What is your policy on after-sales service?

Based on the quantity ordered, we offer complimentary spare parts or controllers for maintenance or replacement. Additionally, we provide comprehensive technical training to ensure seamless integration and optimal use of our product.

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With a solid 15-year track record in the manufacturing and sales of pump control panels, our esteemed controllers are widely trusted by numerous pump suppliers both within China and internationally. Our reputation for excellence in controlling and safeguarding pumps and motors speaks for itself.

M521 Submersible Pump Control Panel with Enhanced Voltage Stability

Name: M521 Submersible Pump Control Panel with Enhanced Voltage Stability
Brand: Hunan Leading Science & Technology Development Co., Ltd.
SKU: 2167195265

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

Smart Sensor-Free Operation: Features intelligent digital control with sensor-free dry run protection for reliable performance.

Comprehensive Protection Functions: Includes overload, stall, dry run, under/over voltage protection, and memory function for power loss.

Versatile Application Scenarios: Suitable for residential, agricultural, industrial, and wastewater systems with single pump control.

Durable Anti-Corrosion Design: Equipped with anti-corrosion probes and anti-rust protection for water pump shafts to ensure longevity.

Customizable Configuration: Offers customized options for rated input voltage and output power to meet specific project needs.

Intelligent Data Monitoring: Displays pump last five fault records and accumulative running time for easy maintenance tracking.

Compact Wall-Mount Design: Dimensions of 228x160x73mm with IP22 protection, suitable for wall mounting in various environments.

Wide Voltage Compatibility: Supports AC220V-240V single phase at 50HZ/60HZ, ensuring stable operation in diverse electrical setups.

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: ≤5.26hTerms 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 are delighted to provide samples for your testing. Please contact us for further details.

Q:What's the delivery time?

For standard pump control panels, anticipate a swift delivery time of approximately 7 working days. For custom, non-standard configurations, expect a delivery timeline of 15-20 days. Reach out to us for more information.

Q:Can I do OEM or ODM?

Certainly, our proficient engineering team welcomes OEM and ODM projects, with a minimum order quantity requirement.

Q:How does your factory ensure quality control?

Our meticulous production process adheres rigorously to ISO standards, ensuring unparalleled quality control from the very inception of raw material selection through to the completion of the finished product. Each M521 Submersible Pump Control Panel is meticulously assembled and undergoes stringent testing protocols before it is carefully packed and dispatched, guaranteeing peak performance and reliability.

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

The M521 Submersible Pump Control Panel is expertly designed to provide a dependable operational lifespan of 8 years, ensuring sustained performance and durability.