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Technical Article

 

Padmount Liquid Filled Transformers | ZTelec Yuguang Factory in China

09-19 2025 | By:

What Are Padmount Liquid Filled Transformers?

Padmount liquid filled transformers are distribution transformers installed at ground level, housed in tamper-proof enclosures for safe outdoor use. They are commonly used in residential areas, commercial buildings, industrial parks, and renewable energy projects, where compact design and high safety are essential.

By being oil-insulated and pad-mounted, these transformers provide efficient cooling, long service life, and reliable protection against environmental factors.

American box transformers


ZTelec Yuguang – Leading Padmount Transformer Factory

ZTelec Yuguang is a well-established transformer manufacturer in China, specializing in distribution transformers and power equipment. As a direct factory supplier, ZTelec Yuguang ensures:

  • Competitive pricing without middlemen

  • Strict IEC & ISO-certified quality control

  • Customized padmount transformer solutions

  • Global export experience across 40+ countries


Advantages of ZTelec Yuguang Padmount Liquid Filled Transformers

Photovoltaic Step-Up Transformers

Photovoltaic Step-Up Transformers

High Efficiency & Low Losses – Designed for energy-saving and reduced operating costs.
Safe Outdoor Installation – Tamper-proof enclosure ensures safety in public areas.
Durable Insulation System – Oil-filled design provides superior cooling & long lifespan.
Flexible Applications – Widely used in utilities, substations, wind & solar power plants, campuses.
Certified Quality – Meets IEC, ISO, and CE standards for international markets.


Technical Features

  • Voltage Range: 11kV – 36kV (customizable)

  • Power Capacity: 50kVA – 3000kVA

  • Cooling Method: ONAN (Oil Natural Air Natural)

  • Enclosure: Weatherproof, corrosion-resistant, pad-mounted design

  • Standards: IEC 60076, ANSI/IEEE, ISO9001

    Zgs 3 Phase Pad-Mounted Transformer Factory-ZTELEC YUGUANG

    Zgs 3 Phase Pad-Mounted Transformer Factory-ZTELEC YUGUANG


Padmount Liquid Filled Transformers Technical Specifications

Parameter Specification Range Remarks
Rated Voltage 11kV / 22kV / 33kV / 36kV Customizable based on grid standards
Power Capacity 50kVA – 3000kVA Available for residential & industrial applications
Cooling Method ONAN (Oil Natural Air Natural) Efficient oil circulation for heat dissipation
Insulation Type Mineral Oil / Synthetic Oil Environmentally friendly options available
Enclosure Pad-Mounted, Weatherproof, Tamper-Resistant Suitable for outdoor installation
Frequency 50Hz / 60Hz Compatible with global power grids
Standards IEC 60076 / ANSI / IEEE Compliant with international certifications
Applications Utilities, Industrial Parks, Renewable Energy, Campuses Safe & efficient distribution

American-style pad-mounted transformer-4

Applications of Padmount Transformers

ZTelec Yuguang’s padmount liquid filled transformers are widely used in:

  • Residential power distribution (urban & rural grids)

  • Industrial facilities (manufacturing, processing plants)

  • Renewable energy projects (solar & wind power integration)

  • Campuses, hospitals, airports – where safe, compact, and quiet operation is required


Why Choose ZTelec Yuguang?

  • Factory direct transformer supplier – best cost-performance ratio

  • Global project experience – South America, Africa, Middle East, Europe, and Asia

  • Custom engineering – designed to meet different country standards

  • Full product line – dry type transformers, oil-immersed transformers, rectifier transformers, switchgear, and substations


Contact ZTelec Yuguang

Looking for a reliable padmount liquid filled transformer supplier in China?
ZTelec Yuguang is your trusted factory partner.

📍 Location: Henan, China
🌐 Website: www.hnztelec.com
📧 Email: info@ztelecgroup.com


Conclusion

Padmount liquid filled transformers are essential for safe, efficient, and reliable power distribution. With factory-direct manufacturing, international certifications, and proven global experience, ZTelec Yuguang stands out as one of the leading suppliers in China.

For your next distribution network, renewable project, or utility upgrade, choose ZTelec Yuguang Padmount Transformers for long-term reliability and performance.











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