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High-Efficiency Three Phase Oil Immersed Transformer at Competitive Prices
US$4,800.00-66,000.00
1 Set
Product profile
Customization
AvailableApplication
PowerPhase
ThreeModel NO.
S11-20Core
Core-type TransformerCooling Method
Oil-immersed Type TransformerWinding Type
Multi-winding TransformerCertification
ISO9001-2000, ISO9001, CCC, UL CEUsage
Power TransformerFrequency Characteristics
High FrequencyShape of Core
RingBrand
YaweiCoil Structure
Layer CoilRated Primary Voltage
11/33Rated Secondary Voltage
0.4Rated Capacity
25-2500kVAType
Distribution TransformerWinding Material
Copper/AluminumConnection Symbol
Dyn11,Yyn0,Yzn11Input Voltage
10kv,11kv,15kv,22kv,30kvOutput Voltage
380V,400VTransport Package
Wooden CaseSpecification
as per designTrademark
YaWei electricOrigin
ChinaHS Code
8504231100Production Capacity
1200 Sets Per MonthKey features
High Efficiency & Low Loss: Uses Toshiba analysis software for superior performance with low noise and partial discharge.
Wide Capacity Range: Available in 25-2500kVA options for various distribution and power needs.
Multiple Certification: Certified by ISO9001, CCC, UL, CE, IEC, ANSI, KEMA, and GOST standards.
Versatile Application: Suitable for power plants, substations, mining, and petrochemical enterprises.
Customizable Options: Custom coil structure, winding material (Copper/Aluminum), and connection symbols available.
Proven Manufacturer: 31 years of experience with over 1200 employees and strong production capacity.
Global Export Experience: Products exported to Australia, New Zealand, India, Vietnam, and other regions.
Reliable Quality Control: Final inspection before shipping; passed National Transformer Quality Supervision tests.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2014-03-08 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.80h CertifiedTerms of Payment: T/T
AI-Powered supplier vetting
SummaryJiangsu Yawei Electric Group Co., Ltd. is a limited company producing distribution transformers, power transformers, and dry-type transformers, with 1,102 employees, more than 10 production lines, and reported transformer output of 5,000 pieces. It has ISO 9001:2015, CE, Jiangsu measurement certification, and IEC-related product certification evidence. The supplier demonstrates broad customization, ODM and OEM capabilities, recent product development, quality-control procedures, complaint handling, and corrective-action mechanisms. Its products are sold domestically and exported to several countries, but the available data also shows no inventory, overseas warehouses, overseas showrooms, overseas agents or branches, and no valid manufacturing-capacity contract with associated subcontractors. Financial credibility cannot be assessed because only reporting years are provided, without financial results. Customer evidence is limited to OEM service for known brands and export-market coverage.
Supplier typeThe supplier is identified as Jiangsu Yawei Electric Group Co., Ltd., a limited company and part of a larger group. Its stated product scope is distribution transformers, power transformers, and dry-type transformers.
CertificationsThe supplier reports ISO 9001:2015, CE, Jiangsu enterprise measurement certification, and IEC certification for specified transformer and substation products. A BV audit record is also shown with a stated validity period from April 24, 2026 to April 23, 2027, although the audit evaluation result is recorded as 0 without an explanatory interpretation.
R&D capabilityThe supplier reports new products in the past year, ODM services, technical development and technology-transfer activities, and eight years of total R&D-engineer experience. It does not have an available SDK, but SDK availability is not sufficient by itself to negate the broader evidence of product-development capability.
Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. It also reports ODM services and OEM services for well-known brands, providing direct evidence of broad customization and contract-manufacturing capability.
Product Q&A
Q:What is the warranty period?
A:
We provide a comprehensive 2-year warranty for all our mechanical equipment.
Q:What is the lead time for orders?
A:
Peak season lead time is within 15 workdays, while off-season lead time is one month.
Q:What payment terms are accepted?
A:
We accept T/T and L/C payments in USD or CNY currencies.
Q:Can I get samples before placing an order?
A:
Yes, we provide samples for quality and price check, but the sample cost and shipping fee need to be paid by the buyer.
Q:What is the MOQ for this product?
A:
The minimum order quantity is 1 piece.
Send Inquiry
*To:
Jiangsu Yawei Electric Group Co., Ltd.
Jiangsu Yawei Electric Group Co., Ltd.*Content:
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