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High Quality Distributed Gap Wound Core for Oil Immersed Transformer
US$1,900.00
1-9 Tons
US$1,880.00
10-19 Tons
US$1,850.00
20-49 Tons
US$1,830.00
50-69 Tons
US$1,800.00
70+ Tons
Sample price:US$20.00/kg.Request sample

Product profile

Customization

Available

Application

Power, Electronic

Phase

Single

Core

Core-type Transformer

Cooling Method

Oil-immersed Type Transformer

Winding Type

Separated Winding Transformer

Certification

ISO9001

Usage

Single-phase Transformer, Power Transformer, Distribution Transformer

Frequency Characteristics

50Hz/60Hz

Shape of Core

Transformer Core

Brand

Wisco

Transport Package

Standard Export Package

Specification

OEM(According to Drawing)

Trademark

Zhuo Fan Power

Origin

China

HS Code

8504901900

Production Capacity

5000ton/Per Month

Key features

Exclusive WISCO Supplier: Exclusive partner of Baowu Group and exclusive user of WISCO for high-quality CRGO silicon steel.
Custom OEM/ODM Support: OEM manufacturing support and customized cores based on client drawings for specific applications.
Large Production Capacity: Annual capacity over 100,000 tons with monthly transformer core production exceeding 5,000 tons.
Comprehensive Product Range: Supplying oil-immersed, dry-type, and ultra-high-voltage transformer cores from 35KV to 550KV.
Energy Efficient Materials: Low carbon silicon iron alloy with high permeability to significantly reduce Joule loss and enhance efficiency.
ISO9001 Certified Quality: Certified ISO9001 Standard with rigorous testing of each product before dispatch to ensure quality.

Company profile

Hunan Zhuofan Electric Power Equipment Co. Ltd
High Repeat Buyers ChoiceManagement Certification100% Finished Products InspectionImporters and Exporters
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service AvailableExport Year: 2025-03-01Nearest Port: Guangzhou PortAverage Response Time: ≤4.56hTerms of Payment: T/T, LC

AI-Powered supplier vetting

SummaryThe supplier is identified as a trade company in the manufacturing industry and is described as a professional technical supplier. It offers broad customization and ODM services, reports new products within the past year, and has stated CRGO/transformer-core productivity of 60,000 tons. However, quality assurance is explicitly absent, only one quality inspector is reported, and corrective-action and complaint procedures lack written records. The supplier has inventory capability but no valid manufacturing-capacity contract with related subcontractors, overseas warehouse, showroom, agents, branches, or offline trade-show participation. Export activity is reported at 41%–50% of sales, but exporting began only one year ago. Financial information is incomplete and inconsistent across the reported periods, so credibility cannot be fully assessed. No customer cases or certifications are provided.
CertificationsThe provided information states that quality assurance in quality-control processes is absent. No certification holdings are reported, so certification status cannot be positively verified; the explicit lack of quality assurance is a deficiency relevant to quality-system maturity.
After-Sales capabilityThe supplier has procedures for corrective and preventive actions and customer complaints, but no written records. It has inventory capability and accepts multiple service quotation and payment terms, while lacking overseas warehouses, showrooms, agents, branches, and overseas service coverage. The available evidence shows limited and weakly documented after-sales infrastructure.
R&D capabilityThe supplier reports R&D capability, new products within the past year, and ODM services. It does not provide 3D software design services or an available SDK, so innovation capability is evidenced in product development and design manufacturing but not in software-related development.
Production capacityReported productivity is 60,000 tons for CRGO/transformer cores, with longitudinal, transverse, and laser transverse cutting equipment. Lead time is within 15 working days in both peak and off-season, and inventory capability is available; however, there is no valid contract covering manufacturing capacity with related subcontractors, which limits verification of production control.
Customization capabilityThe supplier explicitly offers customization from designs, full customization, minor customization, flexible customization, and ODM services. This provides direct evidence of broad product customization and original-design manufacturing capability.

Product Q&A

Q:What types of products do you supply?
A:
We provide OEM transformer cores, CRGO mother coils, silicon steel, slit coils, and transformer laminations.
Q:What is your production capacity?
A:
We have an annual production capacity of over 100,000 tons, with monthly transformer core production exceeding 5,000 tons.
Q:How do you ensure product quality?
A:
We hold ISO9001 certification, conduct thorough calculations before orders, and rigorously test each product before dispatch.
Q:What is the maximum weight capacity for your cores?
A:
The max weight for automatic stacked cores is 60 tons, and for manually stacked cores, it is 80 tons.
Q:Do you offer customization services?
A:
Yes, we provide OEM manufacturing support and assemble cores based on your specific drawings and requirements.

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