YUEHUA Multistage Centrifugal Water Booster Pump for Residential Fire Sprinkler Systems and Portable Irrigation

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Basic Product Information

Model NO.

DW4-30/055

Max.Capacity

100-200 L/min

Driving Type

Motor

Working Pressure

Low Pressure Pump

Impeller

Closed Multistage

Voltage / Frequency

220V/380V, 50Hz/60Hz

Ambient Temp.

-15ºC~+40ºC

Protection Class

IP54/IP55

Insulation Class

F

Sealing Type

Mechanical Seal

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Product Description

The Horizontal Multistage Stainless Steel Pump features all 304 or 316 stainless steel flow parts and a unique stamping process for high efficiency and durability. Its integrated volute design and pressed stainless steel components deliver excellent performance, especially for high-head applications. Equipped with an IP55-rated aluminum motor and air vent bolt for easy maintenance.

Key Features

Durable & Corrosion-Resistant: 304/316 stainless steel construction.
High Efficiency: Stamped components and integrated volute design.
Cost-Effective: Low energy use and minimal maintenance requirements.
Reliable Design: Air vent bolt and heavy-duty IP55 motor.

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Operating Performance Data

Model		Power		Suction Head (m)	Capacity (m³/h)
Single Phase	Three Phase	kW	HP	-	0.5	1.0	1.5	2.0	2.5	3.0	3.5
DW2-20/037D	DW2-20/037	0.37	0.5	8.5	18	17	16	15	14	13	11
DW2-40/055D	DW2-40/055	0.55	0.75	8.5	35	32.5	31	29.5	27.5	25.5	21
DW4-30/055D	DW4-30/055	0.55	0.75	8.0	27	26	25	24	22.5	20	17.5

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Product Application

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Building Services

Water supply, booster systems, landscaping.

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Industrial

Food, pharmaceuticals, water circulation, cooling.

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Agriculture

Garden irrigation, lawns, and sprinkler systems.

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Product Showcase

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Our Expertise & Advantages

Founded in 1994, we are the pioneer of stamped stainless steel centrifugal pumps in China. Our factory covers 140,000 square meters with advanced production equipment from France, Japan, Korea, and Germany. We utilize hydroforming technology and advanced welding to ensure fluid efficiency exceeding 80%.

Quality Assurance: Strict control at every stage and premium raw materials.
Service Excellence: Flexible OEM/ODM support and 24/7 customer service.
Direct Pricing: Manufacturing source with factory-direct prices.
Global Compliance: Certified to ISO9001, CE, DIN, and SGS standards.

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Frequently Asked Questions

1. Are you a manufacturer or a trading company?

We are a professional manufacturer with over 30 years of experience in centrifugal pump production. Our factory facility spans 140,000 m².

2. Do you support OEM/ODM customization?

Yes. Our R&D team and advanced facilities allow for complete customization of design, branding, materials, and performance parameters.

3. What is your minimum order quantity (MOQ)?

We accept flexible orders to accommodate different business needs. The typical MOQ starts at 1 unit.

4. How do you ensure the quality of your pumps?

We conduct full performance testing in our own laboratory using advanced equipment, supported by a professional QC/QA team and an ISO-certified management system.

5. What is the typical delivery time?

Depending on the order size and customization, typical delivery times range from 30 to 45 days. We provide regular production updates.

6. Do you provide a warranty for your products?

Yes, we provide a 1-year warranty on our pumps, along with video technical support and after-sales service.