Powered by Made-in-China.com
L531 Control Box for AC Motor and Water Pump Protection
US$74.90
1-99 Pieces
US$59.90
100+ Pieces
Product profile
Customization
AvailableTask
ProgramStructure
Closed-LoopModel NO.
L531Mathematical Model
Non-LinearSignal
ContinuousFunction
Automatic ControlCertification
CECondition
NewCustomized
CustomizedMaterial
ABSTransport Package
PaperSpecification
6 pcs/cartonTrademark
NeutralOrigin
ChinaHS Code
9032899090Production Capacity
100000PCS/YearKey features
Customized Design: Product is fully customized to meet specific requirements.
Comprehensive Protection: Includes overload, stall, dry run, under/over voltage, and open phase protection.
Versatile Control Methods: Supports control via float switch, pressure switch, or liquid probe for water supply and drainage.
Fault Memory & Display: Records and displays the last five faults and accumulative running time.
Wide Voltage Range: Rated input voltage AC380V, 3-phase, 50Hz/60Hz.
Durable Construction: Made of ABS material with IP54 protection rating for wall mounting.
CE Certified: Product meets CE certification standards for safety and quality.
Flexible Lead Time: Off-season lead time within 15 workdays; peak season one month.
Company profile
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:What is the rated input voltage?
A:
The rated input voltage is AC380V, three-phase, 50Hz/60Hz.
Q:What protection functions are included?
A:
It includes overload, pump stalled, dry run, under voltage, over voltage, repeat start, and open phase protection.
Q:Can the product be customized?
A:
Yes, the product is customized to meet specific needs.
Q:What is the lead time for orders?
A:
Off-season lead time is within 15 workdays, and peak season lead time is one month.
Q:How is the pump controlled?
A:
Control is achieved using water level sensors, float switches, or pressure switches for water supply and drainage.
Send Inquiry
*To:
Hunan Leading Science & Technology Development Co., Ltd.
Hunan Leading Science & Technology Development Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
Agricultural Solar Control Box for Farm Water Pump
US$748.00
1 Piece(MOQ)
Automatic Electric Submersible Water Pump Motor Control Panel Box
US$89.00-95.50
1 Piece(MOQ)
10HP Three Phase Electric Control Panel Box for Submersible Pump
US$78.00-80.00
1 Piece(MOQ)
Stainless Steel Submersible Pump Control Panel Box for Dual Pumps
US$130.00-135.00
1 Piece(MOQ)
AC380V-415V/4kw Industrial Electric Pressure Booster Pump Control Panel Box
Negotiable
10 Pieces(MOQ)
Soft Start Control Box Plastic Motor Starter Panel Box for Small Motor Control
US$471.00-523.00
1 Piece(MOQ)
High Quality Crane Electric Control Box for Industrial Overhead Crane Cabinet and Gantry Crane Applications
US$500.00-2,800.00
1 Piece(MOQ)
Soft Starter Control Box 220V-660V, Compact Motor Start Cabinet with PLC & SCR Protection
US$200.00-300.00
1 Piece(MOQ)
Programmable Control Box for Mining, Explosion-Proof and Intrinsically Safe Type
US$6,000.00-8,000.00
1 Piece(MOQ)
Flame-Proof and Intrinsically Safe Type Programmable Control Box for Mine Use
US$6,857.00
1 Piece(MOQ)
Industrial Crane Control Cabinet Panel Box with PLC Inverter and Safety Protection System
US$500.00-2,800.00
1 Piece(MOQ)
Kyk Water Pump Control Box
US$60.00-100,000.00
1 Piece(MOQ)
High-Standard Heat Dissipating Safety Protection Vmb Valve Manifold Box for Industrial Control
US$60,000.00-100,000.00
1 Set(MOQ)
Personalized PLC Industrial Control Box with Quick Delivery and Samples
US$0.45
1 Piece(MOQ)
M931 Intelligent Pump Control Box for Enhanced Submersible Water Management
US$66.90-68.50
1 Piece(MOQ)
PLC Industrial Control Box with Custom Options and Sample Supply
US$1.05
1 Piece(MOQ)
L531 IP54 Rated Water Pump Control Box with Enhanced Protection Features
US$59.90-74.90
1 Piece(MOQ)



















