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Professional End Suction Pump Manufacturer

Nanjing Wangyang Pumps Co., Ltd. is a professional manufacturer of end suction pumps, providing efficient and reliable solutions for water supply and boost pressure, HVAC, fire fighting, and industrial applications. With advanced CAD and CFD design technology, strict ISO-certified quality control, and global experience, we ensure superior performance, durability, and customer satisfaction across more than 50 countries worldwide.

End Suction Pump 6
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End Suction Pump Overview

The end suction pump series from Nanjing Wangyang Pumps Co., Ltd. features a highly efficient, foot-mounted single-stage design with a back pull-out structure for easy maintenance. Engineered with advanced CAD and CFD technology, it ensures optimized hydraulic performance, low NPSH requirements, and long service life. Suitable for water supply, HVAC, fire fighting, and industrial applications, the pump offers versatile configurations, robust construction, and premium materials for reliable operation under various working conditions.

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Key Advantages of Wangyang End Suction Pump

Designed with precision engineering and advanced hydraulic technology, our end suction pumps deliver outstanding performance and long-term reliability.

Advantage 1

High Efficiency & Easy Maintenance

The single-stage back pull-out design of our end suction pump enables high operational efficiency and simplified servicing. Using advanced CAD and CFD design tools, the pump achieves optimized hydraulic flow and low NPSH requirements, reducing energy consumption and improving system performance.


The back pull-out feature allows quick removal of rotating components without disconnecting the pipework, minimizing downtime and maintenance costs. This smart and user-friendly design ensures continuous, reliable operation for water supply, HVAC, and industrial systems.

Durable Construction & Versatile Applications

Built for longevity, our end suction pumps feature robust construction using premium materials such as cast iron, stainless steel 304/316, and duplex 2205 alloys. These materials provide excellent resistance to corrosion, wear, and pressure stress, extending pump life even under demanding operating conditions.


The modular structure and interchangeable components allow flexible configuration for various installation requirements. Ideal for water distribution, irrigation, fire protection, and process industries, the pump delivers consistent performance and reliability in both standard and customized applications.

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Technical Specifications

Hydraulic-Performance

Hydraulic Performance

The End Suction Pump is engineered for high efficiency and stable operation. It delivers flow rates up to 2100 m³/h and heads up to 160 m, operating within a temperature range of -15°C to +120°C.


Designed and tested in accordance with ISO 2858 standards, it ensures smooth hydraulic performance, low energy consumption, and reliable service under various industrial and water supply conditions.

Struction Design

Structural Design

This single-stage, back pull-out pump allows easy maintenance without dismantling the pipework. The optimized hydraulic passages and modular design enhance reliability while reducing downtime.


Available in GISO (long coupled) and GIS (close coupled) types, it supports direct motor connection or frame-mounted configurations for flexible system integration.

Material Configuration

Material Configuration

Standard construction includes a cast iron casing, SS304 impeller, and SS420 shaft, ensuring durability and corrosion resistance. Optional materials such as SS316, duplex 2205, and bronze are available for demanding applications.

Precision-engineered components and advanced CAD/CFD design guarantee long service life and consistent performance.

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Application Range

Municipal Engineering

Water Supply and Distribution

Ideal for clean water transfer in municipal systems, the End Suction Pump ensures stable pressure and continuous operation for water treatment plants, booster stations, and irrigation networks, providing reliable flow and energy-efficient performance.

2

HVAC and Building Services

Widely used in heating, ventilation, and air-conditioning systems, it maintains efficient water circulation and temperature control in commercial and industrial buildings, reducing operational costs and ensuring long-term reliability.

3

Fire Protection Systems

Engineered for high dependability under emergency conditions, the pump supports fire suppression and sprinkler systems, delivering consistent flow and pressure for safety-critical installations.

4

Industrial Process Applications

Suitable for secondary process operations in industries such as mining, power generation, and manufacturing, the pump handles low-viscosity liquids with stable hydraulic performance and low maintenance requirements.

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OEM Service

Material Selection Flexibility

Pumps can be customized with cast iron, stainless steel 304/316, duplex 2205, or bronze materials to meet specific liquid conditions and corrosion resistance requirements across industrial and municipal applications.

Hydraulic Design Optimization

Using CAD and CFD tools, hydraulic components can be tailored to achieve target flow rates, heads, and efficiency levels, ensuring reliable performance for different operating environments and system layouts.

Drive and Mounting Options

Available in GISO (long coupled) or GIS (close coupled) configurations, the pump supports horizontal or vertical mounting, with various motor connection options to suit on-site installation needs.

Seal and Accessory Configuration

Mechanical seals, wear rings, and bearing systems can be adapted based on the pumped liquid characteristics. Optional accessories such as baseplates, guards, and couplings provide a complete customized solution.

FAQs

1. What is the difference between the GISO and GIS series end suction pumps?
The GISO series is a long-coupled (frame-mounted) design suitable for belt-driven motors, while the GIS series is a close-coupled type for direct connection with IEC standard motors. Both share the same hydraulic performance and construction quality.
2. What types of liquids can the end suction pump handle?
The pump is designed for non-combustible, low-viscosity liquids that are free from solids and abrasive materials. By selecting suitable materials and seals, it can handle water, light chemicals, and process fluids across various industries.
3. What materials are available for the pump casing and impeller?
Standard construction includes cast iron casing, SS304 impeller, and SS420 shaft. Optional materials include ductile iron, stainless steel 316, and duplex 2205, allowing customization for different operating environments and corrosion levels.
4. What is the operating range of the end suction pump?
The pump delivers up to 2100 m³/h of flow and heads up to 160 meters, with a working temperature range of -15°C to +120°C. It is designed and tested according to ISO 2858 standards for reliable performance.
5. Can the pump be customized to fit specific project requirements?
Yes. We offer flexible customization options including hydraulic performance adjustment, material selection, seal configuration, and mounting layout. Our engineers can tailor each unit to match your exact application conditions.

Our Certificate

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Keep In Touch With Us

Get in touch with Nanjing Wangyang Pumps for technical support, customized solutions, or project consultation. Our team is ready to assist you with reliable service and professional pump expertise worldwide.

Telephone/WhatsApp:+8613912908767