Energy Efficient Transformers: Henan Zhongmeng Electric Completes Energy-Saving Transformer Retrofit for a Commercial Complex in Riyadh, Saudi Arabia

Riyadh, Saudi Arabia, May 14, 2026 — In line with Saudi Arabia’s Vision 2030 that prioritizes energy efficiency, sustainability, and infrastructure modernization, a landmark commercial complex in Riyadh has successfully completed a full-scale energy-saving transformer replacement project. The turnkey upgrade was fully executed by Henan Zhongmeng Electric Co., Ltd., marking a key milestone in the company’s global delivery footprint and supporting the kingdom’s ambitious carbon-reduction and energy-transition goals.

Advanced Technology: Three-Dimensional Wound Core Design Replaces Traditional Models

The project replaced outdated, high-loss legacy transformers (S7/S11 series) with our S20-M.RL series three-dimensional wound core energy-efficient transformers—a flagship product engineered for ultra-low loss and extreme reliability, ideal for Saudi Arabia’s harsh high-temperature environment.

Significant Energy Savings

No-load loss: As low as 0.6 kW (for 1000 kVA model), a 65% reduction versus S11 (1.7 kW) and 70% lower than S7 units.
Load loss: Reduced to 7.8 kW (for 1000 kVA model), 24% lower than S11 (10.3 kW).
Annual energy saving: A single 1000 kVA unit saves approximately 23,040 kWh annually, translating to **$18,430** in electricity cost savings (at $0.8/kWh).

Revolutionary Production Technology Differences

Core Material: Traditional transformers use 0.35 mm ordinary silicon steel sheets; our S20-M.RL adopts 0.23 mm high-grade oriented silicon steel with superior magnetic conductivity and lower loss.
Core Structure: Instead of the traditional stacked-core method, we employ a fully continuous three-dimensional wound core process. This eliminates air gaps in the magnetic circuit, reducing magnetic resistance and noise (≤45 dB).
Winding Technology: Our transformers use high-purity oxygen-free copper windings with foil winding technology, enhancing insulation, reducing resistance, and improving short-circuit resistance.
Environmental Adaptation: Optimized for 50°C+ extreme heat, with H-class insulation and IP54 dustproofing, complying with Saudi SASO standards.

Wide Application: Ideal for Global Markets

Beyond commercial complexes, our Energy Efficient Transformers are designed to meet diverse global demands, especially in overseas markets with strict energy efficiency standards:

Commercial & Residential Buildings: Shopping malls, hotels, office towers, and residential complexes seeking low operating costs.
Industrial Facilities: Factories, manufacturing plants, and processing units with high and stable power consumption.
Renewable Energy Projects: Solar farms, wind power plants, and energy storage systems requiring high reliability and efficiency.
Infrastructure & Public Works: Data centers, transportation hubs, and government buildings prioritizing sustainability.
Key Overseas Markets:
- Middle East (Saudi Arabia, UAE, Qatar): Aligns with Vision 2030/2031 sustainability goals, high demand for heat-resistant, low-loss equipment.
- Southeast Asia: Rapid urbanization and industrialization driving demand for reliable power infrastructure.
- Europe & North America: Strict environmental regulations and high demand for premium, low-loss transformers.

Conclusion

The successful transformer replacement project at the Riyadh commercial complex demonstrates the tangible benefits of our three-dimensional wound core energy-efficient transformers: lower energy consumption, reduced operational costs, and a smaller carbon footprint. As a leading manufacturer, Henan Zhongmeng Electric is committed to providing high-quality, cost-effective, and environmentally friendly power solutions for global customers, supporting worldwide energy transition and sustainable development.

For more information about our Energy Efficient Transformers, please contact us today!