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Oil Immersed Transformer with on-Load Tap Changer
US$1,000.00-3,000.00
1 Piece
Product profile
Customization
AvailableApplication
PowerPhase
ThreeModel NO.
S13 TransformerCore
Core-type TransformerCooling Method
Oil-immersed Type TransformerWinding Type
Two-winding TransformerCertification
ISO9001-2000, ISO9001, CCCUsage
Power Transformer, Distribution TransformerFrequency Characteristics
Power FrequencyShape of Core
RingPower Capacity
25-2500kVAType of Voltage Regulation
off-Circuit or on-LoadTappingrange
±5%±2X2.5%±4X2.5%Frequency
50Hz or 60HzPhases
Three or SingleConnection Symbol
Dynll, Yyn0( Oras Requested)Short-Circuit Impedance
Standard LmpedanceTransport Package
Export Standard Wooden CaseSpecification
950*650*880Trademark
shengxianOrigin
Zhejiang, ChinaHS Code
8504210000Production Capacity
50 Pieces/WeekKey features
Fully Sealed Design: Eliminates oil conservator, prevents oil deterioration and insulation aging by isolating from air.
Low Loss and Noise: S11-M series offers high efficiency and energy-saving effects with reduced pollution.
Wide Power Capacity Range: Available from 25kVA to 2500kVA to meet diverse power requirements.
Flexible Voltage Regulation: Supports both off-circuit and on-load tap changing for stable voltage control.
Customizable Connection Symbols: Offers Dyn11, Yyn0, or other symbols as per customer specific requests.
Safety Protection Devices: Equipped with pressure relief valves; gas relay available upon request.
Vacuum Oil Filling: Manufactured under vacuum to remove moisture and prevent insulation degradation.
No Routine Oil Testing: Fully sealed design eliminates the need for routine oil sample testing.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 9 Year CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤0.19h
AI-Powered supplier vetting
SummaryThe supplier is a Zhejiang-based manufacturer operating two production lines for transformers, electrical switchgear, and vacuum circuit breakers. It reports annual outputs of 4,000 transformers, 2,500 switchgear units, and 10,000 vacuum circuit breakers, with one-month lead times in both peak and off-peak seasons. The supplier holds ISO9001, ISO14001, ISO45001, and CCC-related credentials, and has documented procedures for inspections, complaints, corrective actions, and service assessment. It offers broad customization and ODM services, but reported no new product information in the past year and no SDK availability. Overseas infrastructure is limited: no overseas warehouses, showrooms, agents, branches, or offline trade-show participation. Financial credibility cannot be assessed because the provided financial records are incomplete and monetary figures are excluded. Customer cases and named customer references are not provided.
CertificationsThe supplier reports ISO9001 quality certification, CCC certification for core products, ISO14001 environmental certification, and ISO45001 occupational health and safety certification. These stated certifications provide explicit evidence of certification coverage across quality, environmental, and occupational safety areas.
After-Sales capabilityThe supplier has written and followed procedures for service assessment, corrective and preventive actions, and customer complaints. However, it has no overseas warehouse, showroom, agent, branch, or stated overseas service country coverage, limiting evidence of localized after-sales support.
R&D capabilityThe supplier reports multiple patents granted by CNIPA and offers ODM services, indicating some established innovation and design capability. However, it states that no new product information was available in the past year and that no SDK is available, so current product-development activity appears limited.
Production capacityThe supplier operates two production lines and reports annual outputs of 4,000 transformers, 2,500 electrical switchgear units, and 10,000 vacuum circuit breakers, with one-month lead times in both peak and off-peak seasons. It has two dedicated quality inspectors and standardized finished-product inspection instructions, but does not continuously reconcile quantities for every batch or mass-production run.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. This provides direct evidence of broad customization coverage.
Product Q&A
Q:Are you a trading company or manufacturer?
A:
We are a professional factory with 10 years of experience in the field of High and Low voltage switchgears, substations, transformers, cable distribution boxes, and various electrical equipment, such as vacuum circuit breakers, load break switches, etc. Our factory is an excellent supplier of the State Grid Corporation of China.
Q:Do you accept customized service?
A:
We offer OEM/ODM service, and can print your logo on the product. Our professional, technical, and quotation team can provide a satisfactory project according to your drawing and parameters.
Q:What is your MOQ?
A:
Our MOQ is 1 piece.
Q:How long is your delivery lead time?
A:
It depends on your product requirement and quantity. Generally, 5~10 working days are available.
Q:How do you solve quality problems?
A:
Please provide detailed photos of quality problems. Our technical and quality testing department will analyse. We will make a satisfactory solution within 2 days.
Send Inquiry
*To:
Zhejiang Shengxian Electric Power Technology Co., Ltd.
Zhejiang Shengxian Electric Power Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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