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4inch DC Brushless Permanent Magnet Solar Submeersible Borehole Water Pump

Name: 4inch DC Brushless Permanent Magnet Solar Submeersible Borehole Water Pump
Brand: Zhejiang Dolay Pump Industry Co.,Ltd.
SKU: 916128745

Zhejiang, ChinaZhejiang Dolay Pump Industry Co.,Ltd.

US$69.00-200.00

20 Pieces

Product profile

Customization

Available

After-sales Service

24 Months Warranty

Max.Head

>150m

Model NO.

4SD4.5-75-72-750-DC

Max.Capacity

50-100 L/min

Driving Type

Solar Panel

Material

Brass/AISI 304

Structure

Multistage Pump

Assembly

Centrifugal Pump

Power

Solar Energy

Start Up

Electric Pump

Type

Solar Pump

Application

Submersible Pump

Industry

Civil Pressurizing, Agricultural Irrigation, etc

Media

Clear Water /Sandy Water

Performance

Rated Flow:4.5m3/Hour Rated Head: 20-70m

Theory

Centrifugal Pump

Suitable Well Size

4 Inches

Outlet

1.25'' / 1.5'' / 2''

Rated Capacity

4.5 Cubic Meter/Hour

Rated Delivery Head

20-70m

Outlet/Connection

Brass Shaft: AISI 304ss and Carbon Steel Connected

Pump Materials

AISI304/430/Brass/POM/PC

Motor Materials

AISI304/Copper Winding/Silicon Steel 600

Bearing

C&U 7 Series

Shaft Coupling

2Cr13/AISI 304

Pump Shaft

2Cr13/AISI 304

Wear Ring

AISI 304 Ss&Ceramic

Top Chock

Cast-Iron ASTM No.30/Cast-Cu ASTM C85500

Mechanical Seal

Graphite-Ceramic/Tc Graphite-Silicon Carbide

Motor Shaft

AISI 303 Ss-ASTM1045/5140

Seal Lubricant Oil

Oil for Food Machinery and Pharmaceutic Use

Transport Package

Carton /Wooden Case

Specification

10*14*100

Trademark

KATREENI /OEM/ODM/DOLAY

Origin

China

HS Code

8413709190

Production Capacity

100000PCS/Year

Key features

Solar Powered Efficiency: MPPT function ensures best performance in any moment with solar energy driving type.

High Head Capacity: Max head exceeds 150m with rated head ranging from 20-70m for deep well applications.

Durable Material Construction: Constructed with Brass, AISI 304 Stainless Steel, and POM for corrosion resistance.

Versatile Applications: Suitable for civil pressurizing, agricultural irrigation, and clear/sandy water media.

Smart Control System: Features smart control, automatic protection, and optional digital control box.

Customizable Options: Accepts customized products with special requirements for outlets and materials.

Energy Saving Design: Economic and environmentally friendly design saving cost with high efficiency.

Easy Installation: Designed for easy installation and connection with standard NEMA dimensions.

Company profile

Zhejiang Dolay Pump Industry Co.,Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Group CorporationExport Year: 2010-05-10Nearest Port: NINGBO, SHANGHAIAverage Response Time: ≤9.90hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier focused on pumps, environmental applications, and related equipment. It provides 3D design, OEM, ODM, and multiple customization options, and reports new-product development during the past year. ISO 9001 certification, defined complaint-handling procedures with records, and 11–20 quality-control staff support its quality-management profile. Production information includes inverter solar pump controllers, submersible and water pumps, solar pumps, solar systems, and stainless-steel pumps. Export sales represent 90% of total sales, with five years of export experience and self-operated import/export rights. However, the supplier has no overseas agents or branches, overseas warehouse, showroom, inventory capability, or available SDK. Financial information is limited to years identified in the records and does not provide sufficient evidence for a credibility assessment.

Supplier typeThe supplier explicitly identifies itself as a professional technical supplier and describes experience in pumps and environmental applications. Its listed business scope includes pumps, valves, gas-compression machinery, generators, photovoltaic equipment, and other industrial equipment, indicating a technical equipment supplier rather than a general trading-only profile.

CertificationsThe supplier reports holding ISO 9001 certification for its management system. This is explicit evidence of a recognized quality-management certification.

R&D capabilityThe supplier reports R&D capability, new products developed during the past year, ODM services, OEM services for well-known brands, and 6–10 years of combined R&D-engineer experience. It also provides 3D software design services, although it has no available SDK.

Production capacityThe supplier reports production of inverter solar pump controllers, submersible pumps, water pumps, solar pumps, solar systems, and stainless-steel pumps, with stated annual quantities of 10,000 controller sets, 200,000 pump-related pieces, and 100,000 solar-pump sets. It also has 11–20 quality-control staff. However, it reports no in-stock capability, and outsourcing procedures and manufacturing-capacity contracts are unknown.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides 3D software design services, supporting the conclusion that its customization offering is broad.