What is the liquid pH range for this pump?

The pump is designed for liquids with a pH value between 6.5 and 8.5.

What are the available sizes for this pump?

The pump is available in 1 inch, 1.5 inch, and 2 inch sizes.

Qd Multistage Submersible Pump (QD-3 series)

Name: Qd Multistage Submersible Pump (QD-3 series)
Brand: Zhejiang Dolay Pump Industry Co.,Ltd.
SKU: 791088552

Zhejiang, ChinaZhejiang Dolay Pump Industry Co.,Ltd.

US$45.00-100.00

20 Pieces

Product profile

Customization

Available

Max.Head

30-50m

Max.Capacity

5 Cbm/Hour

Model NO.

QD 3-45/3-1.1 KW

Driving Type

Motor

Material

Cast Iron

Structure

Multistage Pump

Assembly

Booster Pump

Power

Electric

Start Up

Electric Pump

Type

Submersible Pumps

Application

Submersible Pump

Industry

Agriculture

Media

Sea Water Pump

Performance

Automatic Pump

Theory

Electromagnetic Pump

Insulation Class

Protection Class

IP68

Impeller

Iron

Shaft

AISI304

Mechanical Seal

Ceramic/Graphite

Immersion Depth

0.5-5m

Winding

Copper

Passage of Suspended Solid

up to 0.2mm

Max Sand Content

0.1%

Max Liquid Temperature

+40 Oc

Liquid pH Value

6.5-8.5

Advantage

Explosion-Proof Structure

Transport Package

Carton or Wooden Package

Specification

CE SGS NEMA

Trademark

OEM/ODM/KATREENI

Origin

China

HS Code

8413709190

Production Capacity

100000PCS/Year

Key features

Explosion-Proof Structure: Designed with explosion-proof structure for safe operation in hazardous environments.

IP68 Protection Class: Fully submersible with IP68 rating ensuring complete dust and water protection.

High Efficiency Motor: Copper winding motor with Class B insulation for reliable and efficient performance.

Wide Immersion Depth: Operates effectively at immersion depths ranging from 0.5 to 5 meters.

Corrosion Resistant Shaft: Shaft made of AISI304 stainless steel for enhanced durability and corrosion resistance.

Ceramic/Graphite Seal: Double side mechanical seal using ceramic and graphite for long-lasting leak prevention.

Versatile Applications: Suitable for water supply, sprinkler irrigation, pressure boosting, and fire-fighting.

Low Sand Tolerance: Handles liquid with up to 0.1% sand content and suspended solids up to 0.2mm.

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: ≤11.70hTerms 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.