簡介
Power transformers are critical equipment in modern power systems, widely used in transmission networks, substations, renewable energy plants, and industrial facilities.
As global electricity demand continues to grow, many EPC contractors, utilities, and industrial buyers are sourcing power transformers from China due to competitive pricing, strong manufacturing capability, and international compliance.
在 恒新变压器, we specialize in designing and manufacturing high-quality power transformers from 6kV up to 500kV, serving global markets including Europe, North America, South America, Africa, and the Middle East.
This guide explains how to safely purchase power transformers from China and how to ensure technical reliability, compliance, and long-term performance.
1. Why Buy Power Transformers from China?
China has become one of the world’s leading transformer manufacturing hubs due to its strong industrial base and export experience.
1.1 Cost Efficiency
Chinese manufacturers offer competitive pricing due to:
- Large-scale production capacity
- Integrated supply chain
- Advanced manufacturing automation
- Engineering optimization
Buyers can typically save 20%–40% compared to European or North American suppliers.
1.2 Wide Product Range
At Evernew Transformer, we supply:
- Power transformers up to 500kV
- 配电变压器
- 变电站变压器
- 垫装变压器
- 杆式变压器
- 干式变压器
- 油浸式变压器
1.3 International Standards Compliance
All products are designed and tested according to:
- IEC standards
- ANSI/IEEE standards
- CSA requirements (North America)
- ISO quality management systems
1.4 Global Project Experience
Evernew Transformer has delivered equipment to:
- 北美
- 南美洲
- 欧洲
- 非洲
- 中東
Our engineering team supports both standard and customized EPC projects.
2. Types of Power Transformers We Manufacture
2.1 Power Transformers (6kV – 500kV)
Used in transmission systems and substations.
- Capacity: up to 500MVA
- Voltage: up to 500kV
- Cooling: ONAN / ONAF / OFAF
2.2 配电变压器
Used for local power distribution.
- 11kV / 0.4kV
- 33kV / 0.4kV
- 50 kVA – 2500 kVA
2.3 变电站变压器
Used in grid infrastructure:
- High reliability
- Designed for continuous operation
- Customized vector groups available
2.4 垫装变压器
Common in North American underground systems.
- Compact design
- Safe outdoor installation
- High protection level
2.5 柱装变压器
Used in rural distribution networks.
- Single-phase or three-phase
- Easy installation
- 经济高效的解决方案
2.6 干式变压器
Suitable for indoor applications:
- 数据中心
- 医院
- 商业建筑
- Fire-sensitive environments
3. Key Technical Parameters Before Purchasing
When purchasing a transformer, the following parameters must be clearly defined:
3.1 Voltage Rating
Examples:
- 11kV / 0.4kV
- 33kV / 0.415kV
- 132kV / 33kV
- 220kV / 132kV
- 500kV systems
3.2 Capacity (kVA / MVA)
- Small: 50 kVA – 1000 kVA
- Medium: 1 MVA – 10 MVA
- Large: 10 MVA – 500 MVA
3.3 Frequency
- 50Hz (Europe, Asia, Africa)
- 60Hz (North and South America)
3.4 Vector Group
Common configurations:
- Dyn11
- Yyn0
- Yd11
3.5 Temperature Rise
Typical standards:
- 55K (low temperature rise – premium efficiency)
- 65K (standard industrial use)
Lower temperature rise generally means higher efficiency and longer service life.
4. Why Choose Evernew Transformer?
4.1 Strong Manufacturing Capability
Evernew Transformer operates modern production facilities capable of manufacturing:
- High-voltage transformers up to 500kV
- Large-scale substation transformers
- Custom engineering solutions
4.2 Advanced Testing System
All transformers undergo strict testing:
- 例行測試
- 類型測試
- Impulse voltage tests
- Temperature rise tests
- Load loss and no-load loss tests
4.3 Engineering Support
Our technical team supports:
- Electrical design review
- Project optimization
- Grid compatibility analysis
- Custom specifications
4.4 Global Delivery Experience
We provide complete export services including:
- 包装
- Sea freight arrangement
- Documentation support
- Installation guidance
5. Procurement Process
Step 1: Technical Requirement Submission
Please provide:
- Voltage level
- Capacity (kVA / MVA)
- 应用
- Standards required
Step 2: Technical Proposal & Quotation
We provide:
- Technical design proposal
- 有竞争力的定价
- Delivery schedule
Step 3: Production
Once order is confirmed:
- Immediate production scheduling
- Material procurement
- Manufacturing process starts
Step 4: Factory Testing
All units are tested before shipment to ensure performance and safety.
Step 5: Delivery
- International shipping
- Export documentation
- Installation guidance support
Learn More：Step Down Power Transformer – Comprehensive Solutions by Evernew Transformer
6. Common Mistakes to Avoid
- Choosing suppliers only based on price
- Missing technical specifications
- Ignoring IEC/IEEE compliance
- Working with non-manufacturer traders
7. Application Areas
Evernew transformers are widely used in:
- Power utilities
- 变电站
- Renewable energy (solar & wind)
- 工業廠房
- 採礦作業
- Infrastructure projects
8. Contact Evernew Transformer
If you are planning to purchase power transformers, please contact us with your technical specifications.
We can support:
- Power transformers up to 500kV
- 配电变压器
- 变电站变压器
- 垫装变压器
- 杆式变压器
- 干式变压器
结论
Purchasing power transformers from China can be highly efficient and cost-effective when working with a reliable manufacturer.
At Evernew Transformer, we focus on delivering high-performance, internationally compliant transformer solutions with strong engineering support and global project experience.
