What is your after-sales service policy?

Based on order quantity, we provide free spare parts or controllers for maintenance/replacement and offer technical training.

How can I trust your company?

We have 15 years of experience in manufacturing and selling pump control panels. Many suppliers in China and overseas use our controllers.

380V Three Phase Booster Pump Control for Water Treatment L931-B

Name: 380V Three Phase Booster Pump Control for Water Treatment L931-B
Brand: Hunan Leading Science & Technology Development Co., Ltd.
SKU: 733678592

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

Negotiable

10 Pieces

Product profile

Customization

Available

Task

Program

Structure

Closed-Loop

Model NO.

L931-B

Mathematical Model

Linear

Signal

Continuous

Function

Automatic Control, Protection, Monitoring

Certification

ISO: 9001, CE

Condition

New

Customized

Material

ABS

Input Voltage

AC380V 50Hz/60Hz

Phase

Three Phase

Rated Output Power

0. 75kw-4kw 5. 5kw-11kw 15kw

Protection Grade

IP54

Qty of Controlled Pump

Single Pump

Transport Package

Box+Paper Carton

Specification

Big size

Trademark

Leading or neutral

Origin

China

HS Code

9032899090

Production Capacity

60, 000 Sets Per Month

Key features

Comprehensive Protection Functions: Includes overload, stall, dry run, voltage, phase imbalance, and reverse protection.

Real-Time LCD Monitoring: Displays dynamic pressure, running time, and last five faults on an LCD screen.

Customizable Specifications: Supports customized input voltage, output power, and pump quantity configurations.

Smart Pressure Control: Connects to 0.5-4.5V pressure transmitters for automatic start/stop based on settings.

Industrial Connectivity: Features RS485 port for remote monitoring and dry contact output for integration.

Wide Application Scenarios: Suitable for houses, farms, irrigation, industrial plants, and water reuse systems.

Certified Quality Assurance: Manufactured under ISO 9001 standards with strict quality control from raw materials.

Long Design Life: Designed for an 8-year operational life with robust construction and testing.

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: ≤4.17hTerms 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 orders?

Standard panels take about 7 working days. Non-standard items take 15-20 days. Please contact us for details.

Q:Do you accept OEM or ODM orders?

Yes, we have an engineering team and accept OEM/ODM, but there is a minimum ordering quantity requirement.

Q:How do you ensure product quality?

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 8 years.