What is the after-sales service policy?

We provide free spare parts or controllers for maintenance/replacement based on order quantity, along with technical training.

How can I trust your company?

We have 15+ years of experience, and many pump suppliers globally use our controllers for their pumps and motors.

Where is your factory located?

Our factory is in Changsha, Hunan, China. It is accessible via air and high-speed train from major cities like Guangzhou, Shanghai, Beijing, and Hong Kong.

Efficient Capacitor Management Panel with Smart Pump Technology

Name: Efficient Capacitor Management Panel with Smart Pump Technology
Brand: Hunan Leading Science & Technology Development Co., Ltd.
SKU: 2120101905

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

US$72.00-75.00

1 Piece

Sample price:US$87.00/piece.Request sample

Product profile

Customization

Available

Task

Program

Structure

Closed-Loop

Model NO.

L521

Mathematical Model

Linear

Signal

Continuous

Function

Automatic Control, Protection

Certification

ISO: 9001, CE

Condition

New

Customized

Material

ABS

Rated Output Power

0.37kw-4kw (0.5HP-5.5HP)

Protection Grade

IP54

Rated Input Voltage

AC220V/AC230V Single Phase

Transport Package

Paper Carton

Specification

310*220*120mm

Trademark

LEADING

Origin

China

HS Code

9032899099

Production Capacity

5000

Key features

Smart LCD Monitoring: Features an LCD screen for easy monitoring of pump status, faults, and running time.

Multi-Protection System: Includes overload, stall, dry run, under/over voltage, and repeat start protection.

Versatile Control Modes: Supports water level, pressure, and drainage control via float switches or sensors.

Customizable Power Range: Rated output power ranges from 0.37kw to 4kw (0.5HP-5.5HP) based on model.

OEM/ODM Support: Accepts OEM and ODM orders with dedicated engineering team support.

IP54 Durability: Robust IP54 protection grade suitable for wall mounting in various environments.

Remote Connectivity: Equipped with RS485 port and remote monitoring capabilities for industrial use.

Long Service Life: Designed for an approximate operational lifetime of 8 years.

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: ≤6.20hTerms 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 get samples for testing?

Yes, we can send you samples for testing. Please contact us for details.

Q:What is the delivery time?

For standard panels, it takes about 7 working days. For non-standard/custom orders, it takes 15-20 days.

Q:Do you accept OEM or ODM orders?

Yes, we have an engineering team and accept OEM/ODM, subject to minimum ordering quantity requirements.

Q:How do you ensure quality control?

We follow ISO standards, controlling quality from raw materials to finished products. Each panel is fully assembled and strictly tested before shipping.

Q:What is the expected lifespan of the control panel?

The designed lifetime of the control panel is approximately 8 years.