Established in 2012, Changsha Dewater Machinery Technology is the first manufacturer of emergency water supply and drainage equipment in Hunan Province, integrating research and development, production, sales, and service in one.

Our intelligentized and lightweight products can be easily operated by a single person and you can use our products wherever people can walk

In 2012, we were the first to develop a portable drainage pump, which reduced the weight of a traditional pump from 370kg to 37kg, making it easy for a single operator to deploy.

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You can contact us with Sales Manager or send us an email by click Contact Supplier bottom.

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Yes, we are looking for distributors abroad, please contact us for further discussion.

Dewater Self-Innovate Permenent Magnetic Drive Seawater Electric Pumps

Name: Dewater Self-Innovate Permenent Magnetic Drive Seawater Electric Pumps
Brand: Changsha Dewater Machinery Technology Co., Ltd.
SKU: 2297675205

Hunan, ChinaChangsha Dewater Machinery Technology Co., Ltd.

US$9,799.00

1-29 Sets

US$8,799.00

30-49 Sets

US$6,799.00

50+ Sets

Product specifications

QS400-8

Sample price:US$9799.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

All Day Professional Aftersales Service

Warranty

Except for Vulnerable Parts, Our Products Come Wi

Model NO.

QS400-8

Max.Head

Max.Capacity

400m³/H

Driving Type

Permanent Magnet Motor

Material

Stainess Steel

Structure

Permanent Magnet Submersible Pump

Assembly

Liquid Pumps

Power

Electric

Start Up

Electric Pump

Type

Blade Pump

Application

Submersible Pump, Clarified Water Pump, Sewage Pump, Sea Water Pump

Industry

Mechanical Pump

Media

Submersible Water Pump

Performance

Submersible Water Pump

Theory

Permanent Magnet Motor

Product Name

QS400-8 Mobile Water Pump

Feature

Portable/Permanent Magnet Motor/Lightweight

Pump Lift(M)

Flow Rate

400m³/H

Weight

30kg

Materials

Duplex Steel

Impeller

Open Impeller

Motor

Permenent Magnetic Motor

Rated Power(Kw)

Outlet(mm)

200

MOQ

1 Set

Delivery Time

15-90 Days

OEM

Usage

Pump

Shipping

Air, Sea, Express

Transport Package

Wooden Box

Specification

Φ230*481mm

Trademark

Dewater

Origin

China

HS Code

8413709190

Production Capacity

50000 Set/Year

Key features

Duplex Stainless Steel Construction: Entire pump made of duplex stainless steel for high strength and corrosion resistance.

High Flow Rate Capacity: Delivers up to 600 cubic meters per hour for efficient water movement.

Lightweight Portable Design: Weighs only 35.5kg, the lightest model, allowing single-person operation.

Quick Installation System: Quick connection design enables startup and drainage within 3-5 minutes.

Continuous Operation Capability: Water cooling design allows electric drive to run continuously without stopping.

Anti-Blockage Open Impeller: Wide flow channel prevents blockage for reliable performance in debris.

Modular Interchangeable Design: Hydraulic components are interchangeable and relayed for easy maintenance.

IP68 Protection Level: Fully protected against dust and water immersion for submersible use.

Company profile

Patents AwardedQuality AssuranceR&D CapabilitiesProduct Certification

Changsha Dewater Machinery Technology Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 4 Years CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤10.57h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad trading scope across pumps, vacuum equipment, generators, environmental equipment, mechanical and electrical equipment, valves, instruments, and related products. It reports ISO9001:2015, ISO45001:2018, ISO14001, CE, and UL certifications, plus documented quality, complaint-handling, corrective-action, inspection, and supplier-assessment procedures. R&D evidence is positive: the supplier reports new products within the past year, ODM services, and multiple customization modes. However, manufacturing capacity is not fully established because no valid contract exists between the factory and related subcontractors. The supplier reports inventory capability but no overseas warehouse, showroom, agents, branches, or overseas service countries. Financial information is insufficient for a positive assessment because the provided records contain zero values for several financial metrics without explanatory context. No customer cases are provided.

Supplier typeThe supplier’s stated business scope covers sales of pumps, vacuum equipment, generators, environmental protection and emergency equipment, mechanical and electrical equipment, components, underwater systems, automobiles, valves, instruments, diving rescue equipment, and computer software and hardware. This supports classification as a broad equipment and industrial-product trading supplier, but the slices do not explicitly establish it as a manufacturer.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications, along with CE and UL product certification capability. These are explicit certification-related credentials and support a positive assessment for this field.

After-Sales capabilityThe supplier has documented corrective and preventive action and customer-complaint procedures with follow-up records, written supplier-service assessment procedures, inventory capability, and prior participation in the 2025 Intersec Dubai offline trade show. However, it reports no overseas warehouse, showroom, agents, branches, or overseas service countries, limiting its demonstrated international service coverage.

R&D capabilityThe supplier reports that it had new products during the past year and provides ODM services, indicating active product-development capability. CE and UL capability is also reported, although these certifications do not independently prove innovation performance.

Production capacityThe supplier reports quality assurance, standardized finished-product inspection instructions, inventory capability, and stated lead times of within 15 working days to one month. However, it explicitly reports no valid contract between the factory and related subcontractors, so manufacturing capacity and subcontracting control are not fully established.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, and minor customization. It also reports ODM services, providing direct evidence of a broad customization offering.