mode with adjustable intervals
3. Restarts after your selected time period (30s, 15min, 1h, 6h, or 12h)
4. Operates completely autonomously to extend pump lifespan

Can the PV pump work properly on cloudy or overcast days?

1.Reduced efficiency operation: On cloudy days, the PV pump can still work, but the pumping volume will decrease as the intensity of sunlight decreases.
2.MPPT controller optimization: Our system is equipped with an advanced MPPT controller to maximize energy utilization in low-light conditions.
3.If you need a stable water supply, use it with a battery, or choose our ACDC Hybrid Solar Pump to ensure continuous water supply in rainy weather.

What maintenance work does the photovoltaic water pump system require? Is the maintenance cost high?

1. Low maintenance requirements: The system does not require fuel, has few moving parts, and the maintenance cost is much lower than that of a diesel pump.
2. Regular inspection items: It is recommended to clean the surface of the solar panel every quarter, check the firmness of the wiring, and check the water pump every year.
3. Long-term service life: The service life of the solar panel can reach 25 years, and the water pump can be used normally for 8-10 years. The overall maintenance cost is less than 5% of the system value.

What are the advantages of photovoltaic water pumps compared with traditional electric or diesel water pumps?

1. Zero energy cost: No electricity or fuel costs, and the initial investment can be recovered in 3-5 years.
2. Environmentally friendly and reliable: Zero emissions, no noise, suitable for use in areas far away from the power grid.
3. Intelligent control: Equipped with water level sensors and automatic control systems, unattended operation can be achieved.
4. Flexible use: Automatic operation during the day, mobile installation, no need for complex infrastructure.

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Contact Information

Email

Info@rafsun.com

Mobile

+86 157 0005 3767

WhatsApp

+86 157 0005 3767

Address

Panlang Industrial Zone, Daxi Town, Wenling City, Zhejiang Province, China

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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.

Get A Free Quote Now !

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