What is the after-sales service policy?

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

Where is your factory located?

Our location is in Changsha, Hunan, China, with convenient air and high-speed train access from major cities.

PLC-3 Programmable Logic Pump Controller Open Phase Protection

Name: PLC-3 Programmable Logic Pump Controller Open Phase Protection
Brand: Hunan Leading Science & Technology Development Co., Ltd.
SKU: 2106408065

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

Negotiable

10 Pieces

Product profile

Customization

Available

Task

Program

Structure

Closed-Loop

Model NO.

SPLC-3

Mathematical Model

Non-Linear

Signal

Continuous

Function

Automatic Control

Condition

New

Customized

Material

ABS

Transport Package

Paper Carton

Specification

14 pcs/carton

Trademark

Neutral

Origin

China

HS Code

9032899090

Production Capacity

100000PCS/Year

Key features

Open Phase Protection: Built-in protection against open phase faults to ensure safe pump operation.

Wide Power Range: Supports output power from 0.75kW to 250kW for various pump sizes.

Multiple Start Types: Compatible with DOL, Star-Delta, Soft Start, and Auto Coupling methods.

Comprehensive Protection: Includes overload, dry run, under/over voltage, and phase reversal protection.

Customizable Design: Customized structure and settings available via DIP switches for different applications.

Smart Monitoring: Features LCD display, fault recording, running time tracking, and optional WiFi/RS485.

Long Service Life: Designed for an approximate lifetime of 8 years with strict quality control.

Versatile Applications: Ideal for water supply, irrigation, sewage, and industrial plant pump control.

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: ≤7.21hTerms 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.