What raw materials do you use for CRGO silicon steel?

We source CRGO silicon steel from Baosteel and WISCO, utilizing exclusive access to WISCO materials.

What are the payment and lead time terms?

Payment terms are T/T or LC. The average lead time is within 15 workdays for both peak and off-peak seasons.

OEM Power Transformer Part with 0.23mm CRGO Core Assembly

Name: OEM Power Transformer Part with 0.23mm CRGO Core Assembly
Brand: Hunan Zhuofan Electric Power Equipment Co. Ltd
SKU: 2269966235

Hunan, ChinaHunan Zhuofan Electric Power Equipment Co. Ltd

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

Three

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

85049019

Production Capacity

5000ton/Per Month

Key features

Exclusive WISCO Partner: Exclusive user of WISCO CRGO silicon steel, ensuring premium raw material quality.

Massive Production Capacity: Annual capacity over 100,000 tons; monthly transformer core output exceeds 5,000 tons.

Custom OEM Manufacturing: OEM/ODM support available; production strictly based on customer-provided drawings.

Energy Efficient Materials: CRGO silicon steel reduces Joule loss, enhancing efficiency and providing energy-saving benefits.

Comprehensive Quality Control: ISO9001 certified; rigorous testing conducted on each product before dispatch.

24/7 Technical Support: Round-the-clock hotline support with expert remote diagnosis and on-site assistance.

Company profile

High Repeat Buyers ChoiceManagement Certification100% Finished Products InspectionImporters and Exporters

Hunan Zhuofan Electric Power Equipment Co. Ltd

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service AvailableExport Year: 2025-03-01Nearest Port: Guangzhou PortAverage Response Time: ≤2.72hTerms 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 kinds of products can we provide?

We provide OEM transformer cores, CRGO mother coils, silicon steel, slit coils, and transformer laminations.

Q:Who are we?

We are a pioneering force in CRGO silicon steel products in China and the exclusive user of WISCO.

Q:How can we guarantee quality?

We hold ISO9001 certification. Engineers conduct thorough calculations before orders, and we rigorously test each product before dispatch.

Q:Why should you buy from us and not from other suppliers?

We have over 10 years of experience, utilize advanced manufacturing equipment, and have a monthly transformer core production capacity exceeding 5,000 tons.

Q:What is the maximum weight capacity for stacked cores?

The max weight for automatic stacked cores is 60 tons, and for manually stacked cores, it is 80 tons.