




Product Display

S Series Three-phase Oil-immersed Transformer
Three-phase oil-immersed distribution transformer with high efficiency, energy saving, safety and reliability

Single-phase pole-mounted transformer
Oil-immersed transformer of single-phase transformer is safe, reliable and energy-saving

SCB series epoxy resin casting dry-type transformer
Holly transformers are weatherproof, so they can be safely placed in crowded places. Our transformers are made from high-quality materials and support residential, commercial and industrial loads in urban and rural areas, as well as in AI data centers, mining, hospitals and medical centers. Our transformers meet US and Canadian efficiency standards and are energy efficient, low noise and easy to install.

ZW20-12z pole-mounted circuit breaker
SF6 gas insulated permanent magnet spring operation of vacuum circuit breaker

Qualification certification
Passed ISO 9001:2008 quality management system certification, awarded as a high-tech enterprise (provincial-level recognition) and AAA credit enterprise. Deploying an ERP system to achieve standardized control of the entire process from research and development design to after-sales service.

Production strength
Our products cover more than 120 types and 1600 specifications of transformers, box type substations, distribution cabinets, high and low voltage switchgear, circuit breakers, etc. They are widely used in power grid infrastructure, industrial distribution, commercial buildings, municipal engineering and other scenarios.

Service guarantee
The company adheres to the core values of "integrity-based, lean based, united as the soul, and excellence as the standard", adheres to the spirit of contract and the concept of technological innovation, continuously improves and develops, and keeps up with the forefront.
WHY CHOOSE US
- ✓ Advanced equipment
- ✓ Rigorous process control
- ✓ Experts and technical team
- ✓ A comprehensive testing system
- ✓ Powerful after-sales service guarantee





Power Path Unveiling Our Process
Our process begins with a thorough assessment of energy needs and goals. Once we understand your requirements, we work closely with you to develop.
Hongye News
News Information
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212025-08Reveal our workflow
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212025-08Holly Electric Appears at Vietnam International Power Expo 2025
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182025-08New Generation Transformer, Holly Electric Company
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022025-09Single-phase pad transformer: quality, speed, full support
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312025-08Distribution Transformers: Preparing for Growth
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312025-08YB Series Prefabricated Substation First Show at Asian Power Exhibition, Modular Design Becomes an "Eye-catching Weapon"

