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Permanent Magnet Sewage Pump
  • Permanent Magnet Sewage PumpPermanent Magnet Sewage Pump

Permanent Magnet Sewage Pump

Kairun Pumps is a professional manufacturer and supplier. Our Newest Permanent Magnet Sewage Pump is a high-efficiency drainage solution designed for harsh wastewater treatment environments. Driven by a rare-earth permanent magnet synchronous motor, it boasts 8% to 12% higher efficiency than conventional motors while significantly reducing energy consumption. With its anti-clogging impeller technology and durable, wear-resistant materials, this pump ensures long-term stable operation in municipal, industrial, and agricultural wastewater systems.

The Quality Permanent Magnet Sewage Pump is designed to handle complex sewage containing solid particles, fibers, sludge, and corrosive substances. As a professional pump manufacturer in China, Kairun Pump integrates advanced motor technology, anti-blocking hydraulic structure, and intelligent protection systems to solve common industry challenges such as high energy consumption, frequent clogging, and short service life.

What are the features of this product?

The Durable Permanent magnet sewage pump is equipped with a high-performance rare-earth permanent magnet synchronous motor featuring optimized magnetic circuit design. Compared with traditional asynchronous motors, it improves overall efficiency by 8–12%, achieves a power factor above 0.95, and reduces no-load loss by more than 50%. This translates into substantial electricity savings during continuous operation, making it ideal for long-term wastewater discharge applications.


Its dual-channel anti-clog impeller structure allows smooth passage of solid particles up to 50–80 mm in diameter, effectively preventing fiber entanglement and blockage. The pump body and impeller are manufactured from high-chromium alloy materials with special heat treatment, providing superior wear resistance and corrosion protection. Under abrasive sewage conditions containing sand and sludge, the service life is extended by over 40% compared with ordinary sewage pumps.

Technical Specifications

Model Rated Flow (m³/h) Head (m) Motor Power (kW) Operating Efficiency (%) Max Solid Passage (mm)
WQYB50-15-5.5 50 15 5.5 ≥80 50
WQYB100-20-15 100 20 15 ≥83 65
WQYB200-30-45 200 30 45 ≥85 80
WQYB400-25-75 400 25 75 ≥84 80

What Makes This Pump Energy-Efficient and Durable?

The core advantage of the Quality Permanent Magnet Sewage Pump lies in its integrated high-efficiency motor and robust structural design.


1.Energy Efficiency Advantages

Rare-earth permanent magnet motor technology

High power factor and reduced energy loss

Stable torque output under variable load conditions

Lower operating temperature for extended motor lifespan


2.Durability and Anti-Clog Performance

Wide-flow dual-channel impeller design

Large inlet and outlet diameter for solid passage

High-chromium alloy components for abrasion resistance

Excellent corrosion resistance for acidic and alkaline wastewater

These features make it a reliable choice for projects requiring continuous operation with minimal downtime.


3. Where Can It Be Applied?

1.Municipal and Environmental Projects

Urban sewage pumping stations

Wastewater treatment plants

River and lake dredging

Emergency flood drainage systems

Permanent Magnet Sewage Pump

Industrial Applications

Chemical and textile wastewater discharge

Paper mill effluent systems

Slaughterhouse wastewater handling

3.Agricultural and Infrastructure Projects

Livestock farm sludge removal

Construction site dewatering

Tunnel and foundation pit drainage

As a trusted supplier of wastewater pumps, Kairun Pumps offers customized solutions based on flow rate, head requirements, and wastewater composition to ensure that the Permanent Magnet Sewage Pump performs optimally in every application.

Safe Operation and Maintenance Guidelines

To maximize service life and operational reliability, proper installation and maintenance are essential:

1.Installation Notes

Ensure stable mounting and sealed pipeline connections

Verify compatibility between pump model and working conditions

Avoid excessive vibration during operation


2.Operation Precautions

Never run the pump dry

Monitor current and voltage during startup

Avoid frequent start-stop cycles


3.Maintenance Recommendations

Regularly inspect impeller and wear components

Remove accumulated sludge and fiber debris

Clean and dry before long-term storage

As a professional sewage pump factory, we maintain strict quality control standards and provides responsive technical support to ensure stable and safe system operation.


The Kairun's Advanced Permanent Magnet Sewage Pump combines advanced motor efficiency, anti-clog hydraulic design, and high-strength wear-resistant materials into a complete wastewater management solution. Whether for municipal infrastructure, industrial facilities, or agricultural operations, it delivers energy savings, operational stability, and long-term durability—making it a dependable choice for modern sewage treatment systems worldwide.

Hot Tags: Permanent Magnet Sewage Pump Supplier, Industrial Sewage Pump Manufacturer, Custom Sewage Pump Wholesale
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