Energy-Saving & Reliable 0.4KV to 11KV Oil Immersed 400KVA Power Distribution Transformer for Manufacturing Plants & Industrial Parks Manufacturer
Energy-saving 400KVA-2500KVA oil-immersed transformers (0.4KV-11KV) with ≤55dB noise, explosion-proof safety features, and custom solutions for industrial use. IEC-compliant with reliable performance in harsh environments.
Oil Immersed 400KVA Transformer
,11KV Power Distribution Transformer
,400KVA Power Distribution Transformer

Energy-Saving & Reliable 400KVA 0.4KV to 11KV Oil-Immersed Power
Distribution Transformer
Hentg Power specializes in
manufacturing oil-immersed power distribution transformers, offering
customized solutions from 0.4KV to 11KV. Widely used in industrial parks,
manufacturing plants, commercial buildings, and urban power distribution
networks, our transformers are designed for energy efficiency, reliability,
and high performance, ensuring long-term stable operation even under heavy
loads and complex environments.
- High Efficiency and Energy Saving: Low-loss core materials and optimized winding design reduce operating costs.
- High Reliability and Durability: Moisture-proof, corrosion-resistant, and overload-resistant design ensures long-term stable operation.
- Customizable Solutions: Voltage levels, capacities, and installation options tailored to customer requirements.
- Comprehensive Safety Features: Explosion-proof tank design and over-temperature protection suitable for high-temperature and coastal environments.
- Eco-Friendly and Low Noise: IEC-compliant, quiet operation minimizes environmental impact.
- Global Applicability: Suitable for all industrial and commercial applications, supporting EPC projects and international export.
| Specification | Details |
|---|---|
| Rated Voltage | 0.4KV–11KV customizable |
| Rated Capacity | 400KVA–2500KVA, customizable per project |
| Phase | Single-phase / Three-phase |
| Frequency | 50Hz / 60Hz |
| Insulation Class | A, E, F, H available |
| Cooling Method | ONAN / ONAF / ONAF + Winding, oil-immersed cooling |
| Noise Level | ≤55dB (low noise design) |
| Protection Level | IP23 / IP32 / IP54 |
| Temperature Rise Class | ≤65K / 80K / 105K, designed for specific environments |
| Transformer Oil | IEC60296 standard high-insulation transformer oil |
| Installation | Indoor/Outdoor, anti-corrosion base available |
| Safety Features | Explosion-proof tank, temperature relay, pressure relief device, fire-resistant materials |






Market Challenges: High-temperature regions such as the
Middle East, Southeast Asia, and coastal Africa face risks like transformer
overheating, self-ignition, and abnormal oil tank pressure.
Hentg
Power Solutions:
- Explosion-proof tanks with pressure relief devices prevent oil tank accidents.
- High-temperature insulation materials and enhanced cooling design ensure safe operation above 35°C.
- Moisture-proof and anti-salt coatings for coastal, high-humidity environments.
- Low-loss core design reduces self-heating, enhancing long-term reliability.
-
Q: Is the transformer suitable for high-humidity coastal
environments?
A: Yes, we use corrosion-resistant, moisture-proof enclosures and special anti-salt coatings for long-term reliable operation. -
Q: Can the transformer capacity be customized for
specific projects?
A: Absolutely, we provide solutions ranging from 10KVA to 5000KVA tailored to client needs. -
Q: Does high temperature affect the transformer’s
lifespan?
A: Hentg Power’s high-temperature insulation and optimized cooling design ensure stable operation in environments exceeding 50°C. -
Q: Does the transformer support large-scale EPC project
procurement?
A: Yes, we provide OEM, bulk production, and global export services. -
Q: Is installation and maintenance complicated?
A: No, our transformers are easy to install, come with detailed manuals, and remote technical support is available. -
Q: Does the product comply with international
standards?
A: Yes, all products comply with IEC, IEEE, and local grid regulations.
Hentg Power focuses on custom transformer research, development, and manufacturing, serving global industrial parks, manufacturing enterprises, and power projects. Our product range includes oil-immersed, dry-type, and special transformers, dedicated to energy-efficient, reliable, and safe power solutions. With a professional R&D team, advanced production lines, and international certifications, we ensure every transformer meets high customer standards.
Contact us today for a professional oil-immersed transformer customization solution!
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