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Three Phase Pump Compressor Motor Controller Speed-Regulation AC380V Variable-Frequency Drive 4kw VFD
US$89.00
1-99 Pieces
US$85.00
100-299 Pieces
US$82.00
300+ Pieces
Sample price:US$89.00/piece.Request sample
Product profile
Customization
AvailableApplication
High-performance Transducer, Three Phase Transducer, General Transducer, Single-phase Transducer, High Frequency Converter Transducer, Vector Control TransducerPrinciple of Work
V/F Control TransducerModel NO.
LW-9000-4kwSwitch Mode
PWM ControlMain Circuit Type
VoltageVoltage of Power Supply
High Voltage Variable-Frequency DriveLink of Transformation
AC-AC Variable-Frequency DriveNature of DC Power
Current Variable-Frequency DriveBrand
JnnRated Power
4kwRated Voltage
AC380VRated Input Current
10.5ARated Output Current
9AAdapted Motor
2.2-4kwTransport Package
Cardboard BoxSpecification
194x98x142mmTrademark
JNNOrigin
ChinaProduction Capacity
50000PCS/YearKey features
Superior Energy Saving and Constant Pressure Control. Our VFD cuts 30 percent to 60 percent energy use versus power frequency operation, greatly reducing long term operating costs.
Flexible Power Compatibility and Solar Support. Our VFD supports both AC and DC input, cannot be connected to both at the same time. It works with PV solar power directly, and can run independently.
Precise Speed Control and Full Equipment Protection. This VFD delivers high accuracy stepless speed control to flexibly meet different flow and pressure needs.
Easy Multi Pump Networking and Automation Integration. Our VFD enables simple seamless online networking for multiple pumps without complex wiring.
Wide Universal Adaptability for Diverse Scenarios. This VFD fits all mainstream application needs including VFD inverter pump control 380V three phase inverter constant pressure water system.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2019-08-01 CertifiedNearest Port: Ningbo PortAverage Response Time: ≤3.63h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryShanghai Winning Electric Co., Ltd. is a China-based limited company focused on intelligent water-pump and motor-control products. The supplier describes capabilities in product design, R&D, system integration, automation implementation, and production, with applications in municipal water supply, drainage, industrial control, agricultural irrigation, and aquaculture. It reports eight production lines, export activity to Africa, Southeast Asia/Middle East, and Australia, and approximately one-month order fulfillment in both peak and off-peak periods. Evidence supports product specialization and some engineering capability, but certification details, after-sales resources, financial credibility, customization results, and specific customer cases remain insufficiently documented. The supplied data also contains inconsistencies, including differing establishment/manufacturer-start dates, employee and quality-control counts, and company-location information.
Supplier typeThe supplier is identified as a Chinese limited company and is described as both a manufacturer and R&D company specializing in motor and pump-control products. Its stated departments include production, technology, engineering, and business functions, indicating an integrated manufacturing and engineering profile.
R&D capabilityThe supplier states that it performs system design, research and development, product development, and integration for intelligent pump and motor-control products, and reports two years of total R&D-engineer experience. These statements support an innovation function, but the limited disclosed R&D experience and absence of patents, new-product records, or technical outcomes prevent a stronger assessment.
Production capacityThe supplier describes production capabilities and reports eight production lines, with products covering pump controllers, protectors, and related control equipment. It also states approximately one-month fulfillment in both peak and off-peak seasons, although the reported employee and quality-control figures are internally inconsistent and production capacity metrics are limited.
Customization capabilityThe supplier explicitly offers product design, development, system integration, and automation-project implementation, including intelligent controllers for pumps, air energy, geothermal, and boilers. This supports potential customization and engineering adaptation, but no specific customized project, technical specification, or delivery example is supplied.
Product Q&A
Q:1 .Q:Can you provide OEM or ODM ?
A:
Yes, we can make the orders according to your detailed request.
Q:2 .Q:What is your delivery time?
A:
For sample order,it takes 1-3 days. Bulky order depends on the quantity. Our monthly ability is 15000pcs, and daily 500pcs. Custom panels depend.
Q:3 .Q:What is your warranty?
A:
We warrant that panels and equipment will be free from defects in material, workmanship, and title. Each panel is backed by a full 1-year warranty.
Q:4 .Q:How about your quality control?
A:
Each panel,whether pre-configured or custom,is 100% factory tested and simulated under load conditions to exceed our customer's Quality and Functionality requirements.
Q:5 .Q:What are your payment methods acceptable?
A:
T/T and L/C
Send Inquiry
*To:
Shanghai Winning Electric Co., Ltd.
Shanghai Winning Electric Co., Ltd.*Content:
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