Inverter Booster Pump
China Manufacturer & OEM/ODM Services

CE, ISO9001, and RoHS certified pumps
5 production lines, 100% QC inspection, 20,000+/month
0 middleman Reliable & factory-direct quality
1 Country, 1 Partner. Apply Now for Exclusive Rights!

Inverter Booster Pump
China Manufacturer & OEM/ODM Services

CE, ISO9001, and RoHS certified pumps
5 production lines, 100% QC inspection, 20,000+/month
0 middleman Reliable & factory-direct quality
1 Country, 1 Partner. Apply Now for Exclusive Rights!
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Customer Recognition

Products Categories

BWD Series VSD Pump 1

BWD Series VSD Pump

BWE Series VSD Pump 1

BWE Series VSD Pump

RUC Series VSD Pump

RUC Series VSD Pump

REB Series VSD Pump

REB Series VSD Pump

Applications of Rafsun VSD Pump

Our high-efficiency VSD pump operate across diverse environments, delivering reliable water solutions for all your needs

Pipeline Pressurization
Pipeline Pressurization
Household Water Supply
Household Water Supply
Garden Irrigation
Garden Irrigation
Livestock
Livestock

Advantages of Rafsun VSD Pump

IE5 VSD Pump

High Efficiency VSD Pump

• High efficiency PMSM
• Variable frequency & constant Pcressure
• Supersilent < 50dB
• Wide range pressure settings 20-95%
• IP55 protection
• Premium AISI304 impeller
• PCB Sealed with Potting Compound
• 14 protection function offers satisfied user experience
• Optional:Pump Link Mode – Achieve double water output
Host & Slave pump: Auto – Alternating run mode
Host & Slave pump: Timing-alternating run mode
• Optional:Wifi Function

VSD Booster Pump Controller Function

14-Shield | VSD Booster Pump Controller

• Soft start and soft stop
• Antifreeze protection
• Phase loss protection
• Water shortage protection
• Overcurrent protection
• Stall protection
• Input voltage over/under protection
• Driver board overheating protection
• High water temperature protection
• Short-time overheating protection
• Pipeline Leak Warning
• IPM temperature sensor warning
• Water temperature sensor warning
• Pressure sensor failure warning

VSD Booster Pump Controller

VSD Controller has

2 LEDs Display:

• Operating pressure
• Set pressure

5 buttons

• UP button
• Down button
• On/Off button
• Reset button
• Contact button (Optional: Pump link mode)

7 indicators

• ①&② indicators (Optional: Pump link mode)
• Constant pressure indicator
• Pipeline leakage indicator
• Input voltage fault indicator
• Water shortage protection indicator
• Pump output power level indicator

VSD Booster Pump Controller Control Panel Operation Instructions
IE5 VSD Pump Pressure Tank

Eco-friendly natural rubber

• 70% less pump cycling
• 100000+ Cycle lifespan
• Prevents water hammer
• 5L,10 bar max,1.8 bar pre-charged
• 1.5mm membrane,<1% monthly leakage
• 200000+ air cycles, 30000+water cycles

IE5 VSD Pump body

Premium AISI304 | Pump inlet & outlet

• 18/8 premium grade (18% Cr, 8% Ni)
• 870°C heat resistant
• 100% food safety certified
• 2X longer lifespan
• 24/7 corrosion protection

IE5 VSD Pump Pressure & Temperature Sensor

Integrated pressure & temp sensor

Pressure Sensor
• Supply: 4.75-5.25 VDC, 15 mA max
• Pressure range: 0-10 bar
• Temperature ranges:
• Operating:-30°C-120°C

Temperature Sensor
• Precision: +1%
• Range:-50°C to +125°C
• NTC thermistor technology
• Response time: 2-3 seconds

IE5 VSD pump impeller

Premium AISI304 Impeller | 3xAnti-Corrosion Life

• 200+ MPa tensile strength
• pH 2-13 tolerance range
• (±0.1mm)High-precision casting
• Chemical degradation resistance

IE5 VSD pump rotor

Advanced Ferrite magnet

• Heat resistance: 150°C without demagnetization
• Optional EMC+PFC configuration
• Noise level: <50dB

IE5 VSD Pump Controller PCB Potting

UltraShield PCB Potting

• 100% waterproof seal
• Prevents 95% of moisture-related failures
• IP67 protection rating
• Extends lifespan by 3-5 years

Optional Functions

BWD Series VSD Pump 1

BWD - Twin Booster Systems

Pump Link Mode (Optional)

• Higher Flow: Combined capacity
• Smart Control: Demand-based operation
• Reliability: Instant backup system
• Longer Life: Reduced wear
• Efficiency: Optimized energy use

BWE Series VSD Pump1

BWE - Twin Booster Systems

Pump Link Mode (Optional)

• Higher Flow: Combined capacity
• Smart Control: Demand-based operation
• Reliability: Instant backup system
• Longer Life: Reduced wear
• Efficiency: Optimized energy use

RUC Series VSD Pump 1

RUC - Twin Booster Systems

Pump Link Mode (Optional)

• Higher Flow: Combined capacity
• Smart Control: Demand-based operation
• Reliability: Instant backup system
• Longer Life: Reduced wear
• Efficiency: Optimized energy use

Smart Control: WiFi function (Optional)

• Monitor real-time pump status remotely
• Remotely adjust pump parameters and control operation

about us
About Rafsun

VSD Inverter Booster Pump Manufacturer

We are a professional manufacturer dedicated to providing efficient, intelligent water management systems. Our flagship product, the VSD Variable Speed Booster Pump, is redefining water usage standards for users worldwide.

Our intelligent booster pumps automatically maintain constant water pressure, eliminating the hassle of fluctuating water pressure while reducing electricity consumption by up to 50%. With ultra-quiet operation and optimized performance cycles, our equipment not only reduces daily noise but also extends its lifespan by minimizing mechanical wear.

We offer a complete, high-value solution that can be integrated into intelligent building management systems, making it an ideal choice for residential, commercial, and industrial projects seeking ultimate comfort and energy efficiency.

Why Choose Rafsun?

High Tech Equipment

Our advanced manufacturing line employs robotic arms for precision machining, automated systems for permanent magnet rotor assembly, and high-efficiency motor winding equipment—delivering superior industrial motor quality through integrated smart factory technology.

High-quality products

Our pumps are manufactured using state-of-the-art production lines with automated quality control systems. This advanced manufacturing process ensures superior efficiency, exceptional durability, and reliable performance across all solar pumping solutions – delivering sustainable water management technology that outperforms conventional alternatives.

Comprehensive Performance Test

Solar water pumps undergo thorough factory testing to verify flow rates, pressure tolerance, and motor efficiency—ensuring reliable performance for agricultural irrigation and off-grid water systems.

Safe and Efficient Transportation

We provide global logistics for solar water pumps with international shipping options including sea freight, air cargo, and express delivery. All solar pumping systems include customs documentation and insurance.

Rafsun Factory Showing

Quality Certifications

We Offer Quality Products
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FAQs About Rafsun VSD Inverter Booster Pump

 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.

What are the energy savings benefits of using a VSD booster pump system?

1.Our VSD (Variable Speed Drive) booster pump systems can reduce energy consumption by 30-50% compared to conventional constant-speed pumps.
2.The variable speed technology automatically adjusts pump performance to match actual demand, eliminating energy waste during periods of low water usage.
3.Additionally, the reduced power consumption contributes to lower carbon emissions, supporting your sustainability goals.

How do I troubleshoot pressure fluctuations in my VSD booster pump system?

1.Verify the pressure sensor is correctly installed and calibrated.
2.Check if your pressure tank is properly sized and pre-charged.
3.For persistent problems, our 24/7 technical support team can remotely diagnose your system’s performance parameters to restore stable water pressure operation.

What maintenance requirements do VSD booster pump systems have compared to conventional pumps?

1.Recommended maintenance includes quarterly inspection of pressure sensors and controller settings, annual check of electrical connections, and standard pump maintenance (checking seals, bearings) every 1-2 years depending on usage.

2.The VSD controller itself is typically maintenance-free for 8-10 years. Our systems include remote monitoring options that alert you to potential issues before they cause downtime, further reducing maintenance costs by approximately 25% compared to traditional pump systems.

Can VSD booster pumps operate effectively in areas with unstable power supply?

Yes, our VSD booster pump systems are specifically designed to handle power supply fluctuations. The integrated power conditioning technology protects against voltage spikes, brownouts, and phase imbalances that would damage conventional pumps. The system’s auto-restart function ensures operation resumes safely after power interruptions, while the soft-start capability prevents damaging inrush currents when power returns.

What sizing criteria should I consider when selecting a VSD booster pump for my application?

Unlike conventional pumps that must be sized for peak demand, VSD systems can be optimized for average demand with capacity for peaks.
For optimal efficiency, provide us with your:
1.Maximum and average flow requirements (GPM/LPM),
2.Required pressure boost (PSI/bar),
3. Available inlet pressure,
4.Daily usage pattern
5.Physical installation constraints.
Our sizing software will then calculate the most energy-efficient solution, potentially reducing initial equipment costs by 15-20% compared to conventional oversized systems.

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IE5 VSD Pump

Contact Information

Email

Info@rafsun.com

Mobile

+86 157 0005 3767

WhatsApp

+86 157 0005 3767

Address

Shanshi Industrial Zone, Wenling, Zhejiang, 317500, P.R. China

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