What is your after-sales service policy?

We offer a comprehensive after-sales service policy: based on your order quantity, we provide complimentary spare parts or controllers for seamless maintenance or replacement. Additionally, we offer in-depth technical training to maximize the efficiency and longevity of our products.

With over 15 years of dedicated experience in the development and sale of pump control panels, Hunan Leading Science & Technology Development Co., Ltd. has earned the trust of numerous esteemed pump suppliers both within China and internationally. Our controllers are the preferred choice for safeguarding and managing their pumps and motors, attesting to our commitment to quality and innovation.

M521 High Power Single Phase Water Pump Control Panel for Versatile Use

Name: M521 High Power Single Phase Water Pump Control Panel for Versatile Use
Brand: Hunan Leading Science & Technology Development Co., Ltd.
SKU: 2171937525

Hunan, ChinaHunan Leading Science & Technology Development Co., Ltd.

US$30.90

1-99 Pieces

US$28.90

100+ Pieces

Product profile

Customization

Available

Task

Program

Structure

Closed-Loop

Model NO.

M521

Mathematical Model

Non-Linear

Signal

Continuous

Function

Automatic Control, Protection

Certification

Condition

New

Customized

Material

ABS

Qty of Controlled Pump

Single Pump

Rated Input Voltage

AC220V/AC230V Single Phase

Rated Output Power

0.37kw-2.2kw (0.5HP-3HP)

Transport Package

Box+Paper Carton

Specification

14 pcs/carton

Trademark

Neutral

Origin

China

HS Code

9032899090

Production Capacity

100000PCS/Year

Key features

Sensor-Free Dry Run Protection: Advanced intelligent digital controller protects pumps without external sensors.

One-Button Parameter Calibration: Innovative fast calibration feature simplifies setup and parameter adjustment.

Comprehensive Protection Functions: Includes overload, stall, dry run, under/over voltage protection for safety.

Fault Memory & Time Display: Stores last five faults and displays cumulative running time for maintenance.

Versatile Control Applications: Supports water supply, drainage, and irrigation via float, pressure, or level switches.

Customized Product Options: Offers customized solutions for specific pump quantities and voltage requirements.

Robust ABS Material Construction: Durable ABS housing ensures anti-corrosion and long-term reliability.

CE Certified Quality: Product meets CE certification standards for safety and performance.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Hunan Leading Science & Technology Development Co., Ltd.

Hunan, China

Business Type: Manufacturer/Factory, Trading Company, OtherExport Year: 2005-06-08Nearest Port: Ningbo, Shanghai, GuangzhouAverage Response Time: ≤5.44hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR

AI-Powered supplier vetting

SummaryThe supplier is identified as Hunan Leading Technology Development Co., Ltd., a professional technology provider focused since 2001 on intelligent pump controller production, R&D, global sales, and after-sales service. It provides 3D software design, ODM/OEM, and multiple customization options, supported by documented inspection, corrective-action, complaint-handling, quality-assurance, and traceability procedures. Export experience is stated at 18 years, with exports representing 21%–30% of sales, and standard peak- and off-season lead times within 15 working days. However, the supplier has no available SDK, reported no new products in the past year, lacks overseas agents, branches, warehouses, and showrooms, and has no valid manufacturing-capacity contract with its factory and related subcontractors. Evidence is insufficient for certification holding, financial credibility, and customer cases.

Supplier typeThe supplier is Hunan Leading Technology Development Co., Ltd., described as a professional technology supplier focused on pump control and protection solutions, including production, R&D, global sales, and after-sales service. Its company type is recorded as “Combined,” but the exact legal classification is not further explained.

After-Sales capabilityThe company states that it provides after-sales service, maintains in-stock service capacity, and has documented procedures and records for complaint handling, corrective and preventive actions, quality assurance, and traceability. However, it has no overseas agents or branches, no overseas warehouse, no overseas showroom, and reports zero countries with overseas services, limiting demonstrated international after-sales coverage.

R&D capabilityThe supplier is identified as a professional R&D technology supplier and provides 3D software design and ODM services. Nevertheless, it has no available SDK and reported no new products during the past year, so the evidence supports design and development capability but indicates limited recent product innovation.

Production capacityThe supplier reports production operations, documented finished-product inspection procedures, in-stock capability, 18 years of export experience, and lead times within 15 working days in both peak and off seasons. A material control weakness is that the factory and related subcontractors have no valid manufacturing-capacity contract; overseas warehousing is also unavailable.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, together with 3D software design and ODM services. It also reports OEM capability for well-known brands, providing direct evidence of broad customization and design-manufacturing support.

Client casesThe supplier states that it provides OEM services for popular brands, which indicates experience serving recognized-brand customers. No specific customer names, projects, products, or verifiable case details are provided, so the depth and quality of customer cases cannot be fully assessed.

Product Q&A

Q:Can I have some samples?

Absolutely! We can provide you with samples for testing. Please contact us for more details.

Q:What's the delivery time?

For our standard pump control panel, it typically takes about 7 working days. For custom orders, the timeframe is usually 15-20 days. Please reach out for specific details.

Q:Can I do OEM or ODM?

Yes, we welcome OEM and ODM opportunities. With our in-house engineering team, we can meet your needs, provided specific order quantities are met.

Q:How does your factory ensure quality control?

At Hunan Leading Science & Technology Development Co., Ltd., our meticulous production process adheres unwaveringly to ISO standards. We ensure unparalleled quality control at every stage-from the selection of premium raw materials to the final, impeccable assembly of each High Power Single Phase Water Pump Control Panel for versatile use. Every unit is rigorously tested to perfection before packaging and dispatch, promising reliability and excellence.

Q:What is the estimated lifespan of your control panel?

Our expertly designed control panel boasts an impressive lifespan of up to 8 years, ensuring long-term performance and dependability.