Laiko Pump (Zhejiang) Co., Ltd.

Centrifugal Pump

Pipeline Pump

Sewage Pump

Metering Pump

Water Supply

ALD/ALDS Vertical Multistage Centrifugal Pump

High-efficiency, non-self-priming vertical multistage centrifugal pumps are characterized by energy conservation, low noise, environmental protection, compact structure, attractive appearance, light weight, ease of use and maintenance, and high reliability, etc.
Key flow components adopt stainless steel stamping, precision laser welding, and stainless steel precision casting processes, etc.
ALD: Suitable for non-corrosive liquids.
ALDS: Suitable for mildly corrosive liquids.
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ALG Pipeline Centrifugal Pump

The ALG inline circulation pumps are equipped with standard motors and mechanical seals.
Compared to similar products, the structures of such products are less susceptible to impurities in the pumped liquid.
The product is designed with a top pull-out assembly, allowing maintenance of the pump without disrupting the piping system.
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ALHY(S) Constant Pressure Variable Frequency Water Supply System

The ALHY(S) series vertical constant pressure variable frequency water supply system is equipped with an intelligent variable frequency controller, which can realize intelligent control functions such as constant pressure and constant pressure difference by connecting a pressure sensor. It has the characteristics of energy saving, low noise, intelligence, environmental protection, compact structure, beautiful appearance, light weight, easy use and maintenance, and high reliability. The pump is equipped with frequency conversion controller, pressure sensor, voltage regulator tube, five-way connection, pressure gauge and other accessories when leaving the factory. , no customer installation is required.
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AWHY Horizontal Constant Pressure Variable Frequency Water Supply System

The AWHY series horizontal constant pressure variable frequency water supply system utilizes a combination of variable frequency speed control and automation technology, paired with the energy-efficient AWD non-self-priming lightweight horizontal multistage centrifugal pump. The system mainly comprises the AWD pump, controller, sensors, pressure tank, five-way valve, and pressure gauge. Key characteristics include stable performance, high energy efficiency, fully automatic intelligent control, low noise, corrosion resistance, compact structure, aesthetic appearance, small size, and light weight.
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WQ/WQD Submersible Sewage Pump

The special cable manufacturing process can completely prevent water from infiltrating into the motor through the small gaps between the wires when the cable skin is damaged or the front end of the cable is immersed in water.
Specially designed submersible motor, IPX8 protection, F-class insulation allows temperature rise, and the submersible cooling effect is good, the actual temperature rise is low, the motor insulation has a long life, which can ensure that the motor can automatically cut off the power supply under abnormal conditions.
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Mechanical Diaphragm Metering Pump

Mechanical diaphragm drive; the material side lacks a diaphragm guard, allowing easy passage of materials.
Optional materials for the pump head include PVC, PVDF, 316SS, suitable for conveying various materials.
Self-cleaning check valve features a self-cleaning one-way valve structure for easy maintenance.
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ALD/ALDS Vertical Multistage Centrifugal Pump
ALG Pipeline Centrifugal Pump
ALHY(S) Constant Pressure Variable Frequency Water Supply System
AWHY Horizontal Constant Pressure Variable Frequency Water Supply System
WQ/WQD Submersible Sewage Pump
Mechanical Diaphragm Metering Pump

Why Choose Us - LAIKO

Leading Pump Products & Water Supply System Manufacturer

The establishment background of Laiko Pump (Zhejiang) Co., Ltd. comes from more than 34 years of profound industry experience and technology accumulation in Zhejiang DAYUAN Pumps Industrial Co., Ltd., and Dayuan has a comprehensive product line and leading manufacturing technology in the pump field. LAIKO pump industry is an important deployment of Dayuan in stainless steel multi-stage pump, pipeline pump and other commercial pump market segments.

Registered Capital

Technical Patents

National International Strategies

Work And Experience In Project

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If you want to learn more about our manufacturing capabilities, you can click on the avatar in the scene, or accept my invitation!

Specialties And Certifications

Full-Process Service

Follow up the whole process before, during and after sales; Leike Pump Industry is committed to providing customers with excellent quality products and services ...

4 Full-Process Services During Sales

① Full contract performance

② Full tracking of goods

③ Full product quality assurance

④ Rest assured service

Pre-Sales 520 Service

Professional technical support team, 5 minutes quick response, 20 minutes to give a constructive solution, meet the personalized water pump needs customization ...

After-Sales 3121 Service

① 30 minutes quick response after receiving after-sales

② 1 hour quick troubleshooting solution

③ 2 hours preliminary troubleshooting ...

Top 5 Vertical Multistage Pump Issues & Troubleshooting

This guide outlines the top 5 common issues with vertical multistage pumps, including cavitation, vibration, mechanical seal leakage, low discharge pressure, and motor overload. It provides a structured diagnostic framework to help maintenance teams troubleshoot these problems quickly and confirm the true root cause before dismantling. Learn how to check suction conditions and rotation first, plus practical preventive tips to protect uptime.

26 October 2026

Commercial Water Pumps for Hotels and Office Buildings

Select commercial water pumps for high-rises: compare vertical vs horizontal systems, VFD energy savings, and N+1 redundancy for reliable pressure.

29 September 2026

news_main_image_Vertical-Multistage-Centrifugal-Pump-ALD-S5128470854284525609.png

Stainless Steel Commercial Water Pumps: Uses and Benefits

Stop rust and costly downtime. Discover how stainless steel commercial water pumps deliver unmatched reliability and strict hygiene compliance.

22 September 2026

The establishment background of Laiko Pump (Zhejiang) Co., Ltd. comes from more than 30+ years of profound industry experience and technology accumulation in Zhejiang DAYUAN Pumps Industrial Co., Ltd., and Dayuan has a comprehensive product line and leading manufacturing technology in the pump field.

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Contact Us

+86-13185762003
elain@laikopump.com

+86-15057217503
No. 18 Zhongxing Ave, Zeguo, Wenling, Zhejiang

Pump Products & Water Supply System

Why Choose Us - LAIKO

Leading Pump Products & Water Supply System Manufacturer

Work And Experience In Project

Digital Showroom

Specialties And Certifications

Full-Process Service

4 Full-Process Services During Sales

Pre-Sales 520 Service

After-Sales 3121 Service

Pump & Water Supply System Blogs

Top 5 Vertical Multistage Pump Issues & Troubleshooting

Commercial Water Pumps for Hotels and Office Buildings

Stainless Steel Commercial Water Pumps: Uses and Benefits

Quick Links

Product Category

Contact Us

Contact a LAIKO Pump Expert Today

Pump Products & Water Supply System​​​​​​

Why Choose Us - LAIKO

Leading Pump Products & Water Supply System Manufacturer

Work And Experience In Project

Digital Showroom

Specialties And Certifications

Full-Process Service

4 Full-Process Services During Sales

Pre-Sales 520 Service

After-Sales 3121 Service

Pump & Water Supply System Blogs

Top 5 Vertical Multistage Pump Issues & Troubleshooting

Commercial Water Pumps for Hotels and Office Buildings

Stainless Steel Commercial Water Pumps: Uses and Benefits

Quick Links

Product Category

Contact Us

Contact a LAIKO Pump Expert Today

Pump Products & Water Supply System