Professional Transformer Manufacturer & Global Power Equipment Supplier

We design and manufacture high‑performance transformer equipment for industrial, utility, and commercial power systems. From oil‑immersed units to dry‑type and control transformers, Hairui provides engineered solutions built for long‑term stability and efficient energy delivery.
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Why Choose Hairui?

Optimized material selection, streamlined coil processing, and efficient production flow allow Hairui to deliver robust transformer systems with strong performance while maintaining highly competitive project budgets—ideal for EPC partners and bulk procurement.

About Hairui

Hairui is a professional transformer manufacturer with a strong background in industrial power technology. We focus on high‑efficiency transformer systems used in factories, construction sites, data centers, and utility networks. With advanced production lines and strict quality controls, Hairui guarantees stable and safe performance for every product.
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Heavy‑Duty Build

Energy Efficient

Easy to Maintain

Transformer Categories

Engineered to support industrial grids, commercial buildings, automation equipment, and custom power systems.
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Oil‑Immersed Transformer Equipment

High‑capacity units with excellent cooling performance, designed for substations and heavy‑duty energy distribution networks.

  • ONAN / ONAF cooling
  • High dielectric strength
  • Stable overload handling
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Dry‑Type Transformer Equipment

Safe and low‑maintenance design suitable for indoor and enclosed environments such as commercial buildings and data centers.

  • Cast resin insulation
  • Low noise, low emission
  • Strong short‑circuit resistance
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Single‑Phase Transformer Equipment

Compact and efficient solutions for rural grids, small‑scale distribution, and dedicated industrial applications.

  • Lightweight structure
  • High operational safety
  • Stable voltage conversion
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Control Transformer Equipment

Designed for automation machinery, CNC systems, elevators, and power control cabinets requiring stable low‑voltage power supply.

  • Consistent output under voltage fluctuation
  • Enhanced electrical isolation
  • Multiple voltage combinations available
They've been a trusted partner for four years. Their prices have helped us win multiple projects.
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A Kenyan electrical contractor
We received the 1000kVA equipment on time, with all the necessary documentation. Excellent after-sales service.
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A UAE distributor
They provided complete technical drawings before production; very professional.
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An Indonesian EPC company

Contact Hairui

Tell us about your project. Our engineers will reply within one business day.

FAQ

Q: Can Hairui support OEM or custom specifications?

A: Yes, we support custom voltage levels, winding structures, material configurations, and casing options.

Q: What is the typical production lead time?

A: Standard units ship quickly, while custom models may require additional engineering depending on complexity.

Q: Do you provide documents for installation and commissioning?

A: Yes, full technical documentation is provided, including wiring diagrams, test reports, and operation manuals.