Introduction
Henan New Electric Power Co., Ltd. (TNNPI) recently completed the production and shipment of a batch of custom-designed Open-Type Dry Type Transformers for industrial automation projects in Southeast Asia.
The transformers were engineered to meet specific voltage conversion requirements and provide stable power supply for production lines, motor control centers (MCC), CNC equipment, and automated manufacturing systems.

Product Highlights
The supplied transformers feature:
- 100% copper winding construction
- High-grade silicon steel core
- Low temperature rise design
- Class F/H insulation system
- High efficiency and low losses
- Compact open-frame structure
- Easy installation and maintenance
The units support customized input and output voltages including:
- 480V to 380V
- 415V to 220V
- 380V to 208V
- 400V to 230V
making them suitable for global industrial applications.
Applications
The transformers will be used in:
- Manufacturing plants
- Food processing facilities
- Packaging machinery
- Water treatment systems
- Textile factories
- Mining operations
where reliable voltage conversion and electrical isolation are critical.
Supporting Global Industrial Power Solutions
As a professional transformer manufacturer in China, TNNPI continues to supply:
- Oil Immersed Transformers
- Dry Type Transformers
- Isolation Transformers
- Distribution Transformers
- Medium Voltage Switchgear
- Compact Substations
to customers across Southeast Asia, Africa, South America and the Middle East.
For customized transformer solutions, contact our engineering team today.